Package evaluation to test RoundAndSwap on Julia 1.14.0-DEV.1420 (3d611fddcf*) started at 2025-12-28T19:06:38.413 ################################################################################ # Set-up # Installing PkgEval dependencies (TestEnv)... Activating project at `~/.julia/environments/v1.14` Set-up completed after 10.47s ################################################################################ # Installation # Installing RoundAndSwap... Resolving package versions... Installed Rmath_jll ─────────────── v0.5.1+0 Installed DiffResults ───────────── v1.1.0 Installed OnlineStatsBase ───────── v1.7.1 Installed AbstractTrees ─────────── v0.4.5 Installed MacroTools ────────────── v0.5.16 Installed FillArrays ────────────── v1.15.0 Installed ForwardDiff ───────────── v1.3.0 Installed DataStructures ────────── v0.18.22 Installed Bzip2_jll ─────────────── v1.0.9+0 Installed HypergeometricFunctions ─ v0.3.28 Installed AliasTables ───────────── v1.1.3 Installed HiGHS ─────────────────── v1.20.1 Installed CodecZlib ─────────────── v0.7.8 Installed OrderedCollections ────── v1.8.1 Installed StatsBase ─────────────── v0.34.9 Installed TranscodingStreams ────── v0.11.3 Installed Compat ────────────────── v4.18.1 Installed Statistics ────────────── v1.11.1 Installed DataAPI ───────────────── v1.16.0 Installed Xorg_libpciaccess_jll ─── v0.18.1+0 Installed PrecompileTools ───────── v1.3.3 Installed RecipesBase ───────────── v1.3.4 Installed StatsAPI ──────────────── v1.8.0 Installed MUMPS_seq_jll ─────────── v500.800.100+0 Installed ProgressMeter ─────────── v1.11.0 Installed CommonSubexpressions ──── v0.3.1 Installed ASL_jll ───────────────── v0.1.3+0 Installed StaticArraysCore ──────── v1.4.4 Installed Gurobi ────────────────── v0.11.5 Installed Ipopt_jll ─────────────── v300.1400.1900+0 Installed IrrationalConstants ───── v0.2.6 Installed CodecBzip2 ────────────── v0.8.5 Installed QuadGK ────────────────── v2.11.2 Installed RoundAndSwap ──────────── v0.3.1 Installed NaNMath ───────────────── v1.1.3 Installed JSON3 ─────────────────── v1.14.3 Installed OpenSpecFun_jll ───────── v0.5.6+0 Installed JuMP ──────────────────── v1.29.3 Installed LogExpFunctions ───────── v0.3.29 Installed OpenBLAS32_jll ────────── v0.3.29+0 Installed DiffRules ─────────────── v1.15.1 Installed Hwloc_jll ─────────────── v2.12.2+0 Installed Rmath ─────────────────── v0.9.0 Installed Parsers ───────────────── v2.8.3 Installed JSON ──────────────────── v0.21.4 Installed Distributions ─────────── v0.25.122 Installed PtrArrays ─────────────── v1.3.0 Installed StatsFuns ─────────────── v1.5.2 Installed Parameters ────────────── v0.12.3 Installed XML2_jll ──────────────── v2.13.9+0 Installed Reexport ──────────────── v1.2.2 Installed MathOptIIS ────────────── v0.1.1 Installed SpecialFunctions ──────── v2.6.1 Installed MutableArithmetics ────── v1.6.7 Installed SPRAL_jll ─────────────── v2025.5.20+0 Installed Missings ──────────────── v1.2.0 Installed Libiconv_jll ──────────── v1.18.0+0 Installed BenchmarkTools ────────── v1.6.3 Installed JLLWrappers ───────────── v1.7.1 