
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov  1 21:49:51 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10193.38.log"
Using license file /Users/sara/gurobi.lic
Academic license - for non-commercial use only - expires 2025-05-12

Gurobi Optimizer version 11.0.1 build v11.0.1rc0 (mac64[x86] - Darwin 21.6.0 21G651)
Copyright (c) 2024, Gurobi Optimization, LLC

Read LP format model from file ./lp_problems/grafo10193.38.lp
Reading time = 1.57 seconds
: 47461 rows, 1851 columns, 143901 nonzeros

CPU model: Intel(R) Core(TM) i5-1038NG7 CPU @ 2.00GHz
Thread count: 4 physical cores, 8 logical processors, using up to 8 threads

Optimize a model with 47461 rows, 1851 columns and 143901 nonzeros
Model fingerprint: 0x0265270c
Variable types: 43 continuous, 1808 integer (1808 binary)
Coefficient statistics:
  Matrix range     [5e-01, 5e+01]
  Objective range  [1e+00, 1e+00]
  Bounds range     [1e+00, 1e+00]
  RHS range        [1e+00, 5e+01]
Found heuristic solution: objective 4.0000000
Presolve removed 3864 rows and 29 columns
Presolve time: 4.40s
Presolved: 43597 rows, 1822 columns, 132611 nonzeros
Variable types: 0 continuous, 1822 integer (1779 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 22820 rows, 22599 columns, 91057 nonzeros


Root simplex log...

Iteration    Objective       Primal Inf.    Dual Inf.      Time
       0    3.8000000e+01   2.200000e+02   0.000000e+00      7s
    1446    3.7999906e+01   1.440589e+02   0.000000e+00     11s
    2135    3.8000000e+01   0.000000e+00   0.000000e+00     13s
    2135    3.8000000e+01   0.000000e+00   0.000000e+00     13s

Root relaxation: objective 3.800000e+01, 2135 iterations, 8.15 seconds (0.57 work units)
Total elapsed time = 15.63s (DegenMoves)

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0   38.00000    0  422    7.00000   38.00000   443%     -   16s
H    0     0                       9.0000000   38.00000   322%     -   20s
H    0     0                      11.0000000   38.00000   245%     -   20s
H    0     0                      12.0000000   38.00000   217%     -   20s
H    0     0                      13.0000000   38.00000   192%     -   27s
     0     0   37.00000    0  637   13.00000   37.00000   185%     -   27s
     0     0   37.00000    0  614   13.00000   37.00000   185%     -   28s
     0     0          -    0        13.00000   37.00000   185%     -   50s

Cutting planes:
  Gomory: 4
  Lift-and-project: 17
  Cover: 16
  Clique: 3
  MIR: 132
  StrongCG: 1
  Zero half: 22
  RLT: 50
  BQP: 1

Explored 1 nodes (10857 simplex iterations) in 50.41 seconds (7.02 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 13 12 11 ... 4

Time limit reached
Best objective 1.300000000000e+01, best bound 3.700000000000e+01, gap 184.6154%

Wrote result file './lp_solutions/grafo10193.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 10:45:18 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10193.38.log"
Using license file /Users/sara/gurobi.lic
Academic license - for non-commercial use only - expires 2025-05-12

Gurobi Optimizer version 11.0.1 build v11.0.1rc0 (mac64[x86] - Darwin 21.6.0 21G651)
Copyright (c) 2024, Gurobi Optimization, LLC

Read LP format model from file ./lp_problems/grafo10193.38.lp
Reading time = 0.08 seconds
: 47461 rows, 1851 columns, 143901 nonzeros

CPU model: Intel(R) Core(TM) i5-1038NG7 CPU @ 2.00GHz
Thread count: 4 physical cores, 8 logical processors, using up to 8 threads

Optimize a model with 47461 rows, 1851 columns and 143901 nonzeros
Model fingerprint: 0x0265270c
Variable types: 43 continuous, 1808 integer (1808 binary)
Coefficient statistics:
  Matrix range     [5e-01, 5e+01]
  Objective range  [1e+00, 1e+00]
  Bounds range     [1e+00, 1e+00]
  RHS range        [1e+00, 5e+01]
Found heuristic solution: objective 4.0000000
Presolve removed 3864 rows and 29 columns
Presolve time: 0.35s
Presolved: 43597 rows, 1822 columns, 132611 nonzeros
Variable types: 0 continuous, 1822 integer (1779 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 22820 rows, 22599 columns, 91057 nonzeros


Root relaxation: objective 3.800000e+01, 2135 iterations, 0.69 seconds (0.57 work units)

