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1.5.1-pre-0d71d8cd8b.log
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1.5.1-pre-0d71d8cd8b.log
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Julia Version 1.5.1-pre.28
Commit 0d71d8cd8b (2020-08-14 20:35 UTC)
Platform Info:
OS: Linux (x86_64-linux-gnu)
CPU: Intel(R) Xeon(R) Silver 4114 CPU @ 2.20GHz
WORD_SIZE: 64
LIBM: libopenlibm
LLVM: libLLVM-9.0.1 (ORCJIT, skylake-avx512)
Environment:
JULIA_DEPOT_PATH = ::/usr/local/share/julia
JULIA_NUM_THREADS = 2
Resolving package versions...
Installed CompilerSupportLibraries_jll ─ v0.3.3+0
Installed SpecialFunctions ───────────── v0.10.3
Installed Parsers ────────────────────── v1.0.10
Installed TranscodingStreams ─────────── v0.9.5
Installed Syslogs ────────────────────── v0.3.0
Installed ForwardDiff ────────────────── v0.10.12
Installed PowerModels ────────────────── v0.17.2
Installed PowerModelsACDC ────────────── v0.3.2
Installed Libiconv_jll ───────────────── v1.16.0+5
Installed Bzip2_jll ──────────────────── v1.0.6+3
Installed LineSearches ───────────────── v7.0.1
Installed BinaryProvider ─────────────── v0.5.10
Installed MbedTLS ────────────────────── v1.0.2
Installed StaticArrays ───────────────── v0.12.4
Installed DataStructures ─────────────── v0.17.20
Installed Juniper ────────────────────── v0.6.3
Installed XML2_jll ───────────────────── v2.9.10+1
Installed UnPack ─────────────────────── v1.0.2
Installed NLsolve ────────────────────── v4.4.1
Installed MacroTools ─────────────────── v0.5.5
Installed OpenSpecFun_jll ────────────── v0.5.3+3
Installed Calculus ───────────────────── v0.5.1
Installed Zlib_jll ───────────────────── v1.2.11+15
Installed MathProgBase ───────────────── v0.7.8
Installed Requires ───────────────────── v1.0.1
Installed SCS ────────────────────────── v0.6.6
Installed Reexport ───────────────────── v0.2.0
Installed NLSolversBase ──────────────── v7.6.3
Installed Ipopt ──────────────────────── v0.6.1
Installed Mocking ────────────────────── v0.7.1
Installed CodecZlib ──────────────────── v0.7.0
Installed CodecBzip2 ─────────────────── v0.7.2
Installed Distances ──────────────────── v0.9.0
Installed DiffResults ────────────────── v1.0.2
Installed JSON ───────────────────────── v0.21.0
Installed CommonSubexpressions ───────── v0.3.0
Installed IniFile ────────────────────── v0.5.0
Installed InfrastructureModels ───────── v0.5.3
Installed MutableArithmetics ─────────── v0.2.10
Installed FiniteDiff ─────────────────── v2.5.2
Installed DiffRules ──────────────────── v1.0.1
Installed NaNMath ────────────────────── v0.3.4
Installed HTTP ───────────────────────── v0.8.17
Installed EzXML ──────────────────────── v1.1.0
Installed ZipFile ────────────────────── v0.9.2
Installed JSONSchema ─────────────────── v0.3.1
Installed OrderedCollections ─────────── v1.3.0
Installed RecipesBase ────────────────── v1.0.2
Installed ArrayInterface ─────────────── v2.11.0
Installed Cbc ────────────────────────── v0.6.7
Installed Parameters ─────────────────── v0.12.1
Installed Memento ────────────────────── v1.0.0
Installed MbedTLS_jll ────────────────── v2.16.6+1
Installed TimeZones ──────────────────── v1.3.2
Installed MathOptInterface ───────────── v0.9.14
Installed BenchmarkTools ─────────────── v0.5.0
Installed ExprTools ──────────────────── v0.1.1
Installed JuMP ───────────────────────── v0.21.3
Updating `~/.julia/environments/v1.5/Project.toml`
[ff45984e] + PowerModelsACDC v0.3.2
Updating `~/.julia/environments/v1.5/Manifest.toml`
[4fba245c] + ArrayInterface v2.11.0
[6e4b80f9] + BenchmarkTools v0.5.0
[b99e7846] + BinaryProvider v0.5.10
[6e34b625] + Bzip2_jll v1.0.6+3
[49dc2e85] + Calculus v0.5.1
[9961bab8] + Cbc v0.6.7
[523fee87] + CodecBzip2 v0.7.2
[944b1d66] + CodecZlib v0.7.0
[bbf7d656] + CommonSubexpressions v0.3.0
[e66e0078] + CompilerSupportLibraries_jll v0.3.3+0
[864edb3b] + DataStructures v0.17.20
[163ba53b] + DiffResults v1.0.2
[b552c78f] + DiffRules v1.0.1
[b4f34e82] + Distances v0.9.0
[e2ba6199] + ExprTools v0.1.1
[8f5d6c58] + EzXML v1.1.0
[6a86dc24] + FiniteDiff v2.5.2
[f6369f11] + ForwardDiff v0.10.12
[cd3eb016] + HTTP v0.8.17
[2030c09a] + InfrastructureModels v0.5.3
[83e8ac13] + IniFile v0.5.0
