Package evaluation to test RoundAndSwap on Julia 1.14.0-DEV.1741 (f7ebeb5678*) started at 2026-02-19T20:43:40.901 ################################################################################ # Set-up # Installing PkgEval dependencies (TestEnv)... Activating project at `~/.julia/environments/v1.14` Set-up completed after 12.99s ################################################################################ # Installation # Installing RoundAndSwap... Resolving package versions... Installed MacroTools ────────────── v0.5.16 Installed DataStructures ────────── v0.18.22 Installed AbstractTrees ─────────── v0.4.5 Installed Rmath_jll ─────────────── v0.5.1+0 Installed FillArrays ────────────── v1.16.0 Installed OnlineStatsBase ───────── v1.7.1 Installed DiffResults ───────────── v1.1.0 Installed ForwardDiff ───────────── v1.3.2 Installed Bzip2_jll ─────────────── v1.0.9+0 Installed HiGHS ─────────────────── v1.21.1 Installed HypergeometricFunctions ─ v0.3.28 Installed AliasTables ───────────── v1.1.3 Installed CodecZlib ─────────────── v0.7.8 Installed OrderedCollections ────── v1.8.1 Installed TranscodingStreams ────── v0.11.3 Installed StatsBase ─────────────── v0.34.10 Installed RecipesBase ───────────── v1.3.4 Installed MUMPS_seq_jll ─────────── v500.800.200+0 Installed DataAPI ───────────────── v1.16.0 Installed Compat ────────────────── v4.18.1 Installed Statistics ────────────── v1.11.1 Installed Gurobi ────────────────── v0.11.5 Installed PrecompileTools ───────── v1.3.3 Installed Xorg_libpciaccess_jll ─── v0.18.1+0 Installed StatsAPI ──────────────── v1.8.0 Installed CommonSubexpressions ──── v0.3.1 Installed StaticArraysCore ──────── v1.4.4 Installed ProgressMeter ─────────── v1.11.0 Installed Ipopt_jll ─────────────── v300.1400.1901+0 Installed ASL_jll ───────────────── v0.1.3+0 Installed IrrationalConstants ───── v0.2.6 Installed NaNMath ───────────────── v1.1.3 Installed CodecBzip2 ────────────── v0.8.5 Installed OpenSpecFun_jll ───────── v0.5.6+0 Installed RoundAndSwap ──────────── v0.3.1 Installed QuadGK ────────────────── v2.11.2 Installed LogExpFunctions ───────── v0.3.29 Installed OpenBLAS32_jll ────────── v0.3.30+0 Installed DiffRules ─────────────── v1.15.1 Installed Parsers ───────────────── v2.8.3 Installed JSON ──────────────────── v0.21.4 Installed Hwloc_jll ─────────────── v2.13.0+0 Installed JuMP ──────────────────── v1.29.4 Installed Distributions ─────────── v0.25.123 Installed Rmath ─────────────────── v0.9.0 Installed Parameters ────────────── v0.12.3 Installed XML2_jll ──────────────── v2.13.9+0 Installed StatsFuns ─────────────── v1.5.2 Installed Reexport ──────────────── v1.2.2 Installed SPRAL_jll ─────────────── v2025.9.18+0 Installed PtrArrays ─────────────── v1.3.0 Installed Missings ──────────────── v1.2.0 Installed Preferences ───────────── v1.5.1 Installed MathOptIIS ────────────── v0.1.2 Installed SpecialFunctions ──────── v2.7.1 Installed BenchmarkTools ────────── v1.6.3 Installed Libiconv_jll ──────────── v1.18.0+0 Installed MutableArithmetics ────── v1.6.7 Installed JLLWrappers ───────────── v1.7.1 Installed Ipopt ─────────────────── v1.14.0 Installed PDMats ────────────────── v0.11.37 Installed HiGHS_jll ─────────────── v1.13.1+0 Installed UnPack ────────────────── v1.0.2 Installed METIS_jll ─────────────── v5.1.3+0 Installed DocStringExtensions ───── v0.9.5 Installed SortingAlgorithms ─────── v1.2.2 Installed OnlineStats ───────────── v1.7.3 Installed MathOptInterface ──────── v1.49.0 Installing 14 artifacts Installed artifact Xorg_libpciaccess 24.8 KiB Installed artifact OpenSpecFun 194.9 KiB Installed artifact Rmath 121.9 KiB Installed artifact SPRAL 691.9 KiB Installed artifact ASL 276.3 KiB Installed artifact XML2 2.5 MiB Installed artifact Libiconv 1.9 MiB Installed artifact Bzip2 503.5 KiB Installed artifact Ipopt 1.3 MiB Installed artifact METIS 1.1 MiB Installed artifact Hwloc 3.5 MiB Installed artifact HiGHS 2.4 MiB Installed artifact MUMPS_seq 8.6 MiB Installed artifact OpenBLAS32 10.0 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 v0.25.123 [ffbed154] + DocStringExtensions v0.9.5 [1a297f60] + FillArrays v1.16.0 [f6369f11] + ForwardDiff v1.3.2 ⌅ [2e9cd046] + Gurobi v0.11.5 [87dc4568] + HiGHS v1.21.1 [34004b35] + HypergeometricFunctions v0.3.28 [b6b21f68] + Ipopt v1.14.0 [92d709cd] + IrrationalConstants v0.2.6 [692b3bcd] + JLLWrappers v1.7.1 ⌅ [682c06a0] + JSON v0.21.4 [4076af6c] + JuMP v1.29.4 [2ab3a3ac] + LogExpFunctions v0.3.29 [1914dd2f] + MacroTools v0.5.16 [8c4f8055] + MathOptIIS v0.1.2 [b8f27783] + MathOptInterface v1.49.0 [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 v2.7.1 [1e83bf80] + StaticArraysCore v1.4.4 [10745b16] + Statistics v1.11.1 [82ae8749] + StatsAPI v1.8.0 [2913bbd2] + StatsBase v0.34.10 [4c63d2b9] + StatsFuns v1.5.2 [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 v1.13.1+0 [e33a78d0] + Hwloc_jll v2.13.0+0 [9cc047cb] + Ipopt_jll v300.1400.1901+0 [94ce4f54] + Libiconv_jll v1.18.0+0 [d00139f3] + METIS_jll v5.1.3+0 [d7ed1dd3] + MUMPS_seq_jll v500.800.200+0 [656ef2d0] + OpenBLAS32_jll v0.3.30+0 [efe28fd5] + OpenSpecFun_jll v0.5.6+0 [f50d1b31] + Rmath_jll v0.5.1+0 [319450e9] + SPRAL_jll v2025.9.18+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 v8.18.0+0 [e37daf67] + LibGit2_jll v1.9.2+0 [29816b5a] + LibSSH2_jll v1.11.3+1 [14a3606d] + MozillaCACerts_jll v2025.12.2 [4536629a] + OpenBLAS_jll v0.3.30+0 [05823500] + OpenLibm_jll v0.8.7+0 [458c3c95] + OpenSSL_jll v3.5.5+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 16.27s ################################################################################ # Precompilation # Precompiling PkgEval dependencies... Precompiling packages... 4669.1 ms ✓ TestEnv 1 dependency successfully precompiled in 5 seconds. 27 already precompiled. Precompiling package dependencies... Precompiling packages... 