LogDensityProblems

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Results with Julia v1.2.0

Testing was unsuccessful: package has test failures. Last evaluation was ago and took 11 minutes, 44 seconds.

Click here to download the log file.

 Resolving package versions...
 Installed Requires ───────────── v0.5.2
 Installed URIParser ──────────── v0.4.0
 Installed Compat ─────────────── v2.2.0
 Installed CommonSubexpressions ─ v0.2.0
 Installed LogDensityProblems ─── v0.9.2
 Installed BinaryProvider ─────── v0.5.8
 Installed DocStringExtensions ── v0.8.1
 Installed ForwardDiff ────────── v0.10.7
 Installed OrderedCollections ─── v1.1.0
 Installed ArgCheck ───────────── v1.0.1
 Installed DiffRules ──────────── v0.1.0
 Installed Parsers ────────────── v0.3.10
 Installed DataStructures ─────── v0.17.6
 Installed JSON ───────────────── v0.21.0
 Installed NaNMath ────────────── v0.3.3
 Installed StaticArrays ───────── v0.12.1
 Installed TransformVariables ─── v0.3.8
 Installed Parameters ─────────── v0.12.0
 Installed DiffResults ────────── v0.0.4
 Installed BenchmarkTools ─────── v0.4.3
 Installed MacroTools ─────────── v0.5.2
 Installed BinDeps ────────────── v0.8.10
 Installed SpecialFunctions ───── v0.8.0
  Updating `~/.julia/environments/v1.2/Project.toml`
  [6fdf6af0] + LogDensityProblems v0.9.2
  Updating `~/.julia/environments/v1.2/Manifest.toml`
  [dce04be8] + ArgCheck v1.0.1
  [6e4b80f9] + BenchmarkTools v0.4.3
  [9e28174c] + BinDeps v0.8.10
  [b99e7846] + BinaryProvider v0.5.8
  [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
  [ffbed154] + DocStringExtensions v0.8.1
  [f6369f11] + ForwardDiff v0.10.7
  [682c06a0] + JSON v0.21.0
  [6fdf6af0] + LogDensityProblems v0.9.2
  [1914dd2f] + MacroTools v0.5.2
  [77ba4419] + NaNMath v0.3.3
  [bac558e1] + OrderedCollections v1.1.0
  [d96e819e] + Parameters v0.12.0
  [69de0a69] + Parsers v0.3.10
  [ae029012] + Requires v0.5.2
  [276daf66] + SpecialFunctions v0.8.0
  [90137ffa] + StaticArrays v0.12.1
  [84d833dd] + TransformVariables v0.3.8
  [30578b45] + URIParser v0.4.0
  [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 
  Building SpecialFunctions → `~/.julia/packages/SpecialFunctions/ne2iw/deps/build.log`
   Testing LogDensityProblems
 Resolving package versions...