[b6b21f68] + Ipopt v0.6.1
[682c06a0] + JSON v0.21.0
[7d188eb4] + JSONSchema v0.3.1
[4076af6c] + JuMP v0.21.3
[2ddba703] + Juniper v0.6.3
[94ce4f54] + Libiconv_jll v1.16.0+5
[d3d80556] + LineSearches v7.0.1
[1914dd2f] + MacroTools v0.5.5
[b8f27783] + MathOptInterface v0.9.14
[fdba3010] + MathProgBase v0.7.8
[739be429] + MbedTLS v1.0.2
[c8ffd9c3] + MbedTLS_jll v2.16.6+1
[f28f55f0] + Memento v1.0.0
[78c3b35d] + Mocking v0.7.1
[d8a4904e] + MutableArithmetics v0.2.10
[d41bc354] + NLSolversBase v7.6.3
[2774e3e8] + NLsolve v4.4.1
[77ba4419] + NaNMath v0.3.4
[efe28fd5] + OpenSpecFun_jll v0.5.3+3
[bac558e1] + OrderedCollections v1.3.0
[d96e819e] + Parameters v0.12.1
[69de0a69] + Parsers v1.0.10
[c36e90e8] + PowerModels v0.17.2
[ff45984e] + PowerModelsACDC v0.3.2
[3cdcf5f2] + RecipesBase v1.0.2
[189a3867] + Reexport v0.2.0
[ae029012] + Requires v1.0.1
[c946c3f1] + SCS v0.6.6
[276daf66] + SpecialFunctions v0.10.3
[90137ffa] + StaticArrays v0.12.4
[cea106d9] + Syslogs v0.3.0
[f269a46b] + TimeZones v1.3.2
[3bb67fe8] + TranscodingStreams v0.9.5
[3a884ed6] + UnPack v1.0.2
[02c8fc9c] + XML2_jll v2.9.10+1
[a5390f91] + ZipFile v0.9.2
[83775a58] + Zlib_jll v1.2.11+15
[2a0f44e3] + Base64
[ade2ca70] + Dates
[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
[6462fe0b] + Sockets
[2f01184e] + SparseArrays
[10745b16] + Statistics
[8dfed614] + Test
[cf7118a7] + UUIDs
[4ec0a83e] + Unicode
Building SCS ──────→ `~/.julia/packages/SCS/28Svy/deps/build.log`
Building Ipopt ────→ `~/.julia/packages/Ipopt/ruIXY/deps/build.log`
Building TimeZones → `~/.julia/packages/TimeZones/v0mfN/deps/build.log`
Building Cbc ──────→ `~/.julia/packages/Cbc/zMLXd/deps/build.log`
Testing PowerModelsACDC
Status `/tmp/jl_CmafJ9/Project.toml`
[9961bab8] Cbc v0.6.7
[2030c09a] InfrastructureModels v0.5.3
[b6b21f68] Ipopt v0.6.1
[4076af6c] JuMP v0.21.3
[2ddba703] Juniper v0.6.3
[f28f55f0] Memento v1.0.0
[c36e90e8] PowerModels v0.17.2
[ff45984e] PowerModelsACDC v0.3.2
[c946c3f1] SCS v0.6.6
[8dfed614] Test
Status `/tmp/jl_CmafJ9/Manifest.toml`
[4fba245c] ArrayInterface v2.11.0
[6e4b80f9] BenchmarkTools v0.5.0
[b99e7846] BinaryProvider v0.5.10
[6e34b625] Bzip2_jll v1.0.6+3
[49dc2e85] Calculus v0.5.1
[9961bab8] Cbc v0.6.7
[523fee87] CodecBzip2 v0.7.2
[944b1d66] CodecZlib v0.7.0
[bbf7d656] CommonSubexpressions v0.3.0
[e66e0078] CompilerSupportLibraries_jll v0.3.3+0
[864edb3b] DataStructures v0.17.20
[163ba53b] DiffResults v1.0.2
[b552c78f] DiffRules v1.0.1
[b4f34e82] Distances v0.9.0
[e2ba6199] ExprTools v0.1.1
[8f5d6c58] EzXML v1.1.0
[6a86dc24] FiniteDiff v2.5.2
[f6369f11] ForwardDiff v0.10.12
[cd3eb016] HTTP v0.8.17
[2030c09a] InfrastructureModels v0.5.3
[83e8ac13] IniFile v0.5.0
[b6b21f68] Ipopt v0.6.1
[682c06a0] JSON v0.21.0
[7d188eb4] JSONSchema v0.3.1
[4076af6c] JuMP v0.21.3
[2ddba703] Juniper v0.6.3
[94ce4f54] Libiconv_jll v1.16.0+5
[d3d80556] LineSearches v7.0.1
[1914dd2f] MacroTools v0.5.5
[b8f27783] MathOptInterface v0.9.14
[fdba3010] MathProgBase v0.7.8
[739be429] MbedTLS v1.0.2
[c8ffd9c3] MbedTLS_jll v2.16.6+1
[f28f55f0] Memento v1.0.0
[78c3b35d] Mocking v0.7.1
[d8a4904e] MutableArithmetics v0.2.10
[d41bc354] NLSolversBase v7.6.3
[2774e3e8] NLsolve v4.4.1
[77ba4419] NaNMath v0.3.4
[efe28fd5] OpenSpecFun_jll v0.5.3+3
[bac558e1] OrderedCollections v1.3.0
[d96e819e] Parameters v0.12.1
[69de0a69] Parsers v1.0.10
[c36e90e8] PowerModels v0.17.2
[ff45984e] PowerModelsACDC v0.3.2
[3cdcf5f2] RecipesBase v1.0.2
[189a3867] Reexport v0.2.0
[ae029012] Requires v1.0.1
[c946c3f1] SCS v0.6.6
[276daf66] SpecialFunctions v0.10.3
[90137ffa] StaticArrays v0.12.4
[cea106d9] Syslogs v0.3.0
[f269a46b] TimeZones v1.3.2
[3bb67fe8] TranscodingStreams v0.9.5
[3a884ed6] UnPack v1.0.2
[02c8fc9c] XML2_jll v2.9.10+1
[a5390f91] ZipFile v0.9.2
[83775a58] Zlib_jll v1.2.11+15
[2a0f44e3] Base64
[ade2ca70] Dates
[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
[6462fe0b] Sockets
[2f01184e] SparseArrays
[10745b16] Statistics
[8dfed614] Test
[cf7118a7] UUIDs
[4ec0a83e] Unicode
┌ Warning: `with_optimizer` is deprecated. Adapt the following example to update your code:
│ `with_optimizer(Ipopt.Optimizer, max_cpu_time=60.0)` becomes `optimizer_with_attributes(Ipopt.Optimizer, "max_cpu_time" => 60.0)`.
