AmplNLWriter

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Results with Julia v1.2.0

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 Resolving package versions...
 Installed Compat ───────────── v2.2.0
 Installed Parsers ──────────── v0.3.10
 Installed BenchmarkTools ───── v0.4.3
 Installed OrderedCollections ─ v1.1.0
 Installed AmplNLWriter ─────── v0.5.0
 Installed MathProgBase ─────── v0.7.7
 Installed JSON ─────────────── v0.21.0
 Installed MathOptInterface ─── v0.9.7
  Updating `~/.julia/environments/v1.2/Project.toml`
  [7c4d4715] + AmplNLWriter v0.5.0
  Updating `~/.julia/environments/v1.2/Manifest.toml`
  [7c4d4715] + AmplNLWriter v0.5.0
  [6e4b80f9] + BenchmarkTools v0.4.3
  [34da2185] + Compat v2.2.0
  [682c06a0] + JSON v0.21.0
  [b8f27783] + MathOptInterface v0.9.7
  [fdba3010] + MathProgBase v0.7.7
  [bac558e1] + OrderedCollections v1.1.0
  [69de0a69] + Parsers v0.3.10
  [2a0f44e3] + Base64 
  [ade2ca70] + Dates 
  [8bb1440f] + DelimitedFiles 
  [8ba89e20] + Distributed 
  [b77e0a4c] + InteractiveUtils 
  [76f85450] + LibGit2 
  [8f399da3] + Libdl 
  [37e2e46d] + LinearAlgebra 
  [56ddb016] + Logging 
  [d6f4376e] + Markdown 
  [a63ad114] + Mmap 
  [44cfe95a] + Pkg 
  [de0858da] + Printf 
  [3fa0cd96] + REPL 
  [9a3f8284] + Random 
  [ea8e919c] + SHA 
  [9e88b42a] + Serialization 
  [1a1011a3] + SharedArrays 
  [6462fe0b] + Sockets 
  [2f01184e] + SparseArrays 
  [10745b16] + Statistics 
  [8dfed614] + Test 
  [cf7118a7] + UUIDs 
  [4ec0a83e] + Unicode 
   Testing AmplNLWriter
 Resolving package versions...
 Installed CommonSubexpressions ─ v0.2.0
 Installed DiffRules ──────────── v0.1.0
 Installed DataStructures ─────── v0.17.6
 Installed Ipopt ──────────────── v0.6.1
 Installed BinaryProvider ─────── v0.5.8
 Installed ForwardDiff ────────── v0.10.7
 Installed ReverseDiffSparse ──── v0.8.6
 Installed URIParser ──────────── v0.4.0
 Installed BinDeps ────────────── v0.8.10
 Installed StaticArrays ───────── v0.12.1
 Installed SpecialFunctions ───── v0.8.0
 Installed Calculus ───────────── v0.5.1
 Installed NaNMath ────────────── v0.3.3
 Installed JuMP ───────────────── v0.18.6
 Installed DiffResults ────────── v0.0.4
  Building Ipopt ───────────→ `~/.julia/packages/Ipopt/ruIXY/deps/build.log`
  Building SpecialFunctions → `~/.julia/packages/SpecialFunctions/ne2iw/deps/build.log`
    Status `/tmp/jl_F4UBqo/Manifest.toml`
  [7c4d4715] AmplNLWriter v0.5.0
  [6e4b80f9] BenchmarkTools v0.4.3
  [9e28174c] BinDeps v0.8.10
  [b99e7846] BinaryProvider v0.5.8
  [49dc2e85] Calculus v0.5.1
  [bbf7d656] CommonSubexpressions v0.2.0
  [34da2185] Compat v2.2.0
  [864edb3b] DataStructures v0.17.6
  [163ba53b] DiffResults v0.0.4
  [b552c78f] DiffRules v0.1.0
  [f6369f11] ForwardDiff v0.10.7
  [b6b21f68] Ipopt v0.6.1
  [682c06a0] JSON v0.21.0
  [4076af6c] JuMP v0.18.6
  [b8f27783] MathOptInterface v0.9.7
  [fdba3010] MathProgBase v0.7.7
  [77ba4419] NaNMath v0.3.3
  [bac558e1] OrderedCollections v1.1.0
  [69de0a69] Parsers v0.3.10
  [89212889] ReverseDiffSparse v0.8.6
  [276daf66] SpecialFunctions v0.8.0
  [90137ffa] StaticArrays v0.12.1
  [30578b45] URIParser v0.4.0
  [2a0f44e3] Base64  [`@stdlib/Base64`]
  [ade2ca70] Dates  [`@stdlib/Dates`]
  [8bb1440f] DelimitedFiles  [`@stdlib/DelimitedFiles`]
  [8ba89e20] Distributed  [`@stdlib/Distributed`]
  [b77e0a4c] InteractiveUtils  [`@stdlib/InteractiveUtils`]
  [76f85450] LibGit2  [`@stdlib/LibGit2`]
  [8f399da3] Libdl  [`@stdlib/Libdl`]
  [37e2e46d] LinearAlgebra  [`@stdlib/LinearAlgebra`]
  [56ddb016] Logging  [`@stdlib/Logging`]
  [d6f4376e] Markdown  [`@stdlib/Markdown`]
  [a63ad114] Mmap  [`@stdlib/Mmap`]
  [44cfe95a] Pkg  [`@stdlib/Pkg`]
  [de0858da] Printf  [`@stdlib/Printf`]
  [3fa0cd96] REPL  [`@stdlib/REPL`]
  [9a3f8284] Random  [`@stdlib/Random`]
  [ea8e919c] SHA  [`@stdlib/SHA`]
  [9e88b42a] Serialization  [`@stdlib/Serialization`]
  [1a1011a3] SharedArrays  [`@stdlib/SharedArrays`]
  [6462fe0b] Sockets  [`@stdlib/Sockets`]
  [2f01184e] SparseArrays  [`@stdlib/SparseArrays`]
  [10745b16] Statistics  [`@stdlib/Statistics`]
  [8dfed614] Test  [`@stdlib/Test`]
  [cf7118a7] UUIDs  [`@stdlib/UUIDs`]
  [4ec0a83e] Unicode  [`@stdlib/Unicode`]
number_threads: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.NumberOfThreads() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] number_threads(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:63
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1094
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:431
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1094
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:431
   [20] top-level scope at none:5
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:271
   [23] _start() at ./client.jl:464
  