 Installed Missings ─────────── v0.4.3
 Installed StatsFuns ────────── v0.9.0
 Installed StatsBase ────────── v0.32.0
 Installed Zygote ───────────── v0.4.1
 Installed ReverseDiff ──────── v0.3.1
 Installed Flux ─────────────── v0.10.0
 Installed Distributions ────── v0.21.9
 Installed Documenter ───────── v0.24.2
 Installed PDMats ───────────── v0.9.10
 Installed DataAPI ──────────── v1.1.0
 Installed Conda ────────────── v1.3.0
 Installed AbstractFFTs ─────── v0.4.1
 Installed CUDAnative ───────── v2.6.0
 Installed Adapt ────────────── v1.0.0
 Installed CuArrays ─────────── v1.5.0
 Installed Colors ───────────── v0.9.6
 Installed CUDAdrv ──────────── v4.0.4
 Installed TimerOutputs ─────── v0.5.3
 Installed Reexport ─────────── v0.2.0
 Installed Rmath ────────────── v0.5.1
 Installed IRTools ──────────── v0.3.0
 Installed GPUArrays ────────── v2.0.0
 Installed FunctionWrappers ─── v1.0.0
 Installed NNlib ────────────── v0.6.0
 Installed CUDAapi ──────────── v2.0.0
 Installed FixedPointNumbers ── v0.6.1
 Installed TranscodingStreams ─ v0.9.5
 Installed AbstractTrees ────── v0.2.1
 Installed Media ────────────── v0.5.0
 Installed CodecZlib ────────── v0.6.0
 Installed FillArrays ───────── v0.8.2
 Installed Juno ─────────────── v0.7.2
 Installed ZipFile ──────────── v0.8.3
 Installed QuadGK ───────────── v2.1.1
 Installed VersionParsing ───── v1.1.3
 Installed FFTW ─────────────── v1.0.1
 Installed SortingAlgorithms ── v0.3.1
 Installed ZygoteRules ──────── v0.2.0
 Installed CEnum ────────────── v0.2.0
 Installed LLVM ─────────────── v1.3.2
 Installed Arpack ───────────── v0.3.1
 Installed ColorTypes ───────── v0.8.0
  Building Conda ────→ `~/.julia/packages/Conda/kLXeC/deps/build.log`
  Building Rmath ────→ `~/.julia/packages/Rmath/4wt82/deps/build.log`
  Building CodecZlib → `~/.julia/packages/CodecZlib/5t9zO/deps/build.log`
  Building FFTW ─────→ `~/.julia/packages/FFTW/MJ7kl/deps/build.log`
  Building ZipFile ──→ `~/.julia/packages/ZipFile/oD4uG/deps/build.log`
  Building Arpack ───→ `~/.julia/packages/Arpack/cu5By/deps/build.log`
    Status `/tmp/jl_6ztuhS/Manifest.toml`
  [621f4979] AbstractFFTs v0.4.1
  [1520ce14] AbstractTrees v0.2.1
  [79e6a3ab] Adapt v1.0.0
  [dce04be8] ArgCheck v1.0.1
  [7d9fca2a] Arpack v0.3.1
  [6e4b80f9] BenchmarkTools v0.4.3
  [9e28174c] BinDeps v0.8.10
  [b99e7846] BinaryProvider v0.5.8
  [fa961155] CEnum v0.2.0
  [3895d2a7] CUDAapi v2.0.0
  [c5f51814] CUDAdrv v4.0.4
  [be33ccc6] CUDAnative v2.6.0
  [944b1d66] CodecZlib v0.6.0
  [3da002f7] ColorTypes v0.8.0
  [5ae59095] Colors v0.9.6
  [bbf7d656] CommonSubexpressions v0.2.0
  [34da2185] Compat v2.2.0
  [8f4d0f93] Conda v1.3.0
  [3a865a2d] CuArrays v1.5.0
  [9a962f9c] DataAPI v1.1.0
  [864edb3b] DataStructures v0.17.6
  [163ba53b] DiffResults v0.0.4
  [b552c78f] DiffRules v0.1.0
  [31c24e10] Distributions v0.21.9
  [ffbed154] DocStringExtensions v0.8.1
  [e30172f5] Documenter v0.24.2
  [7a1cc6ca] FFTW v1.0.1
  [1a297f60] FillArrays v0.8.2
  [53c48c17] FixedPointNumbers v0.6.1
  [587475ba] Flux v0.10.0
  [f6369f11] ForwardDiff v0.10.7
  [069b7b12] FunctionWrappers v1.0.0
  [0c68f7d7] GPUArrays v2.0.0
  [7869d1d1] IRTools v0.3.0
  [682c06a0] JSON v0.21.0
  [e5e0dc1b] Juno v0.7.2
  [929cbde3] LLVM v1.3.2
  [6fdf6af0] LogDensityProblems v0.9.2
  [1914dd2f] MacroTools v0.5.2
  [e89f7d12] Media v0.5.0
  [e1d29d7a] Missings v0.4.3
  [872c559c] NNlib v0.6.0
  [77ba4419] NaNMath v0.3.3
  [bac558e1] OrderedCollections v1.1.0
  [90014a1f] PDMats v0.9.10
  [d96e819e] Parameters v0.12.0
  [69de0a69] Parsers v0.3.10
  [1fd47b50] QuadGK v2.1.1
  [189a3867] Reexport v0.2.0
  [ae029012] Requires v0.5.2
  [37e2e3b7] ReverseDiff v0.3.1
  [79098fc4] Rmath v0.5.1
  [a2af1166] SortingAlgorithms v0.3.1
  [276daf66] SpecialFunctions v0.8.0
  [90137ffa] StaticArrays v0.12.1
  [2913bbd2] StatsBase v0.32.0
  [4c63d2b9] StatsFuns v0.9.0
  [a759f4b9] TimerOutputs v0.5.3