│ caller = ip:0x0
└ @ Core :-1
┌ Warning: `with_optimizer` is deprecated. Adapt the following example to update your code:
│ `with_optimizer(Ipopt.Optimizer)` becomes `Ipopt.Optimizer`.
│ caller = top-level scope at runtests.jl:22
└ @ Core ~/.julia/packages/PowerModelsACDC/HHZfb/test/runtests.jl:22
******************************************************************************
This program contains Ipopt, a library for large-scale nonlinear optimization.
Ipopt is released as open source code under the Eclipse Public License (EPL).
For more information visit http://projects.coin-or.org/Ipopt
******************************************************************************
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 15.6238 - 0.00 seconds
Cgl0003I 0 fixed, 0 tightened bounds, 19 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 5 strengthened rows, 0 substitutions
Cgl0004I processed model has 154 rows, 79 columns (16 integer (16 of which binary)) and 396 elements
Cbc0045I Trying just fixing integer variables (and fixingish SOS).
Cbc0045I Warning: mipstart values could not be used to build a solution.
Cbc0012I Integer solution of 27.933148 found by DiveCoefficient after 0 iterations and 0 nodes (0.02 seconds)
Cbc0038I Full problem 154 rows 79 columns, reduced to 75 rows 39 columns
Cbc0031I 16 added rows had average density of 24.3125
Cbc0013I At root node, 16 cuts changed objective from 21.288745 to 26.095869 in 100 passes
Cbc0014I Cut generator 0 (Probing) - 314 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.031 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 496 row cuts average 37.8 elements, 0 column cuts (0 active) in 0.038 seconds - new frequency is 1
Cbc0014I Cut generator 2 (Knapsack) - 2 row cuts average 5.5 elements, 0 column cuts (0 active) in 0.069 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 140 row cuts average 10.6 elements, 0 column cuts (0 active) in 0.036 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.017 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 90 row cuts average 18.4 elements, 0 column cuts (0 active) in 0.017 seconds - new frequency is 1
Cbc0010I After 0 nodes, 1 on tree, 27.933148 best solution, best possible 26.095871 (0.45 seconds)
Cbc0016I Integer solution of 26.333148 found by strong branching after 1302 iterations and 1 nodes (0.45 seconds)
Cbc0001I Search completed - best objective 26.33314820439608, took 1367 iterations and 2 nodes (0.46 seconds)
Cbc0032I Strong branching done 26 times (279 iterations), fathomed 1 nodes and fixed 1 variables
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 21.2887 to 26.0959
Probing was tried 104 times and created 318 cuts of which 0 were active after adding rounds of cuts (0.032 seconds)
Gomory was tried 104 times and created 500 cuts of which 0 were active after adding rounds of cuts (0.038 seconds)
Knapsack was tried 100 times and created 2 cuts of which 0 were active after adding rounds of cuts (0.069 seconds)
Clique was tried 100 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
MixedIntegerRounding2 was tried 104 times and created 144 cuts of which 0 were active after adding rounds of cuts (0.036 seconds)
FlowCover was tried 100 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.017 seconds)
TwoMirCuts was tried 104 times and created 95 cuts of which 0 were active after adding rounds of cuts (0.018 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 26.33314820
Enumerated nodes: 2
Total iterations: 1367
Time (CPU seconds): 0.47
Time (Wallclock seconds): 0.48
Total time (CPU seconds): 0.47 (Wallclock seconds): 0.48
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0.572325 - 0.00 seconds
Cgl0003I 0 fixed, 0 tightened bounds, 9 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 2 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 1 strengthened rows, 0 substitutions
Cgl0004I processed model has 37 rows, 19 columns (3 integer (3 of which binary)) and 96 elements
Cbc0045I Trying just fixing integer variables (and fixingish SOS).
Cbc0045I Warning: mipstart values could not be used to build a solution.
Cbc0012I Integer solution of 10.7 found by DiveCoefficient after 0 iterations and 0 nodes (0.01 seconds)
Cbc0031I 1 added rows had average density of 2
Cbc0013I At root node, 12 cuts changed objective from 5.6917278 to 10.7 in 1 passes
Cbc0014I Cut generator 0 (Probing) - 5 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 2 row cuts average 4.5 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is 1
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 2 row cuts average 3.5 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 3 row cuts average 1.7 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0001I Search completed - best objective 10.7, took 0 iterations and 0 nodes (0.01 seconds)
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 5.69173 to 10.7
Probing was tried 1 times and created 5 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Gomory was tried 1 times and created 2 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Knapsack was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Clique was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 1 times and created 2 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
FlowCover was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
TwoMirCuts was tried 1 times and created 3 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 10.70000000
Enumerated nodes: 0
Total iterations: 0
Time (CPU seconds): 0.01
Time (Wallclock seconds): 0.01
Total time (CPU seconds): 0.01 (Wallclock seconds): 0.01
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 8.05185 - 0.04 seconds
Cgl0003I 0 fixed, 0 tightened bounds, 40 strengthened rows, 0 substitutions
Cgl0004I processed model has 1205 rows, 595 columns (227 integer (227 of which binary)) and 3027 elements
Cbc0045I Trying just fixing integer variables (and fixingish SOS).
Cbc0045I Warning: mipstart values could not be used to build a solution.