Duplicate on-diagonal: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:201
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:210 [inlined]
   [3] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [4] solve_qcp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:203
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1094
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:431
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1094
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:431
   [20] top-level scope at none:5
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:271
   [23] _start() at ./client.jl:464
  
Duplicate off-diagonal: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:229
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:238 [inlined]
   [3] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [4] solve_qcp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:231
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1094
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:431
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1094
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:431
   [20] top-level scope at none:5
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:271
   [23] _start() at ./client.jl:464
  
solve_zero_one_with_bounds_1: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_1(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:316
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_with_lowerbound: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_with_lowerbound(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:252
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_affine_greaterthan: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::getfield(MathOptInterface.Test, Symbol("#kw##test_model_solution")))(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.GreaterThan{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.GreaterThan{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_greaterthan(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:67
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [8] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [11] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [12] include at ./boot.jl:328 [inlined]
   [13] include_relative(::Module, ::String) at ./loading.jl:1094
   [14] include(::Module, ::String) at ./Base.jl:31
   [15] include(::String) at ./client.jl:431
   [16] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [17] include at ./boot.jl:328 [inlined]
   [18] include_relative(::Module, ::String) at ./loading.jl:1094
   [19] include(::Module, ::String) at ./Base.jl:31
   [20] include(::String) at ./client.jl:431
   [21] top-level scope at none:5
   [22] eval(::Module, ::Any) at ./boot.jl:330
   [23] exec_options(::Base.JLOptions) at ./client.jl:271
   [24] _start() at ./client.jl:464
  
solve_singlevariable_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_singlevariable_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:160
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_unbounded_model: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] solve_unbounded_model(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:93
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_constant_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_constant_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:98
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_single_variable_dual_max: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_single_variable_dual_max(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:123
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1094
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:431
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1094
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:431
   [18] top-level scope at none:5
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:271
   [21] _start() at ./client.jl:464
  
solve_single_variable_dual_min: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_single_variable_dual_min(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:102
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1094
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:431
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1094
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:431
   [18] top-level scope at none:5
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:271
   [21] _start() at ./client.jl:464
  
solve_time: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.LessThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.LessThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_time(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:105
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1094
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:431
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1094
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:431
   [18] top-level scope at none:5
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:271
   [21] _start() at ./client.jl:464
  
solve_duplicate_terms_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_duplicate_terms_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:270
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1094
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:431
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1094
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:431
   [18] top-level scope at none:5
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:271
   [21] _start() at ./client.jl:464
  
raw_status_string: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] raw_status_string(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:84
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1094
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:431
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1094
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:431
   [18] top-level scope at none:5
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:271
   [21] _start() at ./client.jl:464
  
solve_affine_equalto: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::getfield(MathOptInterface.Test, Symbol("#kw##test_model_solution")))(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.EqualTo{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.EqualTo{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_equalto(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:92
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [8] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [11] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [12] include at ./boot.jl:328 [inlined]
   [13] include_relative(::Module, ::String) at ./loading.jl:1094
   [14] include(::Module, ::String) at ./Base.jl:31
   [15] include(::String) at ./client.jl:431
   [16] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [17] include at ./boot.jl:328 [inlined]
   [18] include_relative(::Module, ::String) at ./loading.jl:1094
   [19] include(::Module, ::String) at ./Base.jl:31
   [20] include(::String) at ./client.jl:431
   [21] top-level scope at none:5
   [22] eval(::Module, ::Any) at ./boot.jl:330
   [23] exec_options(::Base.JLOptions) at ./client.jl:271
   [24] _start() at ./client.jl:464
  
silent: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.Silent() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] silent(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:22
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1094
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:431
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1094
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:431
   [20] top-level scope at none:5
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:271
   [23] _start() at ./client.jl:464
  
solve_zero_one_with_bounds_3: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_3(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:350
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_affine_interval: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::getfield(MathOptInterface.Test, Symbol("#kw##test_model_solution")))(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.Interval{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.Interval{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_interval(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:117
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [8] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [11] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [12] include at ./boot.jl:328 [inlined]
   [13] include_relative(::Module, ::String) at ./loading.jl:1094
   [14] include(::Module, ::String) at ./Base.jl:31
   [15] include(::String) at ./client.jl:431
   [16] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [17] include at ./boot.jl:328 [inlined]
   [18] include_relative(::Module, ::String) at ./loading.jl:1094
   [19] include(::Module, ::String) at ./Base.jl:31
   [20] include(::String) at ./client.jl:431
   [21] top-level scope at none:5
   [22] eval(::Module, ::Any) at ./boot.jl:330
   [23] exec_options(::Base.JLOptions) at ./client.jl:271
   [24] _start() at ./client.jl:464
  
