Package evaluation to test Arborist on Julia 1.14.0-DEV.2302 (b8ba835509*) started at 2026-06-06T10:46:47.361


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# Set-up
#

Installing PkgEval dependencies (TestEnv)...
  Activating project at `~/.julia/environments/v1.14`

Set-up completed after 15.95s


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# Installation
#

Installing Arborist...
   Resolving package versions...
    Updating `~/.julia/environments/v1.14/Project.toml`
  [226a4f77] + Arborist v0.1.2
    Updating `~/.julia/environments/v1.14/Manifest.toml`
  [226a4f77] + Arborist v0.1.2
  [d360d2e6] + ChainRulesCore v1.26.1
  [38540f10] + CommonSolve v0.2.7
  [34da2185] + Compat v4.18.1
  [8d63f2c5] + DispatchDoctor v0.4.28
  [a40a106e] + DynamicExpressions v2.5.2
  [85a1e053] + Interfaces v0.3.2
  [1914dd2f] + MacroTools v0.5.16
  [aea7be01] + PrecompileTools v1.3.4
  [21216c6a] + Preferences v1.5.2
  [189a3867] + Reexport v1.2.2
  [0dad84c5] + ArgTools v1.1.2
  [56f22d72] + Artifacts v1.11.0
  [ade2ca70] + Dates v1.11.0
  [8ba89e20] + Distributed v1.11.0
  [f43a241f] + Downloads v1.7.0
  [7b1f6079] + FileWatching v1.11.0
  [b27032c2] + LibCURL v1.0.0
  [8f399da3] + Libdl v1.11.0
  [37e2e46d] + LinearAlgebra v1.14.0
  [ca575930] + NetworkOptions v1.3.0
  [de0858da] + Printf v1.11.0
  [9a3f8284] + Random v1.11.0
  [ea8e919c] + SHA v1.13.0
  [9e88b42a] + Serialization v1.11.0
  [6462fe0b] + Sockets v1.11.0
  [fa267f1f] + TOML v1.0.3
  [cf7118a7] + UUIDs v1.11.0
  [4ec0a83e] + Unicode v1.11.0
  [e66e0078] + CompilerSupportLibraries_jll v1.5.2+0
  [deac9b47] + LibCURL_jll v8.20.0+1
  [29816b5a] + LibSSH2_jll v1.11.101+0
  [14a3606d] + MozillaCACerts_jll v2026.5.14
  [4536629a] + OpenBLAS_jll v0.3.33+0
  [458c3c95] + OpenSSL_jll v3.5.6+0
  [83775a58] + Zlib_jll v1.3.2+0
  [3161d3a3] + Zstd_jll v1.5.7+1
  [8e850b90] + libblastrampoline_jll v5.15.0+0
  [8e850ede] + nghttp2_jll v1.69.0+0

Installation completed after 4.4s


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# Precompilation
#

Precompiling PkgEval dependencies...

Precompiling package dependencies...
Precompiling project...
   7.0 s  ✓ Arborist
   3.9 s  ✓ Arborist → ArboristRecipesBaseExt
  2 dependencies successfully precompiled in 11 seconds. 38 already precompiled.