Cbc0012I Integer solution of 15.692099 found by DiveCoefficient after 0 iterations and 0 nodes (0.10 seconds)
Cbc0038I Full problem 1205 rows 595 columns, reduced to 79 rows 40 columns
Cbc0031I 19 added rows had average density of 61.263158
Cbc0013I At root node, 19 cuts changed objective from 8.0645069 to 8.886951 in 10 passes
Cbc0014I Cut generator 0 (Probing) - 18 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.009 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 6 row cuts average 179.3 elements, 0 column cuts (0 active) in 0.010 seconds - new frequency is -100
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.015 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 6 row cuts average 2.3 elements, 0 column cuts (0 active) in 0.005 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.006 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 76 row cuts average 149.2 elements, 0 column cuts (0 active) in 0.026 seconds - new frequency is 1
Cbc0010I After 0 nodes, 1 on tree, 15.692099 best solution, best possible 8.886951 (0.32 seconds)
Cbc0038I Full problem 1205 rows 595 columns, reduced to 152 rows 74 columns
Cbc0038I Full problem 1224 rows 595 columns, reduced to 633 rows 309 columns
Cbc0044I Reduced cost fixing - 633 rows, 309 columns - restarting search
Cbc0012I Integer solution of 15.692099 found by Previous solution after 0 iterations and 0 nodes (1.30 seconds)
Cbc0038I Full problem 633 rows 309 columns, reduced to 79 rows 40 columns
Cbc0031I 22 added rows had average density of 78.227273
Cbc0013I At root node, 22 cuts changed objective from 8.0645069 to 9.0358195 in 25 passes
Cbc0014I Cut generator 0 (Probing) - 21 row cuts average 5.2 elements, 0 column cuts (0 active) in 0.014 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 67 row cuts average 184.5 elements, 0 column cuts (0 active) in 0.029 seconds - new frequency is -100
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.023 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 8 row cuts average 19.5 elements, 0 column cuts (0 active) in 0.022 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.012 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 20 row cuts average 149.0 elements, 0 column cuts (0 active) in 0.027 seconds - new frequency is 1
Cbc0014I Cut generator 7 (ZeroHalf) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 9 (Stored from first) - 20 row cuts average 103.0 elements, 0 column cuts (0 active)
Cbc0010I After 0 nodes, 1 on tree, 15.692099 best solution, best possible 9.0358195 (1.73 seconds)
Cbc0038I Full problem 633 rows 309 columns, reduced to 99 rows 50 columns
Cbc0001I Search completed - best objective 15.69209880293071, took 3325 iterations and 88 nodes (3.56 seconds)
Cbc0032I Strong branching done 410 times (8093 iterations), fathomed 31 nodes and fixed 21 variables
Cbc0035I Maximum depth 10, 804 variables fixed on reduced cost
Cbc0038I Probing was tried 101 times and created 276 cuts of which 0 were active after adding rounds of cuts (0.038 seconds)
Cbc0038I Gomory was tried 25 times and created 67 cuts of which 0 were active after adding rounds of cuts (0.029 seconds)
Cbc0038I Knapsack was tried 25 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.023 seconds)
Cbc0038I Clique was tried 25 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Cbc0038I MixedIntegerRounding2 was tried 101 times and created 44 cuts of which 0 were active after adding rounds of cuts (0.050 seconds)
Cbc0038I FlowCover was tried 25 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.012 seconds)
Cbc0038I TwoMirCuts was tried 101 times and created 47 cuts of which 0 were active after adding rounds of cuts (0.050 seconds)
Cbc0038I ZeroHalf was tried 25 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Cbc0038I Stored from first was tried 101 times and created 43 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Cbc0001I Search completed - best objective 15.69209880293071, took 5139 iterations and 138 nodes (3.57 seconds)
Cbc0032I Strong branching done 286 times (4773 iterations), fathomed 20 nodes and fixed 7 variables
Cbc0035I Maximum depth 11, 696 variables fixed on reduced cost
Cuts at root node changed objective from 8.06451 to 8.88695
Probing was tried 84 times and created 140 cuts of which 0 were active after adding rounds of cuts (0.034 seconds)
Gomory was tried 10 times and created 6 cuts of which 0 were active after adding rounds of cuts (0.010 seconds)
Knapsack was tried 10 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.015 seconds)
Clique was tried 10 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 84 times and created 22 cuts of which 0 were active after adding rounds of cuts (0.034 seconds)
FlowCover was tried 10 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.006 seconds)
TwoMirCuts was tried 84 times and created 84 cuts of which 0 were active after adding rounds of cuts (0.061 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 15.69209880
Enumerated nodes: 138
Total iterations: 5139
Time (CPU seconds): 3.62
Time (Wallclock seconds): 3.79
Total time (CPU seconds): 3.62 (Wallclock seconds): 3.80
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 16.3196 - 0.01 seconds
Cgl0003I 0 fixed, 0 tightened bounds, 18 strengthened rows, 0 substitutions
Cgl0004I processed model has 409 rows, 218 columns (55 integer (55 of which binary)) and 1080 elements
Cbc0045I Trying just fixing integer variables (and fixingish SOS).
Cbc0045I Warning: mipstart values could not be used to build a solution.