solve_with_upperbound: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.LessThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.LessThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_with_upperbound(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:220
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_duplicate_terms_scalar_affine: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] #test_model_solution at ./none:0 [inlined]
   [5] solve_duplicate_terms_scalar_affine(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:150
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [8] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [11] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [12] include at ./boot.jl:328 [inlined]
   [13] include_relative(::Module, ::String) at ./loading.jl:1094
   [14] include(::Module, ::String) at ./Base.jl:31
   [15] include(::String) at ./client.jl:431
   [16] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [17] include at ./boot.jl:328 [inlined]
   [18] include_relative(::Module, ::String) at ./loading.jl:1094
   [19] include(::Module, ::String) at ./Base.jl:31
   [20] include(::String) at ./client.jl:431
   [21] top-level scope at none:5
   [22] eval(::Module, ::Any) at ./boot.jl:330
   [23] exec_options(::Base.JLOptions) at ./client.jl:271
   [24] _start() at ./client.jl:464
  
time_limit_sec: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.TimeLimitSec() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] time_limit_sec(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:43
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1094
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:431
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1094
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:431
   [20] top-level scope at none:5
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:271
   [23] _start() at ./client.jl:464
  
getvariable: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] getvariable(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:178
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_zero_one_with_bounds_2: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_2(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:333
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_qp_edge_cases: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_qp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:189
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1094
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:431
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1094
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:431
   [18] top-level scope at none:5
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:271
   [21] _start() at ./client.jl:464
  
getconstraint: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] getconstraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:8
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1094
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:431
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1094
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:431
   [19] top-level scope at none:5
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:271
   [22] _start() at ./client.jl:464
  
solve_result_index: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_result_index(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:146
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1094
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:431
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1094
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:431
   [18] top-level scope at none:5
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:271
   [21] _start() at ./client.jl:464
  
solve_affine_lessthan: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::getfield(MathOptInterface.Test, Symbol("#kw##test_model_solution")))(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.LessThan{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.LessThan{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_lessthan(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:42
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113 [inlined]
   [8] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [11] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [12] include at ./boot.jl:328 [inlined]
   [13] include_relative(::Module, ::String) at ./loading.jl:1094
   [14] include(::Module, ::String) at ./Base.jl:31
   [15] include(::String) at ./client.jl:431
   [16] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [17] include at ./boot.jl:328 [inlined]
   [18] include_relative(::Module, ::String) at ./loading.jl:1094
   [19] include(::Module, ::String) at ./Base.jl:31
   [20] include(::String) at ./client.jl:431
   [21] top-level scope at none:5
   [22] eval(::Module, ::Any) at ./boot.jl:330
   [23] exec_options(::Base.JLOptions) at ./client.jl:271
   [24] _start() at ./client.jl:464
  
Test Summary:                            | Pass  Error  Total
Unit Tests                               |   84     27    111
  number_threads                         |    1      1      2
  solve_qcp_edge_cases                   |           2      2
    Duplicate on-diagonal                |           1      1
    Duplicate off-diagonal               |           1      1
  solve_zero_one_with_bounds_1           |           1      1
  solve_with_lowerbound                  |    1      1      2
  delete_nonnegative_variables           |   14            14
  solve_affine_greaterthan               |           1      1
  add_variable                           |    3             3
  solve_singlevariable_obj               |    1      1      2
  solve_unbounded_model                  |           1      1
  solve_constant_obj                     |    1      1      2
  solve_single_variable_dual_max         |           1      1
  solve_single_variable_dual_min         |           1      1
  solver_name                            |    1             1
  delete_variable                        |    4             4
  solve_time                             |    1      1      2
  solve_duplicate_terms_obj              |    1      1      2
  delete_variables                       |    4             4
  raw_status_string                      |    1      1      2
  add_variables                          |    3             3
  feasibility_sense                      |    3             3
  solve_affine_equalto                   |           1      1
  max_sense                              |    3             3
  variablenames                          |    5             5
  silent                                 |    1      1      2
  update_dimension_nonnegative_variables |   15            15
  min_sense                              |    3             3
  solve_zero_one_with_bounds_3           |           1      1
  solve_affine_interval                  |           1      1
  solve_with_upperbound                  |    1      1      2
  solve_duplicate_terms_scalar_affine    |           1      1
  time_limit_sec                         |    1      1      2
  delete_soc_variables                   |   11            11
  getvariable                            |           1      1
  solve_zero_one_with_bounds_2           |           1      1
  solve_qp_edge_cases                    |           1      1
  getconstraint                          |           1      1
  solve_result_index                     |           1      1
  get_objective_function                 |    5             5
  solve_affine_lessthan                  |           1      1
ERROR: LoadError: LoadError: Some tests did not pass: 84 passed, 0 failed, 27 errored, 0 broken.
in expression starting at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:16
in expression starting at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
ERROR: Package AmplNLWriter errored during testing
Stacktrace:
 [1] pkgerror(::String, ::Vararg{String,N} where N) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/Types.jl:112
 [2] #test#119(::Bool, ::Nothing, ::typeof(Pkg.Operations.test), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/Operations.jl:1288
 [3] #test at ./none:0 [inlined]
 [4] #test#62(::Bool, ::Nothing, ::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.test), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:245
 [5] test at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:233 [inlined]
 [6] #test#61 at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:230 [inlined]
 [7] test at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:230 [inlined]
 [8] #test#60 at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:229 [inlined]
 [9] test at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:229 [inlined]
 [10] #test#59(::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.test), ::String) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:228
 [11] test(::String) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Pkg/src/API.jl:228
 [12] top-level scope at none:10

Results with Julia v1.3.0

Testing was unsuccessful: package has test failures. Last evaluation was ago and took 3 minutes, 59 seconds.

Click here to download the log file.