4760.9 ms ✓ MacroTools 864.8 ms ✓ Reexport 1191.7 ms ✓ Statistics 1027.1 ms ✓ DataAPI 2203.8 ms ✓ IrrationalConstants 867.2 ms ✓ UnPack 1070.5 ms ✓ StaticArraysCore 967.8 ms ✓ StatsAPI 1326.6 ms ✓ OrderedCollections 1176.7 ms ✓ DocStringExtensions 1184.3 ms ✓ AbstractTrees 2172.7 ms ✓ FillArrays 848.1 ms ✓ PtrArrays 1347.5 ms ✓ TranscodingStreams 1864.9 ms ✓ PDMats 1099.3 ms ✓ NaNMath 1909.3 ms ✓ ProgressMeter 1206.8 ms ✓ Compat 1200.0 ms ✓ Preferences 12149.9 ms ✓ MutableArithmetics 1754.6 ms ✓ CommonSubexpressions 1417.5 ms ✓ Statistics → SparseArraysExt 993.4 ms ✓ Missings 927.4 ms ✓ DiffResults 1024.9 ms ✓ Parameters 1434.9 ms ✓ LogExpFunctions 1592.2 ms ✓ FillArrays → FillArraysSparseArraysExt 978.9 ms ✓ FillArrays → FillArraysStatisticsExt 1006.6 ms ✓ AliasTables 1013.9 ms ✓ CodecZlib 1526.2 ms ✓ FillArrays → FillArraysPDMatsExt 910.3 ms ✓ Compat → CompatLinearAlgebraExt 1248.5 ms ✓ JLLWrappers 998.2 ms ✓ PrecompileTools 3811.2 ms ✓ DataStructures 1462.3 ms ✓ METIS_jll 1445.0 ms ✓ OpenBLAS32_jll 1468.2 ms ✓ Xorg_libpciaccess_jll 1492.7 ms ✓ Bzip2_jll 1471.1 ms ✓ Libiconv_jll 1475.3 ms ✓ HiGHS_jll 1436.7 ms ✓ ASL_jll 1441.6 ms ✓ Rmath_jll 1475.3 ms ✓ OpenSpecFun_jll 2968.9 ms ✓ RecipesBase 17069.7 ms ✓ Parsers 1629.7 ms ✓ SortingAlgorithms 2886.5 ms ✓ QuadGK 1468.4 ms ✓ MUMPS_seq_jll 1055.3 ms ✓ CodecBzip2 1504.4 ms ✓ XML2_jll 1499.5 ms ✓ Rmath 5089.0 ms ✓ SpecialFunctions 4066.3 ms ✓ JSON 5110.7 ms ✓ StatsBase 1732.6 ms ✓ Hwloc_jll 2272.7 ms ✓ HypergeometricFunctions 1397.3 ms ✓ DiffRules 3242.1 ms ✓ BenchmarkTools 2962.5 ms ✓ OnlineStatsBase 2050.0 ms ✓ PDMats → StatsBaseExt 1505.5 ms ✓ SPRAL_jll 2921.4 ms ✓ StatsFuns 6507.8 ms ✓ ForwardDiff 1543.3 ms ✓ Ipopt_jll 10107.4 ms ✓ Distributions 79707.2 ms ✓ MathOptInterface 1330.5 ms ✓ Ipopt 3642.4 ms ✓ Distributions → DistributionsTestExt 5262.3 ms ✓ OnlineStats 5957.2 ms ✓ MathOptIIS  Downloading artifact: gurobilinux64 17768.1 ms ✓ Gurobi 65021.3 ms ✓ JuMP 45188.9 ms ✓ Ipopt → IpoptMathOptInterfaceExt 30894.1 ms ✓ HiGHS 21130.8 ms ✓ RoundAndSwap 76 dependencies successfully precompiled in 431 seconds. 38 already precompiled. 1 dependency had output during precompilation: ┌ Gurobi │ Downloading artifact: gurobilinux64 └ Precompilation completed after 455.78s ################################################################################ # Testing # Testing RoundAndSwap Status `/tmp/jl_n0O5GT/Project.toml` ⌅ [864edb3b] DataStructures v0.18.22 ⌅ [2e9cd046] Gurobi v0.11.5 [87dc4568] HiGHS v1.21.1 [b6b21f68] Ipopt v1.14.0 ⌅ [682c06a0] JSON v0.21.4 [4076af6c] JuMP v1.29.4 [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_n0O5GT/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 v0.25.123 [ffbed154] DocStringExtensions v0.9.5 [1a297f60] FillArrays v1.16.0 [f6369f11] ForwardDiff v1.3.2 ⌅ [2e9cd046] Gurobi v0.11.5 [87dc4568] HiGHS v1.21.1 [34004b35] HypergeometricFunctions v0.3.28 [b6b21f68] Ipopt v1.14.0 [92d709cd] IrrationalConstants v0.2.6 [692b3bcd] JLLWrappers v1.7.1 ⌅ [682c06a0] JSON v0.21.4 [4076af6c] JuMP v1.29.4 [2ab3a3ac] LogExpFunctions v0.3.29 [1914dd2f] MacroTools v0.5.16 [8c4f8055] MathOptIIS v0.1.2 [b8f27783] MathOptInterface v1.49.0 [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 v2.7.1 [1e83bf80] StaticArraysCore v1.4.4 [10745b16] Statistics v1.11.1 [82ae8749] StatsAPI v1.8.0 [2913bbd2] StatsBase v0.34.10 [4c63d2b9] StatsFuns v1.5.2 [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 v1.13.1+0 [e33a78d0] Hwloc_jll v2.13.0+0 [9cc047cb] Ipopt_jll v300.1400.1901+0 [94ce4f54] Libiconv_jll v1.18.0+0 [d00139f3] METIS_jll v5.1.3+0 [d7ed1dd3] MUMPS_seq_jll v500.800.200+0 [656ef2d0] OpenBLAS32_jll v0.3.30+0 [efe28fd5] OpenSpecFun_jll v0.5.6+0 [f50d1b31] Rmath_jll v0.5.1+0 [319450e9] SPRAL_jll v2025.9.18+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 v8.18.0+0 [e37daf67] LibGit2_jll v1.9.2+0 [29816b5a] LibSSH2_jll v1.11.3+1 [14a3606d] MozillaCACerts_jll v2025.12.2 [4536629a] OpenBLAS_jll v0.3.30+0 [05823500] OpenLibm_jll v0.8.7+0 [458c3c95] OpenSSL_jll v3.5.5+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... [ Info: RoundAndSwap.jl will create a model for each thread, not this will lose any set solver attributes. Running HiGHS 1.13.1 (git hash: 1d267d97c): Copyright (c) 2026 under Apache 2.0 license terms Using BLAS: blastrampoline 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: 0:00:03 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 : 6 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 1.13.1 (git hash: 1d267d97c): Copyright (c) 2026 under Apache 2.0 license terms Using BLAS: blastrampoline 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 1.13.1 (git hash: 1d267d97c): Copyright (c) 2026 under Apache 2.0 license terms Using BLAS: blastrampoline 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 1.13.1 (git hash: 1d267d97c): Copyright (c) 2026 under Apache 2.0 license terms Using BLAS: blastrampoline 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 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 1.13.1 (git hash: 1d267d97c): Copyright (c) 2026 under Apache 2.0 license terms Using BLAS: blastrampoline 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 1.13.1 (git hash: 1d267d97c): Copyright (c) 2026 under Apache 2.0 license terms Using BLAS: blastrampoline 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 : 0.00 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 dual simplex solver Iteration Objective Infeasibilities num(sum) 0 3.3700190349e-13 Pr: 1(1) 0.0s 0 3.3700190349e-13 0.0s Model status : Infeasible Objective value : 0.0000000000e+00 P-D objective error : 3.3700190349e-13 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 dual simplex solver Iteration Objective Infeasibilities num(sum) 0 6.0000000000e+00 Pr: 1(1) 0.0s 0 6.0000000000e+00 0.0s 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 dual simplex solver Iteration Objective Infeasibilities num(sum) 0 6.0000000000e+00 Pr: 1(1) 0.0s 0 6.0000000000e+00 0.0s 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 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 dual simplex solver Iteration Objective Infeasibilities num(sum) 0 8.0000000000e+00 Pr: 1(1) 0.0s 0 8.0000000000e+00 0.0s 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 dual simplex solver Iteration Objective Infeasibilities num(sum) 0 8.0000000000e+00 Pr: 1(1) 0.0s 0 8.0000000000e+00 0.0s 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 156.34s PkgEval succeeded after 654.44s