Cbc0012I Integer solution of 33.86165 found by DiveCoefficient after 0 iterations and 0 nodes (0.04 seconds)
Cbc0038I Full problem 409 rows 218 columns, reduced to 183 rows 107 columns
Cbc0012I Integer solution of 29.86165 found by DiveCoefficient after 2540 iterations and 0 nodes (1.03 seconds)
Cbc0031I 24 added rows had average density of 49.041667
Cbc0013I At root node, 24 cuts changed objective from 19.443926 to 23.533485 in 100 passes
Cbc0014I Cut generator 0 (Probing) - 81 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.048 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 758 row cuts average 129.0 elements, 0 column cuts (0 active) in 0.090 seconds - new frequency is 1
Cbc0014I Cut generator 2 (Knapsack) - 19 row cuts average 12.0 elements, 0 column cuts (0 active) in 0.070 seconds - new frequency is 1
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 169 row cuts average 16.6 elements, 0 column cuts (0 active) in 0.070 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.031 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 127 row cuts average 72.5 elements, 0 column cuts (0 active) in 0.032 seconds - new frequency is 1
Cbc0010I After 0 nodes, 1 on tree, 29.86165 best solution, best possible 23.533485 (1.10 seconds)
Cbc0012I Integer solution of 28.36165 found by DiveCoefficient after 2599 iterations and 1 nodes (1.11 seconds)
Cbc0012I Integer solution of 27.160545 found by DiveCoefficient after 2859 iterations and 5 nodes (1.40 seconds)
Cbc0016I Integer solution of 26.060545 found by strong branching after 2859 iterations and 5 nodes (1.40 seconds)
Cbc0012I Integer solution of 25.160545 found by DiveCoefficient after 2920 iterations and 10 nodes (1.43 seconds)
Cbc0001I Search completed - best objective 25.16054482043961, took 3207 iterations and 16 nodes (1.48 seconds)
Cbc0032I Strong branching done 140 times (2664 iterations), fathomed 2 nodes and fixed 2 variables
Cbc0035I Maximum depth 6, 115 variables fixed on reduced cost
Cuts at root node changed objective from 19.4439 to 23.5335
Probing was tried 127 times and created 95 cuts of which 0 were active after adding rounds of cuts (0.056 seconds)
Gomory was tried 126 times and created 761 cuts of which 0 were active after adding rounds of cuts (0.103 seconds)
Knapsack was tried 126 times and created 19 cuts of which 0 were active after adding rounds of cuts (0.085 seconds)
Clique was tried 100 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
MixedIntegerRounding2 was tried 126 times and created 193 cuts of which 0 were active after adding rounds of cuts (0.081 seconds)
FlowCover was tried 100 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.031 seconds)
TwoMirCuts was tried 126 times and created 229 cuts of which 0 were active after adding rounds of cuts (0.050 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 25.16054482
Enumerated nodes: 16
Total iterations: 3207
Time (CPU seconds): 1.51
Time (Wallclock seconds): 1.52
Total time (CPU seconds): 1.51 (Wallclock seconds): 1.52
nl_solver : MathOptInterface.OptimizerWithAttributes(Ipopt.Optimizer, Pair{MathOptInterface.AbstractOptimizerAttribute,Any}[MathOptInterface.RawParameter("tol") => 1.0e-6, MathOptInterface.RawParameter("print_level") => 0])
time_limit : 7200.0
mip_solver : MathOptInterface.OptimizerWithAttributes(Cbc.Optimizer, Pair{MathOptInterface.AbstractOptimizerAttribute,Any}[MathOptInterface.RawParameter("tol") => 0.0001, MathOptInterface.RawParameter("print_level") => 0])
log_levels : [:Options, :Table, :Info]
#Variables: 171
#IntBinVar: 17
#Constraints: 319
#Linear Constraints: 195
#Quadratic Constraints: 12
#NonLinear Constraints: 112
Obj Sense: Min
Start values are not feasible.
Status of relaxation: LOCALLY_SOLVED
Time for relaxation: 10.33151912689209
Relaxation Obj: 20.528981751129052
MIPobj NLPobj Time
=============================================
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0 - 0.00 seconds
Cgl0003I 0 fixed, 0 tightened bounds, 20 strengthened rows, 0 substitutions
Cgl0004I processed model has 116 rows, 87 columns (12 integer (12 of which binary)) and 284 elements
Cbc0012I Integer solution of 2.3705564 found by DiveCoefficient after 0 iterations and 0 nodes (0.01 seconds)
Cbc0001I Search completed - best objective 2.370556408238853, took 0 iterations and 0 nodes (0.01 seconds)
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 2.37056 to 2.37056
Probing was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Gomory was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Knapsack was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Clique was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
FlowCover was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
TwoMirCuts was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
ZeroHalf was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 2.37055641
Enumerated nodes: 0
Total iterations: 0
Time (CPU seconds): 0.02
Time (Wallclock seconds): 0.02
Total time (CPU seconds): 0.02 (Wallclock seconds): 0.02
┌ Warning: NLP couldn't be solved to optimality
└ @ Juniper ~/.julia/packages/Juniper/Hm6I1/src/fpump.jl:393
2.3706 - 5.8
FP: 5.853502035140991 s
FP: 1 round
FP: No integral solution found
ONodes CLevel Incumbent BestBound Gap Time Restarts GainGap
============================================================================================================
1 2 33.27 20.53 38.29% 20.8 6 -
1 3 33.27 31.28 5.98% 22.9 - 84.0%
1 4 32.7 31.53 3.58% 23.4 - 79.6%
1 5 32.7 31.64 3.24% 24.1 - 87.2%
0 6 32.7 32.14 1.7% 24.9 - 93.1%
#branches: 5
Obj: 32.700551572904246
nl_solver : MathOptInterface.OptimizerWithAttributes(Ipopt.Optimizer, Pair{MathOptInterface.AbstractOptimizerAttribute,Any}[MathOptInterface.RawParameter("tol") => 1.0e-6, MathOptInterface.RawParameter("print_level") => 0])
time_limit : 7200.0
mip_solver : MathOptInterface.OptimizerWithAttributes(Cbc.Optimizer, Pair{MathOptInterface.AbstractOptimizerAttribute,Any}[MathOptInterface.RawParameter("tol") => 0.0001, MathOptInterface.RawParameter("print_level") => 0])
log_levels : [:Options, :Table, :Info]
#Variables: 94
#IntBinVar: 4
#Constraints: 159
#Linear Constraints: 85
#Quadratic Constraints: 16
#NonLinear Constraints: 58
Obj Sense: Min
Start values are not feasible.