 Resolving package versions...
 Installed Parsers ──────────── v0.3.10
 Installed Compat ───────────── v2.2.0
 Installed OrderedCollections ─ v1.1.0
 Installed BenchmarkTools ───── v0.4.3
 Installed AmplNLWriter ─────── v0.5.0
 Installed MathProgBase ─────── v0.7.7
 Installed JSON ─────────────── v0.21.0
 Installed MathOptInterface ─── v0.9.7
  Updating `~/.julia/environments/v1.3/Project.toml`
  [7c4d4715] + AmplNLWriter v0.5.0
  Updating `~/.julia/environments/v1.3/Manifest.toml`
  [7c4d4715] + AmplNLWriter v0.5.0
  [6e4b80f9] + BenchmarkTools v0.4.3
  [34da2185] + Compat v2.2.0
  [682c06a0] + JSON v0.21.0
  [b8f27783] + MathOptInterface v0.9.7
  [fdba3010] + MathProgBase v0.7.7
  [bac558e1] + OrderedCollections v1.1.0
  [69de0a69] + Parsers v0.3.10
  [2a0f44e3] + Base64 
  [ade2ca70] + Dates 
  [8bb1440f] + DelimitedFiles 
  [8ba89e20] + Distributed 
  [b77e0a4c] + InteractiveUtils 
  [76f85450] + LibGit2 
  [8f399da3] + Libdl 
  [37e2e46d] + LinearAlgebra 
  [56ddb016] + Logging 
  [d6f4376e] + Markdown 
  [a63ad114] + Mmap 
  [44cfe95a] + Pkg 
  [de0858da] + Printf 
  [3fa0cd96] + REPL 
  [9a3f8284] + Random 
  [ea8e919c] + SHA 
  [9e88b42a] + Serialization 
  [1a1011a3] + SharedArrays 
  [6462fe0b] + Sockets 
  [2f01184e] + SparseArrays 
  [10745b16] + Statistics 
  [8dfed614] + Test 
  [cf7118a7] + UUIDs 
  [4ec0a83e] + Unicode 
   Testing AmplNLWriter
 Resolving package versions...
 Installed NaNMath ────────────── v0.3.3
 Installed DiffResults ────────── v0.0.4
 Installed Ipopt ──────────────── v0.6.1
 Installed DataStructures ─────── v0.17.6
 Installed ForwardDiff ────────── v0.10.7
 Installed SpecialFunctions ───── v0.9.0
 Installed ReverseDiffSparse ──── v0.8.6
 Installed CommonSubexpressions ─ v0.2.0
 Installed StaticArrays ───────── v0.12.1
 Installed OpenSpecFun_jll ────── v0.5.3+1
 Installed BinaryProvider ─────── v0.5.8
 Installed JuMP ───────────────── v0.18.6
 Installed Calculus ───────────── v0.5.1
 Installed DiffRules ──────────── v0.1.0
  Building Ipopt → `~/.julia/packages/Ipopt/ruIXY/deps/build.log`
    Status `/tmp/jl_QbHk12/Manifest.toml`
  [7c4d4715] AmplNLWriter v0.5.0
  [6e4b80f9] BenchmarkTools v0.4.3
  [b99e7846] BinaryProvider v0.5.8
  [49dc2e85] Calculus v0.5.1
  [bbf7d656] CommonSubexpressions v0.2.0
  [34da2185] Compat v2.2.0
  [864edb3b] DataStructures v0.17.6
  [163ba53b] DiffResults v0.0.4
  [b552c78f] DiffRules v0.1.0
  [f6369f11] ForwardDiff v0.10.7
  [b6b21f68] Ipopt v0.6.1
  [682c06a0] JSON v0.21.0
  [4076af6c] JuMP v0.18.6
  [b8f27783] MathOptInterface v0.9.7
  [fdba3010] MathProgBase v0.7.7
  [77ba4419] NaNMath v0.3.3
  [efe28fd5] OpenSpecFun_jll v0.5.3+1
  [bac558e1] OrderedCollections v1.1.0
  [69de0a69] Parsers v0.3.10
  [89212889] ReverseDiffSparse v0.8.6
  [276daf66] SpecialFunctions v0.9.0
  [90137ffa] StaticArrays v0.12.1
  [2a0f44e3] Base64  [`@stdlib/Base64`]
  [ade2ca70] Dates  [`@stdlib/Dates`]
  [8bb1440f] DelimitedFiles  [`@stdlib/DelimitedFiles`]
  [8ba89e20] Distributed  [`@stdlib/Distributed`]
  [b77e0a4c] InteractiveUtils  [`@stdlib/InteractiveUtils`]
  [76f85450] LibGit2  [`@stdlib/LibGit2`]
  [8f399da3] Libdl  [`@stdlib/Libdl`]
  [37e2e46d] LinearAlgebra  [`@stdlib/LinearAlgebra`]
  [56ddb016] Logging  [`@stdlib/Logging`]
  [d6f4376e] Markdown  [`@stdlib/Markdown`]
  [a63ad114] Mmap  [`@stdlib/Mmap`]
  [44cfe95a] Pkg  [`@stdlib/Pkg`]
  [de0858da] Printf  [`@stdlib/Printf`]
  [3fa0cd96] REPL  [`@stdlib/REPL`]
  [9a3f8284] Random  [`@stdlib/Random`]
  [ea8e919c] SHA  [`@stdlib/SHA`]
  [9e88b42a] Serialization  [`@stdlib/Serialization`]
  [1a1011a3] SharedArrays  [`@stdlib/SharedArrays`]
  [6462fe0b] Sockets  [`@stdlib/Sockets`]
  [2f01184e] SparseArrays  [`@stdlib/SparseArrays`]
  [10745b16] Statistics  [`@stdlib/Statistics`]
  [8dfed614] Test  [`@stdlib/Test`]
  [cf7118a7] UUIDs  [`@stdlib/UUIDs`]
  [4ec0a83e] Unicode  [`@stdlib/Unicode`]
number_threads: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.NumberOfThreads() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] number_threads(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:63
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
Duplicate on-diagonal: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:201
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:210 [inlined]
   [3] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107 [inlined]
   [4] solve_qcp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:203
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
Duplicate off-diagonal: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:229
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:238 [inlined]
   [3] macro expansion at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107 [inlined]
   [4] solve_qcp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:231
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
solve_zero_one_with_bounds_1: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_1(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:316
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_with_lowerbound: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_with_lowerbound(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:252
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_affine_greaterthan: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.GreaterThan{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.GreaterThan{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_greaterthan(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:67
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
solve_singlevariable_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_singlevariable_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:160
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_unbounded_model: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] solve_unbounded_model(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:93
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_constant_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_constant_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:98
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_single_variable_dual_max: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_single_variable_dual_max(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:123
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_single_variable_dual_min: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_single_variable_dual_min(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:102
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_time: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.LessThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.LessThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_time(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:105
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_duplicate_terms_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_duplicate_terms_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:270
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
raw_status_string: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] raw_status_string(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:84