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0   38.00000    0  422    7.00000   38.00000   443%     -    2s
H    0     0                       9.0000000   38.00000   322%     -    3s
H    0     0                      11.0000000   38.00000   245%     -    3s
H    0     0                      12.0000000   38.00000   217%     -    3s
H    0     0                      13.0000000   38.00000   192%     -    7s
     0     0   37.00000    0  637   13.00000   37.00000   185%     -    7s
     0     0   37.00000    0  614   13.00000   37.00000   185%     -    7s
H    0     0                      14.0000000   37.00000   164%     -   18s
H    0     0                      15.0000000   37.00000   147%     -   18s
     0     0   37.00000    0  334   15.00000   37.00000   147%     -   18s
     0     0   37.00000    0  316   15.00000   37.00000   147%     -   18s
     0     0   37.00000    0  417   15.00000   37.00000   147%     -   25s
H    0     0                      16.0000000   37.00000   131%     -   25s
     0     0   37.00000    0  413   16.00000   37.00000   131%     -   25s
     0     0   37.00000    0  308   16.00000   37.00000   131%     -   33s
     0     0   37.00000    0  293   16.00000   37.00000   131%     -   33s
H    0     0                      17.0000000   37.00000   118%     -   46s
     0     0   37.00000    0  341   17.00000   37.00000   118%     -   46s
     0     0   37.00000    0  415   17.00000   37.00000   118%     -   47s
     0     0   37.00000    0  518   17.00000   37.00000   118%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 21
  Clique: 1
  MIR: 136
  StrongCG: 1
  GUB cover: 1
  Inf proof: 2
  Zero half: 60
  RLT: 61

Explored 1 nodes (61353 simplex iterations) in 50.06 seconds (36.48 work units)
Thread count was 8 (of 8 available processors)

Solution count 10: 17 16 15 ... 4

Time limit reached
Best objective 1.700000000000e+01, best bound 3.700000000000e+01, gap 117.6471%

Wrote result file './lp_solutions/grafo10193.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 01:56:14 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10193.38.log"
Using license file /Users/sara/gurobi.lic
Academic license - for non-commercial use only - expires 2025-05-12

Gurobi Optimizer version 11.0.1 build v11.0.1rc0 (mac64[x86] - Darwin 21.6.0 21G651)
Copyright (c) 2024, Gurobi Optimization, LLC

Read LP format model from file ./lp_problems/grafo10193.38.lp
Reading time = 0.10 seconds
: 47461 rows, 1851 columns, 143901 nonzeros

CPU model: Intel(R) Core(TM) i5-1038NG7 CPU @ 2.00GHz
Thread count: 4 physical cores, 8 logical processors, using up to 8 threads

Optimize a model with 47461 rows, 1851 columns and 143901 nonzeros
Model fingerprint: 0x0265270c
Variable types: 43 continuous, 1808 integer (1808 binary)
Coefficient statistics:
  Matrix range     [5e-01, 5e+01]
  Objective range  [1e+00, 1e+00]
  Bounds range     [1e+00, 1e+00]
  RHS range        [1e+00, 5e+01]
Found heuristic solution: objective 4.0000000
Presolve removed 3864 rows and 29 columns
Presolve time: 0.51s
Presolved: 43597 rows, 1822 columns, 132611 nonzeros
Variable types: 0 continuous, 1822 integer (1779 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 22820 rows, 22599 columns, 91057 nonzeros


Root relaxation: objective 3.800000e+01, 2135 iterations, 0.95 seconds (0.57 work units)

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0   38.00000    0  422    7.00000   38.00000   443%     -    3s
H    0     0                       9.0000000   38.00000   322%     -    5s
H    0     0                      11.0000000   38.00000   245%     -    5s
H    0     0                      12.0000000   38.00000   217%     -    5s
H    0     0                      13.0000000   38.00000   192%     -    9s
     0     0   37.00000    0  637   13.00000   37.00000   185%     -    9s
     0     0   37.00000    0  614   13.00000   37.00000   185%     -   10s
H    0     0                      14.0000000   37.00000   164%     -   23s
H    0     0                      15.0000000   37.00000   147%     -   23s
     0     0   37.00000    0  334   15.00000   37.00000   147%     -   23s
     0     0   37.00000    0  316   15.00000   37.00000   147%     -   23s
     0     0   37.00000    0  417   15.00000   37.00000   147%     -   32s
H    0     0                      16.0000000   37.00000   131%     -   34s
     0     0   37.00000    0  413   16.00000   37.00000   131%     -   34s
     0     0   37.00000    0  308   16.00000   37.00000   131%     -   44s
     0     0   37.00000    0  293   16.00000   37.00000   131%     -   44s
     0     0   37.00000    0  409   16.00000   37.00000   131%     -   50s

Cutting planes:
  Cover: 25
  Clique: 2
  MIR: 152
  StrongCG: 1
  GUB cover: 2
  Zero half: 22
  RLT: 48
  BQP: 1

Explored 1 nodes (46795 simplex iterations) in 50.07 seconds (27.43 work units)
Thread count was 8 (of 8 available processors)

Solution count 9: 16 15 14 ... 4

Time limit reached
Best objective 1.600000000000e+01, best bound 3.700000000000e+01, gap 131.2500%

Wrote result file './lp_solutions/grafo10193.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 09:05:25 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10193.38.log"
Using license file /Users/sara/gurobi.lic
Academic license - for non-commercial use only - expires 2025-05-12

Gurobi Optimizer version 11.0.1 build v11.0.1rc0 (mac64[x86] - Darwin 21.6.0 21G651)
Copyright (c) 2024, Gurobi Optimization, LLC