Status of relaxation: LOCALLY_SOLVED
Time for relaxation: 0.541633129119873
Relaxation Obj: 0.9972439092011204
MIPobj NLPobj Time
=============================================
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0 - 0.00 seconds
Cgl0003I 0 fixed, 0 tightened bounds, 5 strengthened rows, 0 substitutions
Cgl0004I processed model has 29 rows, 19 columns (3 integer (3 of which binary)) and 64 elements
Cbc0012I Integer solution of 1.1658417 found by DiveCoefficient after 0 iterations and 0 nodes (0.01 seconds)
Cbc0001I Search completed - best objective 1.165841689242404, took 0 iterations and 0 nodes (0.01 seconds)
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 1.16584 to 1.16584
Probing was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Gomory was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Knapsack was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Clique was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
FlowCover was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
TwoMirCuts was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
ZeroHalf was tried 0 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 1.16584169
Enumerated nodes: 0
Total iterations: 0
Time (CPU seconds): 0.01
Time (Wallclock seconds): 0.01
Total time (CPU seconds): 0.01 (Wallclock seconds): 0.01
┌ Warning: NLP couldn't be solved to optimality
└ @ Juniper ~/.julia/packages/Juniper/Hm6I1/src/fpump.jl:393
1.1658 - 1.0
FP: 1.0322918891906738 s
FP: 1 round
FP: No integral solution found
ONodes CLevel Incumbent BestBound Gap Time Restarts GainGap
============================================================================================================
1 2 10.7 1.0 90.68% 1.2 2 -
0 3 10.7 9.73 9.07% 1.3 - 87.4%
#branches: 2
Obj: 10.700000447070384
[ Info: no explicit NLP constraints or objective provided using @NLconstraint or @NLobjective macros
nl_solver : MathOptInterface.OptimizerWithAttributes(Ipopt.Optimizer, Pair{MathOptInterface.AbstractOptimizerAttribute,Any}[MathOptInterface.RawParameter("tol") => 1.0e-6, MathOptInterface.RawParameter("print_level") => 0])
time_limit : 7200.0
mip_solver : MathOptInterface.OptimizerWithAttributes(Cbc.Optimizer, Pair{MathOptInterface.AbstractOptimizerAttribute,Any}[MathOptInterface.RawParameter("tol") => 0.0001, MathOptInterface.RawParameter("print_level") => 0])
log_levels : [:Options, :Table, :Info]
#Variables: 223
#IntBinVar: 17
#Constraints: 869
#Linear Constraints: 851
#Quadratic Constraints: 18
#NonLinear Constraints: 0
Obj Sense: Min
Start values are not feasible.
Status of relaxation: LOCALLY_SOLVED
Time for relaxation: 0.7037489414215088
Relaxation Obj: 15.877095202614754
MIPobj NLPobj Time
=============================================
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0 - 0.01 seconds
Cgl0003I 0 fixed, 0 tightened bounds, 176 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 14 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 14 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 9 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 4 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 3 strengthened rows, 0 substitutions
Cgl0004I processed model has 667 rows, 211 columns (16 integer (16 of which binary)) and 2138 elements
Cbc0012I Integer solution of 6.9865353 found by DiveCoefficient after 0 iterations and 0 nodes (0.10 seconds)
Cbc0038I Full problem 667 rows 211 columns, reduced to 539 rows 157 columns - 3 fixed gives 474, 145 - still too large
Cbc0038I Full problem 667 rows 211 columns, reduced to 460 rows 139 columns - too large
Cbc0012I Integer solution of 5.3602507 found by DiveCoefficient after 307 iterations and 0 nodes (0.21 seconds)
Cbc0031I 17 added rows had average density of 27.529412
Cbc0013I At root node, 17 cuts changed objective from 2.6654722 to 3.9544847 in 9 passes
Cbc0014I Cut generator 0 (Probing) - 8 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.004 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 2 row cuts average 10.0 elements, 0 column cuts (0 active) in 0.005 seconds - new frequency is -100
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.005 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 74 row cuts average 8.9 elements, 0 column cuts (0 active) in 0.005 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 31 row cuts average 55.9 elements, 0 column cuts (0 active) in 0.007 seconds - new frequency is 1
Cbc0010I After 0 nodes, 1 on tree, 5.3602507 best solution, best possible 3.9544847 (0.26 seconds)
Cbc0012I Integer solution of 4.4992372 found by DiveCoefficient after 566 iterations and 1 nodes (0.34 seconds)
Cbc0012I Integer solution of 4.3602527 found by DiveCoefficient after 575 iterations and 2 nodes (0.38 seconds)
Cbc0001I Search completed - best objective 4.360252669000435, took 1019 iterations and 8 nodes (0.62 seconds)
Cbc0032I Strong branching done 52 times (1831 iterations), fathomed 1 nodes and fixed 0 variables
Cbc0035I Maximum depth 3, 0 variables fixed on reduced cost
Cuts at root node changed objective from 2.66547 to 3.95448
Probing was tried 23 times and created 16 cuts of which 0 were active after adding rounds of cuts (0.008 seconds)
Gomory was tried 9 times and created 2 cuts of which 0 were active after adding rounds of cuts (0.005 seconds)
Knapsack was tried 9 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.005 seconds)
Clique was tried 9 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 22 times and created 89 cuts of which 0 were active after adding rounds of cuts (0.011 seconds)
FlowCover was tried 9 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
TwoMirCuts was tried 22 times and created 64 cuts of which 0 were active after adding rounds of cuts (0.015 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 4.36025267
Enumerated nodes: 8
Total iterations: 1019
Time (CPU seconds): 0.69
Time (Wallclock seconds): 0.72
Total time (CPU seconds): 0.69 (Wallclock seconds): 0.72
4.3603 1.8e-5 0.9
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0.983416 - 0.02 seconds
Cgl0003I 16 fixed, 0 tightened bounds, 192 strengthened rows, 27 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 26 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 14 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 9 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 4 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 1 strengthened rows, 0 substitutions
Cgl0004I processed model has 668 rows, 211 columns (16 integer (16 of which binary)) and 2150 elements
Cbc0012I Integer solution of 3.0075544 found by DiveCoefficient after 0 iterations and 0 nodes (0.12 seconds)
Cbc0038I Full problem 668 rows 211 columns, reduced to 522 rows 153 columns - 2 fixed gives 483, 146 - still too large