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_affine_equalto: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.EqualTo{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.EqualTo{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_equalto(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:92
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
silent: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.Silent() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] silent(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:22
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
solve_zero_one_with_bounds_3: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_3(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:350
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_affine_interval: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.Interval{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.Interval{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_interval(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:117
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
solve_with_upperbound: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.LessThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.LessThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_with_upperbound(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:220
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_duplicate_terms_scalar_affine: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] #test_model_solution at ./none:0 [inlined]
   [5] solve_duplicate_terms_scalar_affine(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:150
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
time_limit_sec: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.TimeLimitSec() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] time_limit_sec(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:43
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
getvariable: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] getvariable(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:178
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_zero_one_with_bounds_2: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_2(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:333
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_qp_edge_cases: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_qp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:189
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
getconstraint: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] getconstraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:8
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_result_index: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_result_index(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:146
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_affine_lessthan: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.LessThan{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.LessThan{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_lessthan(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:42
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
Test Summary:                            | Pass  Error  Total
Unit Tests                               |   84     27    111
  number_threads                         |    1      1      2
  solve_qcp_edge_cases                   |           2      2
    Duplicate on-diagonal                |           1      1
    Duplicate off-diagonal               |           1      1
  solve_zero_one_with_bounds_1           |           1      1
  solve_with_lowerbound                  |    1      1      2
  delete_nonnegative_variables           |   14            14
  solve_affine_greaterthan               |           1      1
  add_variable                           |    3             3
  solve_singlevariable_obj               |    1      1      2
  solve_unbounded_model                  |           1      1
  solve_constant_obj                     |    1      1      2
  solve_single_variable_dual_max         |           1      1
  solve_single_variable_dual_min         |           1      1
  solver_name                            |    1             1
  delete_variable                        |    4             4
  solve_time                             |    1      1      2
  solve_duplicate_terms_obj              |    1      1      2
  delete_variables                       |    4             4
  raw_status_string                      |    1      1      2
  add_variables                          |    3             3
  feasibility_sense                      |    3             3
  solve_affine_equalto                   |           1      1
  max_sense                              |    3             3
  variablenames                          |    5             5
  silent                                 |    1      1      2
  update_dimension_nonnegative_variables |   15            15
  min_sense                              |    3             3
  solve_zero_one_with_bounds_3           |           1      1
  solve_affine_interval                  |           1      1
  solve_with_upperbound                  |    1      1      2
  solve_duplicate_terms_scalar_affine    |           1      1
  time_limit_sec                         |    1      1      2
  delete_soc_variables                   |   11            11
  getvariable                            |           1      1
  solve_zero_one_with_bounds_2           |           1      1
  solve_qp_edge_cases                    |           1      1
  getconstraint                          |           1      1
  solve_result_index                     |           1      1
  get_objective_function                 |    5             5
  solve_affine_lessthan                  |           1      1
ERROR: LoadError: LoadError: Some tests did not pass: 84 passed, 0 failed, 27 errored, 0 broken.
in expression starting at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:16
in expression starting at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
ERROR: Package AmplNLWriter errored during testing
Stacktrace:
 [1] pkgerror(::String, ::Vararg{String,N} where N) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Types.jl:113
 [2] #test#131(::Bool, ::Nothing, ::Cmd, ::Cmd, ::typeof(Pkg.Operations.test), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Operations.jl:1370
 [3] #test at ./none:0 [inlined]
 [4] #test#62(::Bool, ::Nothing, ::Cmd, ::Cmd, ::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.test), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:253
 [5] test(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:239
 [6] #test#61 at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:233 [inlined]
 [7] test at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:233 [inlined]
 [8] #test#60 at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:232 [inlined]
 [9] test at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:232 [inlined]
 [10] #test#59(::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.test), ::String) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:231
 [11] test(::String) at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:231
 [12] top-level scope at none:10