Installed Ipopt ─────────────────── v1.13.0 Installed Preferences ───────────── v1.5.1 Installed SortingAlgorithms ─────── v1.2.2 Installed METIS_jll ─────────────── v5.1.3+0 Installed PDMats ────────────────── v0.11.37 Installed StructTypes ───────────── v1.11.0 Installed UnPack ────────────────── v1.0.2 Installed DocStringExtensions ───── v0.9.5 Installed OnlineStats ───────────── v1.7.3 Installed HiGHS_jll ─────────────── v1.12.0+0 Installed MathOptInterface ──────── v1.48.0 Installing 14 artifacts Installed artifact Xorg_libpciaccess 24.8 KiB Installed artifact ASL 276.3 KiB Installed artifact Bzip2 503.5 KiB Installed artifact Rmath 121.9 KiB Installed artifact METIS 1.1 MiB Installed artifact OpenSpecFun 194.9 KiB Installed artifact Ipopt 1.3 MiB Installed artifact HiGHS 2.3 MiB Installed artifact SPRAL 691.8 KiB Installed artifact Hwloc 3.5 MiB Installed artifact Libiconv 1.9 MiB Installed artifact XML2 2.5 MiB Installed artifact OpenBLAS32 10.0 MiB Installed artifact MUMPS_seq 8.6 MiB Updating `~/.julia/environments/v1.14/Project.toml` [1fdb7cc3] + RoundAndSwap v0.3.1 Updating `~/.julia/environments/v1.14/Manifest.toml` [1520ce14] + AbstractTrees v0.4.5 [66dad0bd] + AliasTables v1.1.3 [6e4b80f9] + BenchmarkTools v1.6.3 [523fee87] + CodecBzip2 v0.8.5 [944b1d66] + CodecZlib v0.7.8 [bbf7d656] + CommonSubexpressions v0.3.1 [34da2185] + Compat v4.18.1 [9a962f9c] + DataAPI v1.16.0 ⌅ [864edb3b] + DataStructures v0.18.22 [163ba53b] + DiffResults v1.1.0 [b552c78f] + DiffRules v1.15.1 [31c24e10] + Distributions v0.25.122 [ffbed154] + DocStringExtensions v0.9.5 [1a297f60] + FillArrays v1.15.0 [f6369f11] + ForwardDiff v1.3.0 ⌅ [2e9cd046] + Gurobi v0.11.5 [87dc4568] + HiGHS v1.20.1 [34004b35] + HypergeometricFunctions v0.3.28 [b6b21f68] + Ipopt v1.13.0 [92d709cd] + IrrationalConstants v0.2.6 [692b3bcd] + JLLWrappers v1.7.1 ⌅ [682c06a0] + JSON v0.21.4 [0f8b85d8] + JSON3 v1.14.3 [4076af6c] + JuMP v1.29.3 [2ab3a3ac] + LogExpFunctions v0.3.29 [1914dd2f] + MacroTools v0.5.16 [8c4f8055] + MathOptIIS v0.1.1 [b8f27783] + MathOptInterface v1.48.0 [e1d29d7a] + Missings v1.2.0 [d8a4904e] + MutableArithmetics v1.6.7 [77ba4419] + NaNMath v1.1.3 [a15396b6] + OnlineStats v1.7.3 [925886fa] + OnlineStatsBase v1.7.1 [bac558e1] + OrderedCollections v1.8.1 [90014a1f] + PDMats v0.11.37 [d96e819e] + Parameters v0.12.3 [69de0a69] + Parsers v2.8.3 [aea7be01] + PrecompileTools v1.3.3 [21216c6a] + Preferences v1.5.1 [92933f4c] + ProgressMeter v1.11.0 [43287f4e] + PtrArrays v1.3.0 [1fd47b50] + QuadGK v2.11.2 [3cdcf5f2] + RecipesBase v1.3.4 [189a3867] + Reexport v1.2.2 [79098fc4] + Rmath v0.9.0 [1fdb7cc3] + RoundAndSwap v0.3.1 [a2af1166] + SortingAlgorithms v1.2.2 [276daf66] + SpecialFunctions v2.6.1 [1e83bf80] + StaticArraysCore v1.4.4 [10745b16] + Statistics v1.11.1 [82ae8749] + StatsAPI v1.8.0 [2913bbd2] + StatsBase v0.34.9 [4c63d2b9] + StatsFuns v1.5.2 [856f2bd8] + StructTypes v1.11.0 [3bb67fe8] + TranscodingStreams v0.11.3 [3a884ed6] + UnPack v1.0.2 [ae81ac8f] + ASL_jll v0.1.3+0 [6e34b625] + Bzip2_jll v1.0.9+0 [8fd58aa0] + HiGHS_jll v1.12.0+0 [e33a78d0] + Hwloc_jll