Cbc0038I Full problem 668 rows 211 columns, reduced to 464 rows 139 columns - too large
Cbc0012I Integer solution of 1.0129859 found by DiveCoefficient after 75 iterations and 0 nodes (0.15 seconds)
Cbc0031I 6 added rows had average density of 2.1666667
Cbc0013I At root node, 6 cuts changed objective from 1.0085466 to 1.0129859 in 2 passes
Cbc0014I Cut generator 0 (Probing) - 5 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 1 row cuts average 23.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is -100
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 15 row cuts average 2.7 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 1 row cuts average 23.0 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is -100
Cbc0001I Search completed - best objective 1.012985878459021, took 75 iterations and 0 nodes (0.16 seconds)
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 1.00855 to 1.01299
Probing was tried 2 times and created 5 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
Gomory was tried 2 times and created 1 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Knapsack was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
Clique was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 2 times and created 15 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
FlowCover was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
TwoMirCuts was tried 2 times and created 1 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
Result - Optimal solution found
Objective value: 1.01298588
Enumerated nodes: 0
Total iterations: 75
Time (CPU seconds): 0.22
Time (Wallclock seconds): 0.24
Total time (CPU seconds): 0.22 (Wallclock seconds): 0.24
1.013 1.5e-5 1.3
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0.984534 - 0.02 seconds
Cgl0003I 32 fixed, 0 tightened bounds, 208 strengthened rows, 84 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 26 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 14 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 8 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 3 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 1 strengthened rows, 0 substitutions
Cgl0004I processed model has 669 rows, 211 columns (16 integer (16 of which binary)) and 2166 elements
Cbc0012I Integer solution of 2.0100615 found by DiveCoefficient after 0 iterations and 0 nodes (0.12 seconds)
Cbc0038I Full problem 669 rows 211 columns, reduced to 535 rows 158 columns - 2 fixed gives 495, 151 - still too large
Cbc0012I Integer solution of 1.011885 found by DiveCoefficient after 72 iterations and 0 nodes (0.17 seconds)
Cbc0031I 5 added rows had average density of 2
Cbc0013I At root node, 5 cuts changed objective from 1.0085335 to 1.011885 in 2 passes
Cbc0014I Cut generator 0 (Probing) - 5 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is -100
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 14 row cuts average 2.6 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 2 row cuts average 57.5 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is -100
Cbc0001I Search completed - best objective 1.01188499557489, took 72 iterations and 0 nodes (0.17 seconds)
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 1.00853 to 1.01188
Probing was tried 2 times and created 5 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Gomory was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Knapsack was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Clique was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 2 times and created 14 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
FlowCover was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
TwoMirCuts was tried 2 times and created 2 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Result - Optimal solution found
Objective value: 1.01188500
Enumerated nodes: 0
Total iterations: 72
Time (CPU seconds): 0.25
Time (Wallclock seconds): 0.25
Total time (CPU seconds): 0.25 (Wallclock seconds): 0.25
1.0119 1.3e-5 1.8
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0.98541 - 0.02 seconds
Cgl0003I 48 fixed, 0 tightened bounds, 224 strengthened rows, 183 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 23 strengthened rows, 20 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 14 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 8 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 3 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 1 strengthened rows, 0 substitutions
Cgl0004I processed model has 670 rows, 211 columns (16 integer (16 of which binary)) and 2182 elements
Cbc0012I Integer solution of 1.0127755 found by DiveCoefficient after 0 iterations and 0 nodes (0.12 seconds)
Cbc0038I Full problem 670 rows 211 columns, reduced to 555 rows 166 columns - 2 fixed gives 514, 159 - still too large
Cbc0031I 7 added rows had average density of 3
Cbc0013I At root node, 23 cuts changed objective from 1.0085059 to 1.332466 in 2 passes
Cbc0014I Cut generator 0 (Probing) - 6 row cuts average 2.0 elements, 14 column cuts (14 active) in 0.002 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 2 row cuts average 42.5 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is 1
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 19 row cuts average 3.4 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.001 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 5 row cuts average 31.0 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is -100
Cbc0001I Search completed - best objective 1.012775525538161, took 27 iterations and 0 nodes (0.17 seconds)
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 1.00851 to 1.33247
Probing was tried 2 times and created 20 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
Gomory was tried 2 times and created 2 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Knapsack was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
Clique was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 2 times and created 19 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
FlowCover was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
TwoMirCuts was tried 2 times and created 5 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)
Result - Optimal solution found
Objective value: 1.01277553
Enumerated nodes: 0
Total iterations: 27
Time (CPU seconds): 0.32
Time (Wallclock seconds): 0.32
Total time (CPU seconds): 0.32 (Wallclock seconds): 0.32
1.0128 1.2e-5 2.3
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0.985639 - 0.02 seconds
Cgl0003I 64 fixed, 0 tightened bounds, 240 strengthened rows, 310 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 25 strengthened rows, 54 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 13 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 10 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 3 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 1 strengthened rows, 0 substitutions