  [3bb67fe8] TranscodingStreams v0.9.5
  [84d833dd] TransformVariables v0.3.8
  [30578b45] URIParser v0.4.0
  [81def892] VersionParsing v1.1.3
  [a5390f91] ZipFile v0.8.3
  [e88e6eb3] Zygote v0.4.1
  [700de1a5] ZygoteRules v0.2.0
  [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`]
  [9abbd945] Profile  [`@stdlib/Profile`]
  [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`]
  [4607b0f0] SuiteSparse  [`@stdlib/SuiteSparse`]
  [8dfed614] Test  [`@stdlib/Test`]
  [cf7118a7] UUIDs  [`@stdlib/UUIDs`]
  [4ec0a83e] Unicode  [`@stdlib/Unicode`]
[ Info: CUDAdrv.jl failed to initialize, GPU functionality unavailable (set JULIA_CUDA_SILENT or JULIA_CUDA_VERBOSE to silence or expand this message)
Test Summary:                | Pass  Total
comparisons for unit testing |    9      9
Test Summary:   | Pass  Total
LogDensityOrder |    3      3
Test Summary:      | Pass  Total
AD via ForwardDiff |  203    203
Test Summary:                    | Pass  Total
chunk heuristics for ForwardDiff |    1      1
....................Test Summary:                    | Pass  Total
benchmark ForwardDiff chunk size |    2      2
Test Summary:      | Pass  Total
AD via ReverseDiff |  203    203
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
AD via Flux: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity(x), test_gradient(x))
  UndefVarError: Tracker not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.FluxGradientLogDensity{TestLogDensity{typeof(test_logdensity)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Flux.jl:22
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:135
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.2/Test/src/Test.jl:1113
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:127
  
Test Summary: | Pass  Error  Total
AD via Flux   |  103    100    203
ERROR: LoadError: Some tests did not pass: 103 passed, 0 failed, 100 errored, 0 broken.
in expression starting at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:126
ERROR: Package LogDensityProblems 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 9 minutes, 49 seconds.

Click here to download the log file.

 Resolving package versions...
 Installed Compat ─────────────── v2.2.0
 Installed Parsers ────────────── v0.3.10
 Installed DiffResults ────────── v0.0.4
 Installed LogDensityProblems ─── v0.9.2
 Installed DataStructures ─────── v0.17.6
 Installed StaticArrays ───────── v0.12.1
 Installed MacroTools ─────────── v0.5.2
 Installed DocStringExtensions ── v0.8.1
 Installed OrderedCollections ─── v1.1.0
 Installed Parameters ─────────── v0.12.0
 Installed ArgCheck ───────────── v1.0.1
 Installed SpecialFunctions ───── v0.9.0
 Installed TransformVariables ─── v0.3.8
 Installed CommonSubexpressions ─ v0.2.0
 Installed JSON ───────────────── v0.21.0
 Installed ForwardDiff ────────── v0.10.7
 Installed NaNMath ────────────── v0.3.3
 Installed OpenSpecFun_jll ────── v0.5.3+1
 Installed DiffRules ──────────── v0.1.0
 Installed BenchmarkTools ─────── v0.4.3
 Installed Requires ───────────── v0.5.2
  Updating `~/.julia/environments/v1.3/Project.toml`
  [6fdf6af0] + LogDensityProblems v0.9.2
  Updating `~/.julia/environments/v1.3/Manifest.toml`
  [dce04be8] + ArgCheck v1.0.1
  [6e4b80f9] + BenchmarkTools v0.4.3
  [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
  [ffbed154] + DocStringExtensions v0.8.1
  [f6369f11] + ForwardDiff v0.10.7
  [682c06a0] + JSON v0.21.0
  [6fdf6af0] + LogDensityProblems v0.9.2
  [1914dd2f] + MacroTools v0.5.2
  [77ba4419] + NaNMath v0.3.3
  [efe28fd5] + OpenSpecFun_jll v0.5.3+1
  [bac558e1] + OrderedCollections v1.1.0
  [d96e819e] + Parameters v0.12.0
  [69de0a69] + Parsers v0.3.10
  [ae029012] + Requires v0.5.2
  [276daf66] + SpecialFunctions v0.9.0
  [90137ffa] + StaticArrays v0.12.1
  [84d833dd] + TransformVariables v0.3.8
  [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 LogDensityProblems
 Resolving package versions...