v2.12.2+0 [9cc047cb] + Ipopt_jll v300.1400.1900+0 [94ce4f54] + Libiconv_jll v1.18.0+0 [d00139f3] + METIS_jll v5.1.3+0 [d7ed1dd3] + MUMPS_seq_jll v500.800.100+0 [656ef2d0] + OpenBLAS32_jll v0.3.29+0 [efe28fd5] + OpenSpecFun_jll v0.5.6+0 [f50d1b31] + Rmath_jll v0.5.1+0 ⌅ [319450e9] + SPRAL_jll v2025.5.20+0 ⌅ [02c8fc9c] + XML2_jll v2.13.9+0 [a65dc6b1] + Xorg_libpciaccess_jll v0.18.1+0 [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 [4af54fe1] + LazyArtifacts v1.11.0 [b27032c2] + LibCURL v1.0.0 [76f85450] + LibGit2 v1.11.0 [8f399da3] + Libdl v1.11.0 [37e2e46d] + LinearAlgebra v1.13.0 [56ddb016] + Logging v1.11.0 [d6f4376e] + Markdown v1.11.0 [a63ad114] + Mmap v1.11.0 [ca575930] + NetworkOptions v1.3.0 [44cfe95a] + Pkg v1.14.0 [de0858da] + Printf v1.11.0 [9abbd945] + Profile v1.11.0 [9a3f8284] + Random v1.11.0 [ea8e919c] + SHA v1.0.0 [9e88b42a] + Serialization v1.11.0 [6462fe0b] + Sockets v1.11.0 [2f01184e] + SparseArrays v1.13.0 [f489334b] + StyledStrings v1.13.0 [4607b0f0] + SuiteSparse [fa267f1f] + TOML v1.0.3 [a4e569a6] + Tar v1.10.0 [8dfed614] + Test v1.11.0 [cf7118a7] + UUIDs v1.11.0 [4ec0a83e] + Unicode v1.11.0 [e66e0078] + CompilerSupportLibraries_jll v1.3.0+1 [deac9b47] + LibCURL_jll v8.17.0+0 [e37daf67] + LibGit2_jll v1.9.2+0 [29816b5a] + LibSSH2_jll v1.11.3+1 [14a3606d] + MozillaCACerts_jll v2025.12.2 [4536629a] + OpenBLAS_jll v0.3.29+0 [05823500] + OpenLibm_jll v0.8.7+0 [458c3c95] + OpenSSL_jll v3.5.4+0 [efcefdf7] + PCRE2_jll v10.47.0+0 [bea87d4a] + SuiteSparse_jll v7.10.1+0 [83775a58] + Zlib_jll v1.3.1+2 [3161d3a3] + Zstd_jll v1.5.7+1 [8e850b90] + libblastrampoline_jll v5.15.0+0 [8e850ede] + nghttp2_jll v1.68.0+1 [3f19e933] + p7zip_jll v17.7.0+0 Info Packages marked with ⌅ have new versions available but compatibility constraints restrict them from upgrading. To see why use `status --outdated -m` Building Gurobi → `~/.julia/scratchspaces/44cfe95a-1eb2-52ea-b672-e2afdf69b78f/82a44a86f4dc4fa4510c9d49b0a74d3d73914d5c/build.log` Installation completed after 16.04s ################################################################################ # Precompilation # ERROR: LoadError: MethodError: no method matching setindex!(::Base.ScopedValues.ScopedValue{IO}, ::Nothing) The function `setindex!` exists, but no method is defined for this combination of argument types. Stacktrace: [1] top-level scope @ /PkgEval.jl/scripts/precompile.jl:10 [2] include(mod::Module, _path::String) @ Base ./Base.jl:309 [3] exec_options(opts::Base.JLOptions) @ Base ./client.jl:344 [4] _start() @ Base ./client.jl:585 in expression starting at /PkgEval.jl/scripts/precompile.jl:6 caused by: MethodError: no method matching setindex!(::Base.ScopedValues.ScopedValue{IO}, ::Base.DevNull) The function `setindex!