Results with Julia v1.3.1-pre-7704df0a5a

Testing was unsuccessful: package has test failures. Last evaluation was ago and took 3 minutes, 43 seconds.

Click here to download the log file.

 Resolving package versions...
 Installed Parsers ──────────── v0.3.10
 Installed Compat ───────────── v2.2.0
 Installed BenchmarkTools ───── v0.4.3
 Installed OrderedCollections ─ v1.1.0
 Installed AmplNLWriter ─────── v0.5.0
 Installed MathProgBase ─────── v0.7.7
 Installed JSON ─────────────── v0.21.0
 Installed MathOptInterface ─── v0.9.7
  Updating `~/.julia/environments/v1.3/Project.toml`
  [7c4d4715] + AmplNLWriter v0.5.0
  Updating `~/.julia/environments/v1.3/Manifest.toml`
  [7c4d4715] + AmplNLWriter v0.5.0
  [6e4b80f9] + BenchmarkTools v0.4.3
  [34da2185] + Compat v2.2.0
  [682c06a0] + JSON v0.21.0
  [b8f27783] + MathOptInterface v0.9.7
  [fdba3010] + MathProgBase v0.7.7
  [bac558e1] + OrderedCollections v1.1.0
  [69de0a69] + Parsers v0.3.10
  [2a0f44e3] + Base64 
  [ade2ca70] + Dates 
  [8bb1440f] + DelimitedFiles 
  [8ba89e20] + Distributed 
  [b77e0a4c] + InteractiveUtils 
  [76f85450] + LibGit2 
  [8f399da3] + Libdl 
  [37e2e46d] + LinearAlgebra 
  [56ddb016] + Logging 
  [d6f4376e] + Markdown 
  [a63ad114] + Mmap 
  [44cfe95a] + Pkg 
  [de0858da] + Printf 
  [3fa0cd96] + REPL 
  [9a3f8284] + Random 
  [ea8e919c] + SHA 
  [9e88b42a] + Serialization 
  [1a1011a3] + SharedArrays 
  [6462fe0b] + Sockets 
  [2f01184e] + SparseArrays 
  [10745b16] + Statistics 
  [8dfed614] + Test 
  [cf7118a7] + UUIDs 
  [4ec0a83e] + Unicode 
   Testing AmplNLWriter
 Resolving package versions...
 Installed DiffResults ────────── v0.0.4
 Installed DiffRules ──────────── v0.1.0
 Installed Ipopt ──────────────── v0.6.1
 Installed StaticArrays ───────── v0.12.1
 Installed ForwardDiff ────────── v0.10.7
 Installed BinaryProvider ─────── v0.5.8
 Installed DataStructures ─────── v0.17.6
 Installed OpenSpecFun_jll ────── v0.5.3+1
 Installed ReverseDiffSparse ──── v0.8.6
 Installed Calculus ───────────── v0.5.1
 Installed JuMP ───────────────── v0.18.6
 Installed CommonSubexpressions ─ v0.2.0
 Installed NaNMath ────────────── v0.3.3
 Installed SpecialFunctions ───── v0.9.0
  Building Ipopt → `~/.julia/packages/Ipopt/ruIXY/deps/build.log`
    Status `/tmp/jl_N4p7IH/Manifest.toml`
  [7c4d4715] AmplNLWriter v0.5.0
  [6e4b80f9] BenchmarkTools v0.4.3
  [b99e7846] BinaryProvider v0.5.8
  [49dc2e85] Calculus v0.5.1
  [bbf7d656] CommonSubexpressions v0.2.0
  [34da2185] Compat v2.2.0
  [864edb3b] DataStructures v0.17.6
  [163ba53b] DiffResults v0.0.4
  [b552c78f] DiffRules v0.1.0
  [f6369f11] ForwardDiff v0.10.7
  [b6b21f68] Ipopt v0.6.1
  [682c06a0] JSON v0.21.0
  [4076af6c] JuMP v0.18.6
  [b8f27783] MathOptInterface v0.9.7
  [fdba3010] MathProgBase v0.7.7
  [77ba4419] NaNMath v0.3.3
  [efe28fd5] OpenSpecFun_jll v0.5.3+1
  [bac558e1] OrderedCollections v1.1.0
  [69de0a69] Parsers v0.3.10
  [89212889] ReverseDiffSparse v0.8.6
  [276daf66] SpecialFunctions v0.9.0
  [90137ffa] StaticArrays v0.12.1
  [2a0f44e3] Base64  [`@stdlib/Base64`]
  [ade2ca70] Dates  [`@stdlib/Dates`]
  [8bb1440f] DelimitedFiles  [`@stdlib/DelimitedFiles`]
  [8ba89e20] Distributed  [`@stdlib/Distributed`]
  [b77e0a4c] InteractiveUtils  [`@stdlib/InteractiveUtils`]
  [76f85450] LibGit2  [`@stdlib/LibGit2`]
  [8f399da3] Libdl  [`@stdlib/Libdl`]
  [37e2e46d] LinearAlgebra  [`@stdlib/LinearAlgebra`]
  [56ddb016] Logging  [`@stdlib/Logging`]
  [d6f4376e] Markdown  [`@stdlib/Markdown`]
  [a63ad114] Mmap  [`@stdlib/Mmap`]
  [44cfe95a] Pkg  [`@stdlib/Pkg`]
  [de0858da] Printf  [`@stdlib/Printf`]
  [3fa0cd96] REPL  [`@stdlib/REPL`]
  [9a3f8284] Random  [`@stdlib/Random`]
  [ea8e919c] SHA  [`@stdlib/SHA`]
  [9e88b42a] Serialization  [`@stdlib/Serialization`]
  [1a1011a3] SharedArrays  [`@stdlib/SharedArrays`]
  [6462fe0b] Sockets  [`@stdlib/Sockets`]
  [2f01184e] SparseArrays  [`@stdlib/SparseArrays`]
  [10745b16] Statistics  [`@stdlib/Statistics`]
  [8dfed614] Test  [`@stdlib/Test`]
  [cf7118a7] UUIDs  [`@stdlib/UUIDs`]
  [4ec0a83e] Unicode  [`@stdlib/Unicode`]
number_threads: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.NumberOfThreads() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] number_threads(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:63
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
Duplicate on-diagonal: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:201
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:210 [inlined]
   [3] macro expansion at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107 [inlined]
   [4] solve_qcp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:203
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
Duplicate off-diagonal: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:229
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:238 [inlined]
   [3] macro expansion at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107 [inlined]
   [4] solve_qcp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:231
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
solve_zero_one_with_bounds_1: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_1(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:316
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_with_lowerbound: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_with_lowerbound(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:252
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_affine_greaterthan: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.GreaterThan{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.GreaterThan{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_greaterthan(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:67
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
solve_singlevariable_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_singlevariable_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:160
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_unbounded_model: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] solve_unbounded_model(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:93
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_constant_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_constant_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:98
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_single_variable_dual_max: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_single_variable_dual_max(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:123
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_single_variable_dual_min: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_single_variable_dual_min(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:102
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_time: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.LessThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.LessThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_time(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:105
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_duplicate_terms_obj: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_duplicate_terms_obj(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:270
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
raw_status_string: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] raw_status_string(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:84
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_affine_equalto: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.EqualTo{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.EqualTo{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_equalto(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:92
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
silent: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.Silent() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] silent(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:22
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
solve_zero_one_with_bounds_3: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_3(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:350
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_affine_interval: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.Interval{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.Interval{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_interval(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:117
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
solve_with_upperbound: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.LessThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.LessThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_with_upperbound(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:220
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_duplicate_terms_scalar_affine: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] #test_model_solution at ./none:0 [inlined]
   [5] solve_duplicate_terms_scalar_affine(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:150
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
time_limit_sec: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  KeyError: key MathOptInterface.TimeLimitSec() not found
  Stacktrace:
   [1] getindex at ./dict.jl:477 [inlined]
   [2] _get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:179 [inlined]
   [3] get at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:205 [inlined]
   [4] time_limit_sec(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/attributes.jl:43
   [5] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [6] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [9] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [10] include at ./boot.jl:328 [inlined]
   [11] include_relative(::Module, ::String) at ./loading.jl:1105
   [12] include(::Module, ::String) at ./Base.jl:31
   [13] include(::String) at ./client.jl:424
   [14] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [15] include at ./boot.jl:328 [inlined]
   [16] include_relative(::Module, ::String) at ./loading.jl:1105
   [17] include(::Module, ::String) at ./Base.jl:31
   [18] include(::String) at ./client.jl:424
   [19] top-level scope at none:6
   [20] eval(::Module, ::Any) at ./boot.jl:330
   [21] exec_options(::Base.JLOptions) at ./client.jl:263
   [22] _start() at ./client.jl:460
  