Precompilation completed after 38.57s


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# Testing
#

     Testing Arborist
      Status `/tmp/jl_4YyW69/Project.toml`
  [226a4f77] Arborist v0.1.2
  [38540f10] CommonSolve v0.2.7
  [a40a106e] DynamicExpressions v2.5.2
  [3cdcf5f2] RecipesBase v1.3.4
  [8ba89e20] Distributed v1.11.0
  [f43a241f] Downloads v1.7.0
  [37e2e46d] LinearAlgebra v1.14.0
  [9a3f8284] Random v1.11.0
  [9e88b42a] Serialization v1.11.0
  [8dfed614] Test v1.11.0
      Status `/tmp/jl_4YyW69/Manifest.toml`
  [226a4f77] Arborist v0.1.2
  [d360d2e6] ChainRulesCore v1.26.1
  [38540f10] CommonSolve v0.2.7
  [34da2185] Compat v4.18.1
  [8d63f2c5] DispatchDoctor v0.4.28
  [a40a106e] DynamicExpressions v2.5.2
  [85a1e053] Interfaces v0.3.2
  [1914dd2f] MacroTools v0.5.16
  [aea7be01] PrecompileTools v1.3.4
  [21216c6a] Preferences v1.5.2
  [3cdcf5f2] RecipesBase v1.3.4
  [189a3867] Reexport v1.2.2
  [0dad84c5] ArgTools v1.1.2
  [56f22d72] Artifacts v1.11.0
  [2a0f44e3] Base64 v1.11.0
  [ade2ca70] Dates v1.11.0
  [8ba89e20] Distributed v1.11.0
  [f43a241f] Downloads v1.7.0
  [7b1f6079] FileWatching v1.11.0
  [b77e0a4c] InteractiveUtils v1.11.0
  [ac6e5ff7] JuliaSyntaxHighlighting v1.13.0
  [b27032c2] LibCURL v1.0.0
  [8f399da3] Libdl v1.11.0
  [37e2e46d] LinearAlgebra v1.14.0
  [56ddb016] Logging v1.11.0
  [d6f4376e] Markdown v1.11.0
  [ca575930] NetworkOptions v1.3.0
  [de0858da] Printf v1.11.0
  [9a3f8284] Random v1.11.0
  [ea8e919c] SHA v1.13.0
  [9e88b42a] Serialization v1.11.0
  [6462fe0b] Sockets v1.11.0
  [f489334b] StyledStrings v1.13.0
  [fa267f1f] TOML v1.0.3
  [8dfed614] Test v1.11.0
  [cf7118a7] UUIDs v1.11.0
  [4ec0a83e] Unicode v1.11.0
  [e66e0078] CompilerSupportLibraries_jll v1.5.2+0
  [deac9b47] LibCURL_jll v8.20.0+1
  [29816b5a] LibSSH2_jll v1.11.101+0
  [14a3606d] MozillaCACerts_jll v2026.5.14
  [4536629a] OpenBLAS_jll v0.3.33+0
  [458c3c95] OpenSSL_jll v3.5.6+0
  [83775a58] Zlib_jll v1.3.2+0
  [3161d3a3] Zstd_jll v1.5.7+1
  [8e850b90] libblastrampoline_jll v5.15.0+0
  [8e850ede] nghttp2_jll v1.69.0+0
     Testing Running tests...
┌ Warning: accessing `Type.name` is deprecated without replacement. If for detection, use `Base.isType(x)`.
│   caller = DynamicExpressions.OperatorEnumModule.OperatorEnum(; binary_operators::Union{Nothing, Tuple, Vector}, unary_operators::Union{Nothing, Tuple, Vector}, kws::Base.Pairs{Symbol, Union{}, Nothing, @NamedTuple{}}) at deprecated.jl:94
└ @ DynamicExpressions ~/.julia/packages/DynamicExpressions/ERjoe/src/deprecated.jl:94
┌ Warning: `OperatorEnum(; #= /home/pkgeval/.julia/packages/DynamicExpressions/ERjoe/src/deprecated.jl:96 =# @nospecialize(binary_operators::Union{Vector, Tuple, Nothing} = nothing), #= /home/pkgeval/.julia/packages/DynamicExpressions/ERjoe/src/deprecated.jl:97 =# @nospecialize(unary_operators::Union{Vector, Tuple, Nothing} = nothing), kws...)` is deprecated, use `OperatorEnum(1 => Tuple(something(unary_operators, ())), 2 => Tuple(something(binary_operators, ())); kws...)` instead.
│   caller = ip:0x0
└ @ Core :-1
  _naturalize_migrant: ExprGenome state rebound to destination
  IslandModel GraphGenome: best_fitness=0.25, nodes=4
  NEAT distance disjoint/excess: E=2, D=3, d=5.0
  NEAT distance with c1=2, c2=0.5: d=5.5
  GraphGenome determinism trial 1: 12 connections, weights match
  GraphGenome determinism trial 2: 10 connections, weights match
  GraphGenome determinism trial 3: 13 connections, weights match
  GraphGenome determinism trial 4: 10 connections, weights match
  GraphGenome determinism trial 5: 11 connections, weights match
  Crossover distinct children: 7 vs 3 innovations
  GraphGenome crossover determinism trial 1: match
  GraphGenome crossover determinism trial 2: match
  GraphGenome crossover determinism trial 3: match
  GraphGenome crossover determinism trial 4: match
  GraphGenome crossover determinism trial 5: match
  recurrent XOR-like toy: MSE=0.126516
  Operator rate validation: invalid rates rejected, valid rates accepted
  callback: 5 calls, final best=0.2351016262994333
  convergence (easy threshold): converged=true, best=0.0
  convergence (impossible threshold): converged=false, best=0.0
  boolean operators: gp_nand and gp_nor truth tables verified
  boolean function set: 50 random assignments generated successfully
  standalone function call: deserialized successfully
  GPResult: all fields populated, wall_time=0.172s
  IslandModel callback: 5 calls
  BehavioralSpeciation + solve: best=0.223
  perturb_literal: Bool, Int32, Float32 all handled
