Package evaluation of RoundAndSwap on Julia 1.11.4 (a71dd056e0*) started at 2025-04-08T16:21:19.158 ################################################################################ # Set-up # Installing PkgEval dependencies (TestEnv)... Set-up completed after 9.19s ################################################################################ # Installation # Installing RoundAndSwap... Resolving package versions... Installed Gurobi ─ v0.11.5 Updating `~/.julia/environments/v1.11/Project.toml` [1fdb7cc3] + RoundAndSwap v0.3.1 Updating `~/.julia/environments/v1.11/Manifest.toml` [1520ce14] + AbstractTrees v0.4.5 [66dad0bd] + AliasTables v1.1.3 [6e4b80f9] + BenchmarkTools v1.6.0 [523fee87] + CodecBzip2 v0.8.5 [944b1d66] + CodecZlib v0.7.8 [bbf7d656] + CommonSubexpressions v0.3.1 [34da2185] + Compat v4.16.0 [9a962f9c] + DataAPI v1.16.0 [864edb3b] + DataStructures v0.18.22 [163ba53b] + DiffResults v1.1.0 [b552c78f] + DiffRules v1.15.1 [31c24e10] + Distributions v0.25.118 [ffbed154] + DocStringExtensions v0.9.4 [1a297f60] + FillArrays v1.13.0 [f6369f11] + ForwardDiff v1.0.1 ⌅ [2e9cd046] + Gurobi v0.11.5 [87dc4568] + HiGHS v1.15.0 [34004b35] + HypergeometricFunctions v0.3.28 [b6b21f68] + Ipopt v1.8.0 [92d709cd] + IrrationalConstants v0.2.4 [692b3bcd] + JLLWrappers v1.7.0 [682c06a0] + JSON v0.21.4 [0f8b85d8] + JSON3 v1.14.2 [4076af6c] + JuMP v1.25.0 [2ab3a3ac] + LogExpFunctions v0.3.29 [1914dd2f] + MacroTools v0.5.15 [b8f27783] + MathOptInterface v1.38.1 [e1d29d7a] + Missings v1.2.0 [d8a4904e] + MutableArithmetics v1.6.4 [77ba4419] + NaNMath v1.1.3 [a15396b6] + OnlineStats v1.7.1 [925886fa] + OnlineStatsBase v1.7.1 [bac558e1] + OrderedCollections v1.8.0 [90014a1f] + PDMats v0.11.33 [d96e819e] + Parameters v0.12.3 [69de0a69] + Parsers v2.8.1 ⌅ [aea7be01] + PrecompileTools v1.2.1 [21216c6a] + Preferences v1.4.3 [92933f4c] + ProgressMeter v1.10.4 [43287f4e] + PtrArrays v1.3.0 [1fd47b50] + QuadGK v2.11.2 [3cdcf5f2] + RecipesBase v1.3.4 [189a3867] + Reexport v1.2.2 [79098fc4] + Rmath v0.8.0 [1fdb7cc3] + RoundAndSwap v0.3.1 [a2af1166] + SortingAlgorithms v1.2.1 [276daf66] + SpecialFunctions v2.5.0 [1e83bf80] + StaticArraysCore v1.4.3 [10745b16] + Statistics v1.11.1 [82ae8749] + StatsAPI v1.7.0 [2913bbd2] + StatsBase v0.34.4 [4c63d2b9] + StatsFuns v1.4.0 [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 v1.10.0+0 [e33a78d0] + Hwloc_jll v2.12.0+0 [9cc047cb] + Ipopt_jll v300.1400.1700+0 [d00139f3] + METIS_jll v5.1.3+0 [d7ed1dd3] + MUMPS_seq_jll v500.700.301+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 v2024.5.8+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 v1.6.0 [7b1f6079] + FileWatching v1.11.0 [b77e0a4c] + InteractiveUtils v1.11.0 [4af54fe1] + LazyArtifacts v1.11.0 [b27032c2] + LibCURL v0.6.4 [76f85450] + LibGit2 v1.11.0 [8f399da3] + Libdl v1.11.0 [37e2e46d] + LinearAlgebra v1.11.0 [56ddb016] + Logging v1.11.0 [d6f4376e] + Markdown v1.11.0 [a63ad114] + Mmap v1.11.0 [ca575930] + NetworkOptions v1.2.0 [44cfe95a] + Pkg v1.11.0 [de0858da] + Printf v1.11.0 [9abbd945] + Profile v1.11.0 [9a3f8284] + Random v1.11.0 [ea8e919c] + SHA v0.7.0 [9e88b42a] + Serialization v1.11.0 [6462fe0b] + Sockets v1.11.0 [2f01184e] + SparseArrays v1.11.0 [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 v1.1.1+0 [deac9b47] + LibCURL_jll v8.6.0+0 [e37daf67] + LibGit2_jll v1.7.2+0 [29816b5a] + LibSSH2_jll v1.11.0+1 [c8ffd9c3] + MbedTLS_jll v2.28.6+0 [14a3606d] + MozillaCACerts_jll v2023.12.12 [4536629a] + OpenBLAS_jll v0.3.27+1 [05823500] + OpenLibm_jll v0.8.5+0 [bea87d4a] + SuiteSparse_jll v7.7.0+0 [83775a58] + Zlib_jll v1.2.13+1 [8e850b90] + libblastrampoline_jll v5.11.0+0 [8e850ede] + nghttp2_jll v1.59.0+0 [3f19e933] + p7zip_jll v17.4.0+2 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 9.63s ################################################################################ # Precompilation # Precompiling PkgEval dependencies... Precompiling package dependencies... Precompilation completed after 119.96s ################################################################################ # Testing # Testing RoundAndSwap Status `/tmp/jl_XNRSS5/Project.toml` [864edb3b] DataStructures v0.18.22 ⌅ [2e9cd046] Gurobi v0.11.5 [87dc4568] HiGHS v1.15.0 [b6b21f68] Ipopt v1.8.0 [682c06a0] JSON v0.21.4 [4076af6c] JuMP v1.25.0 [a15396b6] OnlineStats v1.7.1 [d96e819e] Parameters v0.12.3 [92933f4c] ProgressMeter v1.10.4 [1fdb7cc3] RoundAndSwap v0.3.1 [ade2ca70] Dates v1.11.0 [8dfed614] Test v1.11.0 Status `/tmp/jl_XNRSS5/Manifest.toml` [1520ce14] AbstractTrees v0.4.5 [66dad0bd] AliasTables v1.1.3 [6e4b80f9] BenchmarkTools v1.6.0 [523fee87] CodecBzip2 v0.8.5 [944b1d66] CodecZlib v0.7.8 [bbf7d656] CommonSubexpressions v0.3.1 [34da2185] Compat v4.16.0 [9a962f9c] DataAPI v1.16.0 [864edb3b] DataStructures v0.18.22 [163ba53b] DiffResults v1.1.0 [b552c78f] DiffRules v1.15.1 [31c24e10] Distributions v0.25.118 [ffbed154] DocStringExtensions v0.9.4 [1a297f60] FillArrays v1.13.0 [f6369f11] ForwardDiff v1.0.1 ⌅ [2e9cd046] Gurobi v0.11.5 [87dc4568] HiGHS v1.15.0 [34004b35] HypergeometricFunctions v0.3.28 [b6b21f68] Ipopt v1.8.0 [92d709cd] IrrationalConstants v0.2.4 [692b3bcd] JLLWrappers v1.7.0 [682c06a0] JSON v0.21.4 [0f8b85d8] JSON3 v1.14.2 [4076af6c] JuMP v1.25.0 [2ab3a3ac] LogExpFunctions v0.3.29 [1914dd2f] MacroTools v0.5.15 [b8f27783] MathOptInterface v1.38.1 [e1d29d7a] Missings v1.2.0 [d8a4904e] MutableArithmetics v1.6.4 [77ba4419] NaNMath v1.1.3 [a15396b6] OnlineStats v1.7.1 [925886fa] OnlineStatsBase v1.7.1 [bac558e1] OrderedCollections v1.8.0 [90014a1f] PDMats v0.11.33 [d96e819e] Parameters v0.12.3 [69de0a69] Parsers v2.8.1 ⌅ [aea7be01] PrecompileTools v1.2.1 [21216c6a] Preferences v1.4.3 [92933f4c] ProgressMeter v1.10.4 [43287f4e] PtrArrays v1.3.0 [1fd47b50] QuadGK v2.11.2 [3cdcf5f2] RecipesBase v1.3.4 [189a3867] Reexport v1.2.2 [79098fc4] Rmath v0.8.0 [1fdb7cc3] RoundAndSwap v0.3.1 [a2af1166] SortingAlgorithms v1.2.1 [276daf66] SpecialFunctions v2.5.0 [1e83bf80] StaticArraysCore v1.4.3 [10745b16] Statistics v1.11.1 [82ae8749] StatsAPI v1.7.0 [2913bbd2] StatsBase v0.34.4 [4c63d2b9] StatsFuns v1.4.0 [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 v1.10.0+0 [e33a78d0] Hwloc_jll v2.12.0+0 [9cc047cb] Ipopt_jll v300.1400.1700+0 [d00139f3] METIS_jll v5.1.3+0 [d7ed1dd3] MUMPS_seq_jll v500.700.301+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 v2024.5.8+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 v1.6.0 [7b1f6079] FileWatching v1.11.0 [b77e0a4c] InteractiveUtils v1.11.0 [4af54fe1] LazyArtifacts v1.11.0 [b27032c2] LibCURL v0.6.4 [76f85450] LibGit2 v1.11.0 [8f399da3] Libdl v1.11.0 [37e2e46d] LinearAlgebra v1.11.0 [56ddb016] Logging v1.11.0 [d6f4376e] Markdown v1.11.0 [a63ad114] Mmap v1.11.0 [ca575930] NetworkOptions v1.2.0 [44cfe95a] Pkg v1.11.0 [de0858da] Printf v1.11.0 [9abbd945] Profile v1.11.0 [9a3f8284] Random v1.11.0 [ea8e919c] SHA v0.7.0 [9e88b42a] Serialization v1.11.0 [6462fe0b] Sockets v1.11.0 [2f01184e] SparseArrays v1.11.0 [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 v1.1.1+0 [deac9b47] LibCURL_jll v8.6.0+0 [e37daf67] LibGit2_jll v1.7.2+0 [29816b5a] LibSSH2_jll v1.11.0+1 [c8ffd9c3] MbedTLS_jll v2.28.6+0 [14a3606d] MozillaCACerts_jll v2023.12.12 [4536629a] OpenBLAS_jll v0.3.27+1 [05823500] OpenLibm_jll v0.8.5+0 [bea87d4a] SuiteSparse_jll v7.7.0+0 [83775a58] Zlib_jll v1.2.13+1 [8e850b90] libblastrampoline_jll v5.11.0+0 [8e850ede] nghttp2_jll v1.59.0+0 [3f19e933] p7zip_jll v17.4.0+2 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 1.10.0 (git hash: fd8665394e): Copyright (c) 2025 HiGHS under MIT licence terms LP has 1 rows; 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); elements 0(-4) - Reduced to empty Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 Progress: 33%|█████████████▋ | ETA: 0:00:04 num_success: 2 num_failed: 0  LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 8.