 Installed Arpack ───────────── v0.3.1
 Installed StatsBase ────────── v0.32.0
 Installed ReverseDiff ──────── v0.3.1
 Installed Zygote ───────────── v0.3.4
 Installed Flux ─────────────── v0.9.0
 Installed StatsFuns ────────── v0.8.0
 Installed Distributions ────── v0.19.2
 Installed Documenter ───────── v0.24.2
 Installed SortingAlgorithms ── v0.3.1
 Installed Juno ─────────────── v0.7.2
 Installed FFTW ─────────────── v1.1.0
 Installed LLVM ─────────────── v1.3.2
 Installed Tracker ──────────── v0.2.5
 Installed NNlib ────────────── v0.6.0
 Installed QuadGK ───────────── v2.1.1
 Installed BinaryProvider ───── v0.5.8
 Installed Rmath ────────────── v0.6.0
 Installed FunctionWrappers ─── v1.0.0
 Installed FixedPointNumbers ── v0.6.1
 Installed ZipFile ──────────── v0.8.3
 Installed TimerOutputs ─────── v0.5.3
 Installed Missings ─────────── v0.4.3
 Installed CuArrays ─────────── v1.2.1
 Installed CEnum ────────────── v0.2.0
 Installed ColorTypes ───────── v0.8.0
 Installed DataAPI ──────────── v1.1.0
 Installed Adapt ────────────── v1.0.0
 Installed CUDAnative ───────── v2.4.0
 Installed IRTools ──────────── v0.2.3
 Installed GPUArrays ────────── v1.0.4
 Installed CUDAdrv ──────────── v3.1.0
 Installed AbstractTrees ────── v0.2.1
 Installed VersionParsing ───── v1.1.3
 Installed Conda ────────────── v1.3.0
 Installed CUDAapi ──────────── v1.2.0
 Installed CodecZlib ────────── v0.6.0
 Installed Colors ───────────── v0.9.6
 Installed Media ────────────── v0.5.0
 Installed TranscodingStreams ─ v0.9.5
 Installed FillArrays ───────── v0.7.4
 Installed Reexport ─────────── v0.2.0
 Installed PDMats ───────────── v0.9.10
 Installed ZygoteRules ──────── v0.1.0
 Installed AbstractFFTs ─────── v0.5.0
  Building Arpack ───→ `~/.julia/packages/Arpack/cu5By/deps/build.log`
  Building Conda ────→ `~/.julia/packages/Conda/kLXeC/deps/build.log`
  Building FFTW ─────→ `~/.julia/packages/FFTW/loJ3F/deps/build.log`
  Building ZipFile ──→ `~/.julia/packages/ZipFile/oD4uG/deps/build.log`
  Building Rmath ────→ `~/.julia/packages/Rmath/BoBag/deps/build.log`
  Building CodecZlib → `~/.julia/packages/CodecZlib/5t9zO/deps/build.log`
    Status `/tmp/jl_H5O94V/Manifest.toml`
  [621f4979] AbstractFFTs v0.5.0
  [1520ce14] AbstractTrees v0.2.1
  [79e6a3ab] Adapt v1.0.0