` exists, but no method is defined for this combination of argument types. Stacktrace: [1] top-level scope @ /PkgEval.jl/scripts/precompile.jl:7 [2] include(mod::Module, _path::String) @ Base ./Base.jl:309 [3] exec_options(opts::Base.JLOptions) @ Base ./client.jl:344 [4] _start() @ Base ./client.jl:585 Precompilation failed after 13.25s ################################################################################ # Testing # Testing RoundAndSwap Status `/tmp/jl_dclNmv/Project.toml` ⌅ [864edb3b] DataStructures v0.18.22 ⌅ [2e9cd046] Gurobi v0.11.5 [87dc4568] HiGHS v1.20.1 [b6b21f68] Ipopt v1.13.0 ⌅ [682c06a0] JSON v0.21.4 [4076af6c] JuMP v1.29.3 [a15396b6] OnlineStats v1.7.3 [d96e819e] Parameters v0.12.3 [92933f4c] ProgressMeter v1.11.0 [1fdb7cc3] RoundAndSwap v0.3.1 [ade2ca70] Dates v1.11.0 [8dfed614] Test v1.11.0 Status `/tmp/jl_dclNmv/Manifest.toml` [1520ce14] AbstractTrees v0.4.5 [66dad0bd] AliasTables v1.1.3 [6e4b80f9] BenchmarkTools v1.6.3 [523fee87] CodecBzip2 v0.8.5 [944b1d66] CodecZlib v0.7.8 [bbf7d656] CommonSubexpressions v0.3.1 [34da2185] Compat v4.18.1 [9a962f9c] DataAPI v1.16.0 ⌅ [864edb3b] DataStructures v0.18.22 [163ba53b] DiffResults v1.1.0 [b552c78f] DiffRules v1.15.1 [31c24e10] Distributions v0.25.122 [ffbed154] DocStringExtensions v0.9.5 [1a297f60] FillArrays v1.15.0 [f6369f11] ForwardDiff v1.3.0 ⌅ [2e9cd046] Gurobi v0.11.5 [87dc4568] HiGHS v1.20.1 [34004b35] HypergeometricFunctions v0.3.28 [b6b21f68] Ipopt v1.13.0 [92d709cd] IrrationalConstants v0.2.6 [692b3bcd] JLLWrappers v1.7.1 ⌅ [682c06a0] JSON v0.21.4 [0f8b85d8] JSON3 v1.14.3 [4076af6c] JuMP v1.29.3 [2ab3a3ac] LogExpFunctions v0.3.29 [1914dd2f] MacroTools v0.5.16 [8c4f8055] MathOptIIS v0.1.1 [b8f27783] MathOptInterface v1.48.0 [e1d29d7a] Missings v1.2.0 [d8a4904e] MutableArithmetics v1.6.7 [77ba4419] NaNMath v1.1.3 [a15396b6] OnlineStats v1.7.3 [925886fa] OnlineStatsBase v1.7.1 [bac558e1] OrderedCollections v1.8.1 [90014a1f] PDMats v0.11.37 [d96e819e] Parameters v0.12.3 [69de0a69] Parsers v2.8.3 [aea7be01] PrecompileTools v1.3.3 [21216c6a] Preferences v1.5.1 [92933f4c] ProgressMeter v1.11.0 [43287f4e] PtrArrays v1.3.0 [1fd47b50] QuadGK v2.11.2 [3cdcf5f2] RecipesBase v1.3.4 [189a3867] Reexport v1.2.2 [79098fc4] Rmath v0.9.0 [1fdb7cc3] RoundAndSwap v0.3.1 [a2af1166] SortingAlgorithms v1.2.2 [276daf66] SpecialFunctions v2.6.1 [1e83bf80] StaticArraysCore v1.4.4 [10745b16] Statistics v1.11.1 [82ae8749] StatsAPI v1.8.0 [2913bbd2] StatsBase v0.34.9 [4c63d2b9] StatsFuns v1.5.2 [856f2bd8] StructTypes v1.11.0 [3bb67fe8] TranscodingStreams v0.11.3 [3a884ed6] UnPack v1.0.2 [ae81ac8f] ASL_jll v0.1.3+0 [6e34b625] Bzip2_jll v1.0.9+0 [8fd58aa0] HiGHS_jll v1.12.0+0 [e33a78d0] Hwloc_jll v2.12.2+0 [9cc047cb] Ipopt_jll v300.1400.1900+0 [94ce4f54] Libiconv_jll v1.18.0+0 [d00139f3] METIS_jll v5.1.3+0 [d7ed1dd3] MUMPS_seq_jll v500.800.100+0 [656ef2d0] OpenBLAS32_jll v0.3.29+0 [efe28fd5] OpenSpecFun_jll v0.5.6+0 [f50d1b31] Rmath_jll v0.5.1+0 ⌅ [319450e9] SPRAL_jll v2025.5.20+0 ⌅ [02c8fc9c] XML2_jll v2.13.9+0 [a65dc6b1] Xorg_libpciaccess_jll v0.18.1+0 [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 [4af54fe1] LazyArtifacts v1.11.0 [b27032c2] LibCURL v1.0.0 [76f85450] LibGit2 v1.11.0 [8f399da3] Libdl v1.11.0 [37e2e46d] LinearAlgebra v1.13.0 [56ddb016] Logging v1.11.0 [d6f4376e] Markdown v1.11.0 [a63ad114] Mmap v1.11.0 [ca575930] NetworkOptions v1.3.0 [44cfe95a] Pkg v1.14.0 [de0858da] Printf v1.11.0 [9abbd945] Profile v1.11.0 [9a3f8284] Random