  elitism=0: completed, best=0.0
Generation 1: best=0.0, mean=8172.262414
Generation 2: best=0.0, mean=0.1
  _nondominated_sort: all non-dominated -> ranks=[1, 1, 1]
  _nondominated_sort: hierarchy -> ranks=[1, 2, 3]
  _nondominated_sort: identical -> ranks=[1, 1, 1]
  _nondominated_sort: mixed -> ranks=[1, 1, 2]
  _crowding_distance: 3 members -> [Inf, 2.0, Inf]
  Tournament selection (rank): wins=[567, 321, 112] (rank 1 should dominate)
  Tournament selection (crowding): wins=[560, 331, 109] (high crowding should dominate)
  Hypervolume: single point (0,0), ref (1,1) -> 1.0
  Hypervolume: L-shape -> 0.75
  ParsimonyEvaluator: evaluate_multi -> fitness=0.7021, complexity=1.0
  NSGA-II TreeGenome solve: 50 Pareto front members
  Best MSE: 0.0
  Simplest: complexity=1.0
  NSGA-II ExprGenome solve: 20 Pareto front members
  Callback: 5 generations logged
  NSGA-II GraphGenome XOR: front=40, fitness range=[0.2505, 0.2507], complexity range=[2.0, 3.0]
  MutationContext(): defaults correct
  FitnessSection: rendered with fitness=0.8, rank=2/5, best=0.5
  FitnessSection: empty context -> empty string
  ElitesSection(2): includes 2 programs, not 3
  ElitesSection(5) with 1 available: caps at 1
  ElitesSection: empty context -> empty string
  GenerationSection: early=10/100, mid=50/100, late=90/100
  GenerationSection: max_gen=0 -> empty string
  render_enrichment: combines FitnessSection + GenerationSection
  render_enrichment([]): empty string
  render_enrichment: all sections empty -> empty string
  _find_llm_operators: finds direct and wrapped operators
  basic: returned 20 ExprGenome programs
  diversity: too few valid fingerprints to check (0)
  small pool: pool=5, target=10, returned 10
behavioral_initialize: generating 50 random programs...
behavioral_initialize: evaluating pool...
behavioral_initialize: 33/50 programs survived evaluation
behavioral_initialize: computing fingerprints...
behavioral_initialize: 33 programs fingerprinted successfully
behavioral_initialize: 33 distinct behavior bins found
behavioral_initialize: returning 10 programs (10 from distinct bins, 0 filled)
  verbose=true: completed without error
  SR y=3x+2: control=7.0e-6, with_opt=0.0
  CMA-ES Rastrigin-5 best = 2.984877
  _json_escape: all control characters escaped correctly
  JSON unescape order: backslash-n vs newline correctly distinguished
  deserialize while: 1 statements
  deserialize if-else: 1 statements
  deserialize for: 1 statements
  deserialize mixed: 2 statements
  serialize round-trip with control flow: 2 statements
┌ Warning: LLMMutationOperator: deserialize returned nothing, falling back
└ @ Arborist ~/.julia/packages/Arborist/s0fGK/src/llm_operator.jl:265
┌ Warning: LLMMutationOperator: deserialize returned nothing, falling back
└ @ Arborist ~/.julia/packages/Arborist/s0fGK/src/llm_operator.jl:265
┌ Warning: LLMMutationOperator: HTTP request failed
│   exception = HTTP read timeout after 1 seconds
└ @ Arborist ~/.julia/packages/Arborist/s0fGK/src/llm_operator.jl:231
┌ Warning: LLMMutationOperator: API key env var 'GENPROG_TEST_NONEXISTENT_KEY_12345' not set, falling back
└ @ Arborist ~/.julia/packages/Arborist/s0fGK/src/llm_operator.jl:204
  Enrichment present in request body: fitness + generation + genome
  No enrichment: body contains only genome source
  ElitesSection(2): top 2 elites in body, 3rd excluded
  _extract_usage Anthropic: in=150, out=42
  _extract_usage OpenAI: in=200, out=60
  _extract_usage missing: in=0, out=0
  Stats on success: calls=1, successes=1, in_tok=120, out_tok=30, in_chars=23, out_chars=9
┌ Warning: LLMMutationOperator: deserialize returned nothing, falling back
└ @ Arborist ~/.julia/packages/Arborist/s0fGK/src/llm_operator.jl:265
  Stats on parse failure: calls=1, failures=1
┌ Warning: LLMMutationOperator: API key env var 'GENPROG_TEST_NONEXISTENT_KEY_STATS' not set, falling back
└ @ Arborist ~/.julia/packages/Arborist/s0fGK/src/llm_operator.jl:204
  Stats on API key skip: calls=1, skips=1
  Stats accumulate: 3 calls, in_tok=300, out_tok=75
  TreeGenome prefix parse: '+(x1, 1.0)' -> 'x1 + 1.0'
  TreeGenome unary round-trip: 'sin(x1)'
  TreeGenome nested prefix: 'sin(x1 * x2)'
  TreeGenome crossover: operator references verified
[ Info: Skipping benchmarks (set ARBORIST_RUN_BENCHMARKS=true to run)
Test Summary: | Pass  Broken  Total      Time
Arborist.jl   | 5028       2   5030  15m00.3s
     Testing Arborist tests passed 

Testing completed after 911.05s

PkgEval succeeded after 986.47s