  [dce04be8] ArgCheck v1.0.1
  [7d9fca2a] Arpack v0.3.1
  [6e4b80f9] BenchmarkTools v0.4.3
  [b99e7846] BinaryProvider v0.5.8
  [fa961155] CEnum v0.2.0
  [3895d2a7] CUDAapi v1.2.0
  [c5f51814] CUDAdrv v3.1.0
  [be33ccc6] CUDAnative v2.4.0
  [944b1d66] CodecZlib v0.6.0
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  [34da2185] Compat v2.2.0
  [8f4d0f93] Conda v1.3.0
  [3a865a2d] CuArrays v1.2.1
  [9a962f9c] DataAPI v1.1.0
  [864edb3b] DataStructures v0.17.6
  [163ba53b] DiffResults v0.0.4
  [b552c78f] DiffRules v0.1.0
  [31c24e10] Distributions v0.19.2
  [ffbed154] DocStringExtensions v0.8.1
  [e30172f5] Documenter v0.24.2
  [7a1cc6ca] FFTW v1.1.0
  [1a297f60] FillArrays v0.7.4
  [53c48c17] FixedPointNumbers v0.6.1
  [587475ba] Flux v0.9.0
  [f6369f11] ForwardDiff v0.10.7
  [069b7b12] FunctionWrappers v1.0.0
  [0c68f7d7] GPUArrays v1.0.4
  [7869d1d1] IRTools v0.2.3
  [682c06a0] JSON v0.21.0
  [e5e0dc1b] Juno v0.7.2
  [929cbde3] LLVM v1.3.2
  [6fdf6af0] LogDensityProblems v0.9.2
  [1914dd2f] MacroTools v0.5.2
  [e89f7d12] Media v0.5.0
  [e1d29d7a] Missings v0.4.3
  [872c559c] NNlib v0.6.0
  [77ba4419] NaNMath v0.3.3
  [efe28fd5] OpenSpecFun_jll v0.5.3+1
  [bac558e1] OrderedCollections v1.1.0
  [90014a1f] PDMats v0.9.10
  [d96e819e] Parameters v0.12.0
  [69de0a69] Parsers v0.3.10
  [1fd47b50] QuadGK v2.1.1
  [189a3867] Reexport v0.2.0
  [ae029012] Requires v0.5.2
  [37e2e3b7] ReverseDiff v0.3.1
  [79098fc4] Rmath v0.6.0
  [a2af1166] SortingAlgorithms v0.3.1
  [276daf66] SpecialFunctions v0.9.0
  [90137ffa] StaticArrays v0.12.1
  [2913bbd2] StatsBase v0.32.0
  [4c63d2b9] StatsFuns v0.8.0
  [a759f4b9] TimerOutputs v0.5.3
  [9f7883ad] Tracker v0.2.5
  [3bb67fe8] TranscodingStreams v0.9.5
  [84d833dd] TransformVariables v0.3.8
  [81def892] VersionParsing v1.1.3
  [a5390f91] ZipFile v0.8.3
  [e88e6eb3] Zygote v0.3.4
  [700de1a5] ZygoteRules v0.1.0
  [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`]
  [9abbd945] Profile  [`@stdlib/Profile`]
  [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`]
  [4607b0f0] SuiteSparse  [`@stdlib/SuiteSparse`]
  [8dfed614] Test  [`@stdlib/Test`]
  [cf7118a7] UUIDs  [`@stdlib/UUIDs`]
  [4ec0a83e] Unicode  [`@stdlib/Unicode`]
┌ Warning: `lgamma(x::Real)` is deprecated, use `(logabsgamma(x))[1]` instead.