getvariable: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] getvariable(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/variables.jl:178
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_zero_one_with_bounds_2: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.ZeroOne}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.ZeroOne) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] solve_zero_one_with_bounds_2(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:333
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_qp_edge_cases: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_qp_edge_cases(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/objectives.jl:189
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
getconstraint: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] loadfromstring!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::String) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/parser.jl:238
   [3] getconstraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:8
   [4] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [5] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [6] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [7] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] include at ./boot.jl:328 [inlined]
   [10] include_relative(::Module, ::String) at ./loading.jl:1105
   [11] include(::Module, ::String) at ./Base.jl:31
   [12] include(::String) at ./client.jl:424
   [13] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [14] include at ./boot.jl:328 [inlined]
   [15] include_relative(::Module, ::String) at ./loading.jl:1105
   [16] include(::Module, ::String) at ./Base.jl:31
   [17] include(::String) at ./client.jl:424
   [18] top-level scope at none:6
   [19] eval(::Module, ::Any) at ./boot.jl:330
   [20] exec_options(::Base.JLOptions) at ./client.jl:263
   [21] _start() at ./client.jl:460
  
solve_result_index: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.GreaterThan{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] add_constraint(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.SingleVariable, ::MathOptInterface.GreaterThan{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:375
   [2] solve_result_index(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/solve.jl:146
   [3] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [4] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [5] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [6] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [7] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [8] include at ./boot.jl:328 [inlined]
   [9] include_relative(::Module, ::String) at ./loading.jl:1105
   [10] include(::Module, ::String) at ./Base.jl:31
   [11] include(::String) at ./client.jl:424
   [12] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [13] include at ./boot.jl:328 [inlined]
   [14] include_relative(::Module, ::String) at ./loading.jl:1105
   [15] include(::Module, ::String) at ./Base.jl:31
   [16] include(::String) at ./client.jl:424
   [17] top-level scope at none:6
   [18] eval(::Module, ::Any) at ./boot.jl:330
   [19] exec_options(::Base.JLOptions) at ./client.jl:263
   [20] _start() at ./client.jl:460
  