v1.11.0 [ea8e919c] SHA v1.0.0 [9e88b42a] Serialization v1.11.0 [6462fe0b] Sockets v1.11.0 [2f01184e] SparseArrays v1.13.0 [f489334b] StyledStrings v1.13.0 [4607b0f0] SuiteSparse [fa267f1f] TOML v1.0.3 [a4e569a6] Tar v1.10.0 [8dfed614] Test v1.11.0 [cf7118a7] UUIDs v1.11.0 [4ec0a83e] Unicode v1.11.0 [e66e0078] CompilerSupportLibraries_jll v1.3.0+1 [deac9b47] LibCURL_jll v8.17.0+0 [e37daf67] LibGit2_jll v1.9.2+0 [29816b5a] LibSSH2_jll v1.11.3+1 [14a3606d] MozillaCACerts_jll v2025.12.2 [4536629a] OpenBLAS_jll v0.3.29+0 [05823500] OpenLibm_jll v0.8.7+0 [458c3c95] OpenSSL_jll v3.5.4+0 [efcefdf7] PCRE2_jll v10.47.0+0 [bea87d4a] SuiteSparse_jll v7.10.1+0 [83775a58] Zlib_jll v1.3.1+2 [3161d3a3] Zstd_jll v1.5.7+1 [8e850b90] libblastrampoline_jll v5.15.0+0 [8e850ede] nghttp2_jll v1.68.0+1 [3f19e933] p7zip_jll v17.7.0+0 Info Packages marked with ⌅ have new versions available but compatibility constraints restrict them from upgrading. Testing Running tests...  Downloading artifact: gurobilinux64 1 dependency had output during precompilation: ┌ Gurobi │ Downloading artifact: gurobilinux64 └ [ Info: RoundAndSwap.jl will create a model for each thread, not this will lose any set solver attributes. Running HiGHS 1.12.0 (git hash: 755a8e027a): Copyright (c) 2025 HiGHS under MIT licence terms LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Presolving model 0 rows, 0 cols, 0 nonzeros 0s 0 rows, 0 cols, 0 nonzeros 0s Presolve reductions: rows 0(-1); columns 0(-6); nonzeros 0(-4) - Reduced to empty Performed postsolve Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 Progress: 33%|█████████████▋ | ETA: 0:00:02 num_success: 2 num_failed: 0  LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 8.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 8.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 [ Info: Running sweep 2 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 1.0000000000e+01 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 [ Info: Adding .json extension to file name [ Info: Running sweep 3 [ Info: Adding .json extension to file name [ Info: Running sweep 4 [ Info: Adding .json extension to file name ┌ Info: │ Ran for : 5 seconds │ Optimised for : 0.0 seconds └ Best objective : 10.0 [ Info: RoundAndSwap.jl will create a model for each thread, not this will lose any set solver attributes. Running HiGHS 1.12.0 (git hash: 755a8e027a): Copyright (c) 2025 HiGHS under MIT licence terms LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Presolving model 0 rows, 0 cols, 0 nonzeros 0s 0 rows, 0 cols, 0 nonzeros 0s Presolve reductions: rows 0(-1); columns 0(-6); nonzeros 0(-4) - Reduced to empty Performed postsolve Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 [ Info: max swaps reached ┌ Warning: Swapper already at max swaps, if this swapper has previously hit its max swaps this must be reset before resuming. `swapper.max_swaps=Inf` └ @ RoundAndSwap ~/.julia/packages/RoundAndSwap/DWgDA/src/swapping.jl:262 [ Info: Swapper has existing swaps to complete, will do this. Ensure max_swap has been increased [ Info: max swaps