│   caller = lstirling_asym(::BigFloat) at misc.jl:56
└ @ StatsFuns ~/.julia/packages/StatsFuns/2QE7p/src/misc.jl:56
Test Summary:                | Pass  Total
comparisons for unit testing |    9      9
Test Summary:   | Pass  Total
LogDensityOrder |    3      3
Test Summary:      | Pass  Total
AD via ForwardDiff |  203    203
Test Summary:                    | Pass  Total
chunk heuristics for ForwardDiff |    1      1
....................Test Summary:                    | Pass  Total
benchmark ForwardDiff chunk size |    2      2
Test Summary:      | Pass  Total
AD via ReverseDiff |  203    203
Test Summary: | Pass  Total
AD via Flux   |  203    203
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
Test Summary: | Pass  Error  Total
AD via Zygote |  103    100    203
ERROR: LoadError: Some tests did not pass: 103 passed, 0 failed, 100 errored, 0 broken.
in expression starting at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:139
ERROR: Package LogDensityProblems 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 9 minutes, 4 seconds.

Click here to download the log file.

 Resolving package versions...
 Installed NaNMath ────────────── v0.3.3
 Installed OpenSpecFun_jll ────── v0.5.3+1
 Installed ArgCheck ───────────── v1.0.1
 Installed Compat ─────────────── v2.2.0
 Installed SpecialFunctions ───── v0.9.0
 Installed LogDensityProblems ─── v0.9.2
 Installed DataStructures ─────── v0.17.6
 Installed StaticArrays ───────── v0.12.1
 Installed CommonSubexpressions ─ v0.2.0
 Installed MacroTools ─────────── v0.5.2
 Installed DiffResults ────────── v0.0.4
 Installed Parameters ─────────── v0.12.0
 Installed BenchmarkTools ─────── v0.4.3
 Installed DocStringExtensions ── v0.8.1
 Installed ForwardDiff ────────── v0.10.7
 Installed TransformVariables ─── v0.3.8
 Installed DiffRules ──────────── v0.1.0
 Installed Requires ───────────── v0.5.2
 Installed OrderedCollections ─── v1.1.0
 Installed JSON ───────────────── v0.21.0
 Installed Parsers ────────────── v0.3.10
  Updating `~/.julia/environments/v1.3/Project.toml`
  [6fdf6af0] + LogDensityProblems v0.9.2
  Updating `~/.julia/environments/v1.3/Manifest.toml`
  [dce04be8] + ArgCheck v1.0.1
  [6e4b80f9] + BenchmarkTools v0.4.3
  [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
  [ffbed154] + DocStringExtensions v0.8.1
  [f6369f11] + ForwardDiff v0.10.7
  [682c06a0] + JSON v0.21.0
  [6fdf6af0] + LogDensityProblems v0.9.2
  [1914dd2f] + MacroTools v0.5.2
  [77ba4419] + NaNMath v0.3.3
  [efe28fd5] + OpenSpecFun_jll v0.5.3+1
  [bac558e1] + OrderedCollections v1.1.0
  [d96e819e] + Parameters v0.12.0
  [69de0a69] + Parsers v0.3.10
  [ae029012] + Requires v0.5.2
  [276daf66] + SpecialFunctions v0.9.0
  [90137ffa] + StaticArrays v0.12.1
  [84d833dd] + TransformVariables v0.3.8
  [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 LogDensityProblems
 Resolving package versions...