solve_affine_lessthan: Error During Test at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:47
  Got exception outside of a @test
  MethodError: supports_constraint(::AmplNLWriter.InnerModel{Float64}, ::Type{MathOptInterface.SingleVariable}, ::Type{MathOptInterface.EqualTo{Float64}}) is ambiguous. Candidates:
    supports_constraint(::MathOptInterface.Utilities.AbstractModel{T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s118} where #s118<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{T}, MathOptInterface.GreaterThan{T}, MathOptInterface.Interval{T}, MathOptInterface.LessThan{T}, MathOptInterface.Semicontinuous{T}, MathOptInterface.Semiinteger{T}}) where T in MathOptInterface.Utilities at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:489
    supports_constraint(model::AmplNLWriter.InnerModel{#76#T}, ::Type{#s21} where #s21<:Union{MathOptInterface.SingleVariable, MathOptInterface.ScalarAffineFunction{#76#T}, MathOptInterface.ScalarQuadraticFunction{#76#T}}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}}) where #76#T in AmplNLWriter at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/model.jl:1020
  Possible fix, define
    supports_constraint(::AmplNLWriter.InnerModel{#76#T}, ::Type{MathOptInterface.SingleVariable}, ::Type{#s20} where #s20<:Union{MathOptInterface.Integer, MathOptInterface.ZeroOne, MathOptInterface.EqualTo{#76#T}, MathOptInterface.GreaterThan{#76#T}, MathOptInterface.Interval{#76#T}, MathOptInterface.LessThan{#76#T}})
  Stacktrace:
   [1] get(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.ListOfConstraintIndices{MathOptInterface.SingleVariable,MathOptInterface.EqualTo{Float64}}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Utilities/universalfallback.jl:227
   [2] optimize!(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}) at /root/.julia/packages/AmplNLWriter/V1gW5/src/MOI_wrapper.jl:295
   [3] #test_model_solution#12 at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/unit_tests.jl:61 [inlined]
   [4] (::MathOptInterface.Test.var"#kw##test_model_solution")(::NamedTuple{(:objective_value, :variable_primal, :constraint_primal, :constraint_dual),Tuple{Float64,Array{Tuple{MathOptInterface.VariableIndex,Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.LessThan{Float64}},Float64},1},Array{Tuple{MathOptInterface.ConstraintIndex{MathOptInterface.ScalarAffineFunction{Float64},MathOptInterface.LessThan{Float64}},Float64},1}}}, ::typeof(MathOptInterface.Test.test_model_solution), ::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at ./none:0
   [5] solve_affine_lessthan(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/UnitTests/constraints.jl:42
   [6] macro expansion at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48 [inlined]
   [7] unittest(::MathOptInterface.Utilities.UniversalFallback{AmplNLWriter.InnerModel{Float64}}, ::MathOptInterface.Test.TestConfig{Float64}, ::Array{String,1}) at /root/.julia/packages/MathOptInterface/A2UPd/src/Test/config.jl:48
   [8] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [9] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [10] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:17
   [11] include at ./boot.jl:328 [inlined]
   [12] include_relative(::Module, ::String) at ./loading.jl:1105
   [13] include(::Module, ::String) at ./Base.jl:31
   [14] include(::String) at ./client.jl:424
   [15] top-level scope at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
   [16] include at ./boot.jl:328 [inlined]
   [17] include_relative(::Module, ::String) at ./loading.jl:1105
   [18] include(::Module, ::String) at ./Base.jl:31
   [19] include(::String) at ./client.jl:424
   [20] top-level scope at none:6
   [21] eval(::Module, ::Any) at ./boot.jl:330
   [22] exec_options(::Base.JLOptions) at ./client.jl:263
   [23] _start() at ./client.jl:460
  
Test Summary:                            | Pass  Error  Total
Unit Tests                               |   84     27    111
  number_threads                         |    1      1      2
  solve_qcp_edge_cases                   |           2      2
    Duplicate on-diagonal                |           1      1
    Duplicate off-diagonal               |           1      1
  solve_zero_one_with_bounds_1           |           1      1
  solve_with_lowerbound                  |    1      1      2
  delete_nonnegative_variables           |   14            14
  solve_affine_greaterthan               |           1      1
  add_variable                           |    3             3
  solve_singlevariable_obj               |    1      1      2
  solve_unbounded_model                  |           1      1
  solve_constant_obj                     |    1      1      2
  solve_single_variable_dual_max         |           1      1
  solve_single_variable_dual_min         |           1      1
  solver_name                            |    1             1
  delete_variable                        |    4             4
  solve_time                             |    1      1      2
  solve_duplicate_terms_obj              |    1      1      2
  delete_variables                       |    4             4
  raw_status_string                      |    1      1      2
  add_variables                          |    3             3
  feasibility_sense                      |    3             3
  solve_affine_equalto                   |           1      1
  max_sense                              |    3             3
  variablenames                          |    5             5
  silent                                 |    1      1      2
  update_dimension_nonnegative_variables |   15            15
  min_sense                              |    3             3
  solve_zero_one_with_bounds_3           |           1      1
  solve_affine_interval                  |           1      1
  solve_with_upperbound                  |    1      1      2
  solve_duplicate_terms_scalar_affine    |           1      1
  time_limit_sec                         |    1      1      2
  delete_soc_variables                   |   11            11
  getvariable                            |           1      1
  solve_zero_one_with_bounds_2           |           1      1
  solve_qp_edge_cases                    |           1      1
  getconstraint                          |           1      1
  solve_result_index                     |           1      1
  get_objective_function                 |    5             5
  solve_affine_lessthan                  |           1      1
ERROR: LoadError: LoadError: Some tests did not pass: 84 passed, 0 failed, 27 errored, 0 broken.
in expression starting at /root/.julia/packages/AmplNLWriter/V1gW5/test/MOI_wrapper.jl:16
in expression starting at /root/.julia/packages/AmplNLWriter/V1gW5/test/runtests.jl:5
ERROR: Package AmplNLWriter errored during testing
Stacktrace:
 [1] pkgerror(::String, ::Vararg{String,N} where N) at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/Types.jl:113
 [2] #test#131(::Bool, ::Nothing, ::Cmd, ::Cmd, ::typeof(Pkg.Operations.test), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/Operations.jl:1370
 [3] #test at ./none:0 [inlined]
 [4] #test#62(::Bool, ::Nothing, ::Cmd, ::Cmd, ::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.test), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:253
 [5] test(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:239
 [6] #test#61 at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:233 [inlined]
 [7] test at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:233 [inlined]
 [8] #test#60 at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:232 [inlined]
 [9] test at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:232 [inlined]
 [10] #test#59(::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.test), ::String) at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:231
 [11] test(::String) at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:231
 [12] top-level scope at none:10