Cgl0004I processed model has 682 rows, 211 columns (16 integer (16 of which binary)) and 2220 elements
Cbc0012I Integer solution of 7.9998777 found by DiveCoefficient after 0 iterations and 0 nodes (0.19 seconds)
Cbc0012I Integer solution of 1.0125592 found by DiveCoefficient after 177 iterations and 0 nodes (0.25 seconds)
Cbc0031I 19 added rows had average density of 8.4210526
Cbc0013I At root node, 19 cuts changed objective from 0.99980745 to 1.0124877 in 5 passes
Cbc0014I Cut generator 0 (Probing) - 17 row cuts average 2.0 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 2 row cuts average 53.5 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is -100
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.004 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 27 row cuts average 4.1 elements, 0 column cuts (0 active) in 0.004 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 8 row cuts average 42.0 elements, 0 column cuts (0 active) in 0.005 seconds - new frequency is 1
Cbc0010I After 0 nodes, 1 on tree, 1.0125592 best solution, best possible 1.0124877 (0.28 seconds)
Cbc0004I Integer solution of 1.0124877 found after 178 iterations and 1 nodes (0.30 seconds)
Cbc0001I Search completed - best objective 1.012487716929407, took 178 iterations and 1 nodes (0.30 seconds)
Cbc0032I Strong branching done 6 times (200 iterations), fathomed 0 nodes and fixed 0 variables
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 0.999807 to 1.01249
Probing was tried 6 times and created 17 cuts of which 0 were active after adding rounds of cuts (0.004 seconds)
Gomory was tried 5 times and created 2 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
Knapsack was tried 5 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.004 seconds)
Clique was tried 5 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 6 times and created 27 cuts of which 0 were active after adding rounds of cuts (0.005 seconds)
FlowCover was tried 5 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
TwoMirCuts was tried 6 times and created 8 cuts of which 0 were active after adding rounds of cuts (0.006 seconds)
ZeroHalf was tried 1 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
Result - Optimal solution found
Objective value: 1.01248772
Enumerated nodes: 1
Total iterations: 178
Time (CPU seconds): 0.43
Time (Wallclock seconds): 0.43
Total time (CPU seconds): 0.43 (Wallclock seconds): 0.43
1.0125 1.5e-5 3.0
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0.984763 - 0.03 seconds
Cgl0003I 80 fixed, 0 tightened bounds, 256 strengthened rows, 488 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 21 strengthened rows, 94 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 15 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 10 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 5 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 1 strengthened rows, 0 substitutions
Cgl0004I processed model has 683 rows, 211 columns (16 integer (16 of which binary)) and 2236 elements
Cbc0012I Integer solution of 10.994378 found by DiveCoefficient after 0 iterations and 0 nodes (0.23 seconds)
Cbc0012I Integer solution of 1.0134135 found by DiveCoefficient after 193 iterations and 0 nodes (0.29 seconds)
Cbc0031I 18 added rows had average density of 2.7777778
Cbc0013I At root node, 18 cuts changed objective from 0.99940364 to 1.0134135 in 3 passes
Cbc0014I Cut generator 0 (Probing) - 17 row cuts average 2.1 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is 1
Cbc0014I Cut generator 1 (Gomory) - 3 row cuts average 17.3 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is 1
Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.004 seconds - new frequency is -100
Cbc0014I Cut generator 3 (Clique) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100
Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 29 row cuts average 2.5 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is 1
Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts average 0.0 elements, 0 column cuts (0 active) in 0.002 seconds - new frequency is -100
Cbc0014I Cut generator 6 (TwoMirCuts) - 6 row cuts average 14.0 elements, 0 column cuts (0 active) in 0.003 seconds - new frequency is 1
Cbc0014I Cut generator 7 (ZeroHalf) - 1 row cuts average 15.0 elements, 0 column cuts (0 active) in 0.005 seconds - new frequency is -100
Cbc0001I Search completed - best objective 1.013413506492638, took 193 iterations and 0 nodes (0.30 seconds)
Cbc0035I Maximum depth 0, 0 variables fixed on reduced cost
Cuts at root node changed objective from 0.999404 to 1.01341
Probing was tried 3 times and created 17 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
Gomory was tried 3 times and created 3 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
Knapsack was tried 3 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.004 seconds)
Clique was tried 3 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)
MixedIntegerRounding2 was tried 3 times and created 29 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
FlowCover was tried 3 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.002 seconds)
TwoMirCuts was tried 3 times and created 6 cuts of which 0 were active after adding rounds of cuts (0.003 seconds)
ZeroHalf was tried 1 times and created 1 cuts of which 0 were active after adding rounds of cuts (0.005 seconds)
Result - Optimal solution found
Objective value: 1.01341351
Enumerated nodes: 0
Total iterations: 193
Time (CPU seconds): 0.40
Time (Wallclock seconds): 0.41
Total time (CPU seconds): 0.40 (Wallclock seconds): 0.41
1.0134 1.4e-5 3.6
Welcome to the CBC MILP Solver
Version: 2.10.3
Build Date: Oct 7 2019
command line - Cbc_C_Interface -tol 0.0001 -print_level 0 -solve -quit (default strategy 1)
No match for tol - ? for list of commands
No match for 0.0001 - ? for list of commands
No match for print_level - ? for list of commands
No match for 0 - ? for list of commands
Continuous objective value is 0.984995 - 0.04 seconds
Cgl0003I 96 fixed, 0 tightened bounds, 272 strengthened rows, 662 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 24 strengthened rows, 121 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 15 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 10 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 5 strengthened rows, 0 substitutions
Cgl0003I 0 fixed, 0 tightened bounds, 1 strengthened rows, 0 substitutions
Cgl0004I processed model has 684 rows, 211 columns (16 integer (16 of which binary)) and 2252 elements
Cbc0012I Integer solution of 9.995969 found by DiveCoefficient after 0 iterations and 0 nodes (0.21 seconds)
Cbc0012I Integer solution of 1.0114231 found by DiveCoefficient after 54 iterations and 0 nodes (0.23 seconds)