 Installed StatsFuns ────────── v0.8.0
 Installed StatsBase ────────── v0.32.0
 Installed ReverseDiff ──────── v0.3.1
 Installed Flux ─────────────── v0.9.0
 Installed Zygote ───────────── v0.3.4
 Installed Distributions ────── v0.19.2
 Installed Colors ───────────── v0.9.6
 Installed Documenter ───────── v0.24.2
 Installed ColorTypes ───────── v0.8.0
 Installed Conda ────────────── v1.3.0
 Installed AbstractTrees ────── v0.2.1
 Installed Adapt ────────────── v1.0.0
 Installed FunctionWrappers ─── v1.0.0
 Installed QuadGK ───────────── v2.1.1
 Installed CuArrays ─────────── v1.2.1
 Installed FixedPointNumbers ── v0.6.1
 Installed CodecZlib ────────── v0.6.0
 Installed Missings ─────────── v0.4.3
 Installed GPUArrays ────────── v1.0.4
 Installed Arpack ───────────── v0.3.1
 Installed FFTW ─────────────── v1.1.0
 Installed BinaryProvider ───── v0.5.8
 Installed FillArrays ───────── v0.7.4
 Installed ZygoteRules ──────── v0.1.0
 Installed Media ────────────── v0.5.0
 Installed CEnum ────────────── v0.2.0
 Installed LLVM ─────────────── v1.3.2
 Installed Rmath ────────────── v0.6.0
 Installed AbstractFFTs ─────── v0.5.0
 Installed TranscodingStreams ─ v0.9.5
 Installed NNlib ────────────── v0.6.0
 Installed ZipFile ──────────── v0.8.3
 Installed CUDAnative ───────── v2.4.0
 Installed Reexport ─────────── v0.2.0
 Installed Tracker ──────────── v0.2.5
 Installed IRTools ──────────── v0.2.3
 Installed CUDAapi ──────────── v1.2.0
 Installed PDMats ───────────── v0.9.10
 Installed DataAPI ──────────── v1.1.0
 Installed CUDAdrv ──────────── v3.1.0
 Installed VersionParsing ───── v1.1.3
 Installed SortingAlgorithms ── v0.3.1
 Installed TimerOutputs ─────── v0.5.3
 Installed Juno ─────────────── v0.7.2
  Building Conda ────→ `~/.julia/packages/Conda/kLXeC/deps/build.log`
  Building Arpack ───→ `~/.julia/packages/Arpack/cu5By/deps/build.log`
  Building FFTW ─────→ `~/.julia/packages/FFTW/loJ3F/deps/build.log`
  Building CodecZlib → `~/.julia/packages/CodecZlib/5t9zO/deps/build.log`
  Building Rmath ────→ `~/.julia/packages/Rmath/BoBag/deps/build.log`
  Building ZipFile ──→ `~/.julia/packages/ZipFile/oD4uG/deps/build.log`
    Status `/tmp/jl_Ld6Pb9/Manifest.toml`
  [621f4979] AbstractFFTs v0.5.0
  [1520ce14] AbstractTrees v0.2.1
  [79e6a3ab] Adapt v1.0.0
  [dce04be8] ArgCheck v1.0.1
  [7d9fca2a] Arpack v0.3.1
  [6e4b80f9] BenchmarkTools v0.4.3
  [b99e7846] BinaryProvider v0.5.8
  [fa961155] CEnum v0.2.0
  [3895d2a7] CUDAapi v1.2.0
  [c5f51814] CUDAdrv v3.1.0
  [be33ccc6] CUDAnative v2.4.0
  [944b1d66] CodecZlib v0.6.0
  [3da002f7] ColorTypes v0.8.0
  [5ae59095] Colors v0.9.6
  [bbf7d656] CommonSubexpressions v0.2.0
  [34da2185] Compat v2.2.0
  [8f4d0f93] Conda v1.3.0
  [3a865a2d] CuArrays v1.2.1
  [9a962f9c] DataAPI v1.1.0
  [864edb3b] DataStructures v0.17.6
  [163ba53b] DiffResults v0.0.4
  [b552c78f] DiffRules v0.1.0
  [31c24e10] Distributions v0.19.2
  [ffbed154] DocStringExtensions v0.8.1
  [e30172f5] Documenter v0.24.2
  [7a1cc6ca] FFTW v1.1.0
  [1a297f60] FillArrays v0.7.4
  [53c48c17] FixedPointNumbers v0.6.1
  [587475ba] Flux v0.9.0
  [f6369f11] ForwardDiff v0.10.7
  [069b7b12] FunctionWrappers v1.0.0
  [0c68f7d7] GPUArrays v1.0.4
  [7869d1d1] IRTools v0.2.3
  [682c06a0] JSON v0.21.0