reached ┌ Info: │ Ran for : 0 seconds │ Optimised for : 0.0 seconds └ Best objective : 6.0 [ Info: RoundAndSwap.jl will create a model for each thread, not this will lose any set solver attributes. [ Info: Swapper has existing swaps to complete, will do this. Ensure max_swap has been increased Running HiGHS 1.12.0 (git hash: 755a8e027a): Copyright (c) 2025 HiGHS under MIT licence terms LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Presolving model 0 rows, 0 cols, 0 nonzeros 0s 0 rows, 0 cols, 0 nonzeros 0s Presolve reductions: rows 0(-1); columns 0(-6); nonzeros 0(-4) - Reduced to empty Performed postsolve Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 8.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 8.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 Progress: 67%|███████████████████████████▍ | ETA: 0:00:00 num_success: 2 num_failed: 0  [ Info: Running sweep 2 LP has 1 row; 6 cols; 4 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 1.0000000000e+01 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 [ Info: Running sweep 3 [ Info: Running sweep 4 ┌ Info: │ Ran for : 0 seconds │ Optimised for : 0.0 seconds └ Best objective : 10.0 [ Info: RoundAndSwap.jl will create a model for each thread, not this will lose any set solver attributes. Running HiGHS 1.12.0 (git hash: 755a8e027a): Copyright (c) 2025 HiGHS under MIT licence terms LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Presolving model 0 rows, 0 cols, 0 nonzeros 0s 0 rows, 0 cols, 0 nonzeros 0s Presolve reductions: rows 0(-2); columns 0(-6); nonzeros 0(-8) - Reduced to empty Performed postsolve Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 8.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 Progress: 50%|████████████████████▌ | ETA: 0:00:00 num_success: 3 num_failed: 0  LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 8.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 ┌ Info: │ Ran for : 0 seconds │ Optimised for : 0.0 seconds └ Best objective : 4.0 [ Info: RoundAndSwap.jl will create a model for each thread, not this will lose any set solver attributes. Running HiGHS 1.12.0 (git hash: 755a8e027a): Copyright (c) 2025 HiGHS under MIT licence terms LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Presolving model 0 rows, 0 cols, 0 nonzeros 0s 0 rows, 0 cols, 0 nonzeros 0s Presolve reductions: rows 0(-2); columns 0(-6); nonzeros 0(-8) - Reduced to empty Performed postsolve Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 LP has 2 rows; 6 cols; 8 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [2e+00, 2e+00] Solving LP with useful basis so presolve not used Model status : Optimal Objective value : 6.0000000000e+00 P-D objective error : 0.0000000000e+00 HiGHS run time : 0.00 [ Info: max swaps reached [ Info: Swapper has existing swaps to complete, will do this. Ensure max_swap has been increased [ Info: max swaps reached ┌ Info: │ Ran for : 0 seconds │ Optimised for : 0.0 seconds └ Best objective : 4.0 [ Info: RoundAndSwap.jl will create a model for each thread, not this will lose any set solver attributes. Running