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 8.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 [ Info: Running sweep 2 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 1.0000000000e+01 Relative P-D gap : 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 : 7 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 1.10.0 (git hash: fd8665394e): Copyright (c) 2025 HiGHS under MIT licence terms LP has 1 rows; 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); elements 0(-4) - Reduced to empty Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 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 1.10.0 (git hash: fd8665394e): Copyright (c) 2025 HiGHS under MIT licence terms LP has 1 rows; 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); elements 0(-4) - Reduced to empty Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 8.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 8.0000000000e+00 Relative P-D gap : 0.0000000000e+00 HiGHS run time : 0.00 [ Info: Running sweep 2 LP has 1 rows; 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 1.0000000000e+01 Relative P-D gap : 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 1.10.0 (git hash: fd8665394e): 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); elements 0(-8) - Reduced to empty Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 Relative P-D gap : 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 8.0000000000e+00 Relative P-D gap : 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 8.0000000000e+00 Relative P-D gap : 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 1.10.0 (git hash: fd8665394e): 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); elements 0(-8) - Reduced to empty Solving the original LP from the solution after postsolve Model status : Optimal Objective value : 4.0000000000e+00 Relative P-D gap : 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 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 without presolve, or with basis, or unconstrained Model status : Optimal Objective value : 6.0000000000e+00 Relative P-D gap : 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 1.10.0 (git hash: fd8665394e): 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 : 0.00 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 with basis, or unconstrained 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 Relative P-D gap : 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 without presolve, or with basis, or unconstrained 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 Relative P-D gap : 1.7467508921e-13 HiGHS run time : 0.01 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 without presolve, or with basis, or unconstrained 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 Relative P-D gap : 4.7665575191e-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 without presolve, or with basis, or unconstrained 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 Relative P-D gap : 1.2456702336e-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 without presolve, or with basis, or unconstrained 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 Relative P-D gap : 5.6621374256e-14 HiGHS run time : 0.00 Solving linear system to compute dual ray ┌ Info: All initial swaps have failed with the following termination status MathOptInterface.TerminationStatusCode[MathOptInterface.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 138.27s PkgEval succeeded after 293.84s