  [e5e0dc1b] Juno v0.7.2
  [929cbde3] LLVM v1.3.2
  [6fdf6af0] LogDensityProblems v0.9.2
  [1914dd2f] MacroTools v0.5.2
  [e89f7d12] Media v0.5.0
  [e1d29d7a] Missings v0.4.3
  [872c559c] NNlib v0.6.0
  [77ba4419] NaNMath v0.3.3
  [efe28fd5] OpenSpecFun_jll v0.5.3+1
  [bac558e1] OrderedCollections v1.1.0
  [90014a1f] PDMats v0.9.10
  [d96e819e] Parameters v0.12.0
  [69de0a69] Parsers v0.3.10
  [1fd47b50] QuadGK v2.1.1
  [189a3867] Reexport v0.2.0
  [ae029012] Requires v0.5.2
  [37e2e3b7] ReverseDiff v0.3.1
  [79098fc4] Rmath v0.6.0
  [a2af1166] SortingAlgorithms v0.3.1
  [276daf66] SpecialFunctions v0.9.0
  [90137ffa] StaticArrays v0.12.1
  [2913bbd2] StatsBase v0.32.0
  [4c63d2b9] StatsFuns v0.8.0
  [a759f4b9] TimerOutputs v0.5.3
  [9f7883ad] Tracker v0.2.5
  [3bb67fe8] TranscodingStreams v0.9.5
  [84d833dd] TransformVariables v0.3.8
  [81def892] VersionParsing v1.1.3
  [a5390f91] ZipFile v0.8.3
  [e88e6eb3] Zygote v0.3.4
  [700de1a5] ZygoteRules v0.1.0
  [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`]
  [9abbd945] Profile  [`@stdlib/Profile`]
  [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`]
  [4607b0f0] SuiteSparse  [`@stdlib/SuiteSparse`]
  [8dfed614] Test  [`@stdlib/Test`]
  [cf7118a7] UUIDs  [`@stdlib/UUIDs`]
  [4ec0a83e] Unicode  [`@stdlib/Unicode`]
┌ Warning: `lgamma(x::Real)` is deprecated, use `(logabsgamma(x))[1]` instead.
│   caller = lstirling_asym(::BigFloat) at misc.jl:56
└ @ StatsFuns ~/.julia/packages/StatsFuns/2QE7p/src/misc.jl:56
Test Summary:                | Pass  Total
comparisons for unit testing |    9      9
Test Summary:   | Pass  Total
LogDensityOrder |    3      3
Test Summary:      | Pass  Total
AD via ForwardDiff |  203    203
Test Summary:                    | Pass  Total
chunk heuristics for ForwardDiff |    1      1
....................Test Summary:                    | Pass  Total
benchmark ForwardDiff chunk size |    2      2
Test Summary:      | Pass  Total
AD via ReverseDiff |  203    203
Test Summary: | Pass  Total
AD via Flux   |  203    203
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
AD via Zygote: Error During Test at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
  Test threw exception
  Expression: #= /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153 =# @inferred(logdensity_and_gradient(∇ℓ, x)) ≅ (test_logdensity1(x), test_gradient(x))
  UndefVarError: pullback not defined
  Stacktrace:
   [1] logdensity_and_gradient(::LogDensityProblems.ZygoteGradientLogDensity{TestLogDensity{typeof(test_logdensity1)}}, ::Array{Float64,1}) at /root/.julia/packages/LogDensityProblems/2ZZnr/src/AD_Zygote.jl:21
   [2] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:153
   [3] top-level scope at /workspace/srcdir/julia/usr/share/julia/stdlib/v1.3/Test/src/Test.jl:1107
   [4] top-level scope at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:145
  
Test Summary: | Pass  Error  Total
AD via Zygote |  103    100    203
ERROR: LoadError: Some tests did not pass: 103 passed, 0 failed, 100 errored, 0 broken.
in expression starting at /root/.julia/packages/LogDensityProblems/2ZZnr/test/runtests.jl:139
ERROR: Package LogDensityProblems 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