HiGHS 1.12.0 (git hash: 755a8e027a): Copyright (c) 2025 HiGHS under MIT licence terms LP has 3 rows; 6 cols; 12 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [1e+00, 2e+00] Presolving model Problem status detected on presolve: Infeasible Model status : Infeasible Objective value : 0.0000000000e+00 HiGHS run time : 0.02 Solving LP to try to compute dual ray LP has 3 rows; 6 cols; 12 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [0e+00, 0e+00] Bound [1e+00, 1e+00] RHS [1e+00, 2e+00] Solving LP without presolve or useful basis Using EKK dual simplex solver - serial Iteration Objective Infeasibilities num(sum) 0 3.3700190349e-13 Pr: 1(1) 0s 0 3.3700190349e-13 0s Model status : Infeasible Objective value : 0.0000000000e+00 P-D objective error : 3.3700190349e-13 HiGHS run time : 0.02 Solving linear system to compute dual ray LP has 3 rows; 6 cols; 12 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [1e+00, 2e+00] Solving LP with useful basis so presolve not used Using EKK dual simplex solver - serial Iteration Objective Infeasibilities num(sum) 0 6.0000000000e+00 Pr: 1(1) 0s 0 6.0000000000e+00 0s Model status : Infeasible Objective value : 6.0000000000e+00 P-D objective error : 8.0619271942e-14 HiGHS run time : 0.00 Solving linear system to compute dual ray LP has 3 rows; 6 cols; 12 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [1e+00, 2e+00] Solving LP with useful basis so presolve not used Using EKK dual simplex solver - serial Iteration Objective Infeasibilities num(sum) 0 6.0000000000e+00 Pr: 1(1) 0s 0 6.0000000000e+00 0s Model status : Infeasible Objective value : 6.0000000000e+00 P-D objective error : 2.1999496242e-14 HiGHS run time : 0.00 Solving linear system to compute dual ray Progress: 33%|█████████████▋ | ETA: 0:00:00 num_success: 0 num_failed: 2  LP has 3 rows; 6 cols; 12 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [1e+00, 2e+00] Solving LP with useful basis so presolve not used Using EKK dual simplex solver - serial Iteration Objective Infeasibilities num(sum) 0 8.0000000000e+00 Pr: 1(1) 0s 0 8.0000000000e+00 0s Model status : Infeasible Objective value : 8.0000000000e+00 P-D objective error : 5.8619775700e-14 HiGHS run time : 0.00 Solving linear system to compute dual ray LP has 3 rows; 6 cols; 12 nonzeros Coefficient ranges: Matrix [1e+00, 1e+00] Cost [1e+00, 5e+00] Bound [1e+00, 1e+00] RHS [1e+00, 2e+00] Solving LP with useful basis so presolve not used Using EKK dual simplex solver - serial Iteration Objective Infeasibilities num(sum) 0 8.0000000000e+00 Pr: 1(1) 0s 0 8.0000000000e+00 0s Model status : Infeasible Objective value : 8.0000000000e+00 P-D objective error : 2.6645352591e-14 HiGHS run time : 0.00 Solving linear system to compute dual ray ┌ Info: All initial swaps have failed with the following termination status TerminationStatusCode[INFEASIBLE]. └ The problem may be infeasible, try to provide a feasible model ┌ Info: Fixing: │ variables_to_fix = │ 2-element Vector{VariableRef}: │ a[1] └ c Testing RoundAndSwap tests passed Testing completed after 526.99s PkgEval succeeded after 593.25s