Read LP format model from file ./lp_problems/grafo10193.38.lp
Reading time = 0.08 seconds
: 47461 rows, 1851 columns, 143901 nonzeros

CPU model: Intel(R) Core(TM) i5-1038NG7 CPU @ 2.00GHz
Thread count: 4 physical cores, 8 logical processors, using up to 8 threads

Optimize a model with 47461 rows, 1851 columns and 143901 nonzeros
Model fingerprint: 0x0265270c
Variable types: 43 continuous, 1808 integer (1808 binary)
Coefficient statistics:
  Matrix range     [5e-01, 5e+01]
  Objective range  [1e+00, 1e+00]
  Bounds range     [1e+00, 1e+00]
  RHS range        [1e+00, 5e+01]
Found heuristic solution: objective 4.0000000
Presolve removed 3864 rows and 29 columns
Presolve time: 0.34s
Presolved: 43597 rows, 1822 columns, 132611 nonzeros
Variable types: 0 continuous, 1822 integer (1779 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 22820 rows, 22599 columns, 91057 nonzeros


Root relaxation: objective 3.800000e+01, 2135 iterations, 0.67 seconds (0.57 work units)

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0   38.00000    0  422    7.00000   38.00000   443%     -    2s
H    0     0                       9.0000000   38.00000   322%     -    3s
H    0     0                      11.0000000   38.00000   245%     -    3s
H    0     0                      12.0000000   38.00000   217%     -    3s
H    0     0                      13.0000000   38.00000   192%     -    6s
     0     0   37.00000    0  637   13.00000   37.00000   185%     -    6s
     0     0   37.00000    0  614   13.00000   37.00000   185%     -    6s
H    0     0                      14.0000000   37.00000   164%     -   15s
H    0     0                      15.0000000   37.00000   147%     -   15s
     0     0   37.00000    0  334   15.00000   37.00000   147%     -   15s
     0     0   37.00000    0  316   15.00000   37.00000   147%     -   15s
     0     0   37.00000    0  417   15.00000   37.00000   147%     -   21s
H    0     0                      16.0000000   37.00000   131%     -   22s
     0     0   37.00000    0  413   16.00000   37.00000   131%     -   22s
     0     0   37.00000    0  308   16.00000   37.00000   131%     -   29s
     0     0   37.00000    0  293   16.00000   37.00000   131%     -   29s
H    0     0                      17.0000000   37.00000   118%     -   39s
     0     0   37.00000    0  341   17.00000   37.00000   118%     -   39s
     0     0   37.00000    0  415   17.00000   37.00000   118%     -   40s
H    0     0                      18.0000000   37.00000   106%     -   50s
H    0     0                      19.0000000   37.00000  94.7%     -   50s
     0     0   37.00000    0  407   19.00000   37.00000  94.7%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 21
  Clique: 1
  MIR: 136
  StrongCG: 1
  GUB cover: 1
  Inf proof: 2
  Zero half: 60
  RLT: 61

Explored 1 nodes (71947 simplex iterations) in 50.06 seconds (43.41 work units)
Thread count was 8 (of 8 available processors)

Solution count 10: 19 18 17 ... 9

Time limit reached
Best objective 1.900000000000e+01, best bound 3.700000000000e+01, gap 94.7368%

Wrote result file './lp_solutions/grafo10193.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov 22 02:00:46 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10193.38.log"
Using license file /Users/sara/gurobi.lic
Academic license - for non-commercial use only - expires 2025-05-12

Gurobi Optimizer version 11.0.1 build v11.0.1rc0 (mac64[x86] - Darwin 21.6.0 21G651)
Copyright (c) 2024, Gurobi Optimization, LLC

Read LP format model from file ./lp_problems/grafo10193.38.lp
Reading time = 0.08 seconds
: 47461 rows, 1851 columns, 143901 nonzeros

CPU model: Intel(R) Core(TM) i5-1038NG7 CPU @ 2.00GHz
Thread count: 4 physical cores, 8 logical processors, using up to 8 threads

Optimize a model with 47461 rows, 1851 columns and 143901 nonzeros
Model fingerprint: 0x0265270c
Variable types: 43 continuous, 1808 integer (1808 binary)
Coefficient statistics:
  Matrix range     [5e-01, 5e+01]
  Objective range  [1e+00, 1e+00]
  Bounds range     [1e+00, 1e+00]
  RHS range        [1e+00, 5e+01]
Found heuristic solution: objective 4.0000000
Presolve removed 3864 rows and 29 columns
Presolve time: 0.32s
Presolved: 43597 rows, 1822 columns, 132611 nonzeros
Variable types: 0 continuous, 1822 integer (1779 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 22820 rows, 22599 columns, 91057 nonzeros


Root relaxation: objective 3.800000e+01, 2135 iterations, 0.64 seconds (0.57 work units)

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0   38.00000    0  422    7.00000   38.00000   443%     -    2s
H    0     0                       9.0000000   38.00000   322%     -    3s
H    0     0                      11.0000000   38.00000   245%     -    3s
H    0     0                      12.0000000   38.00000   217%     -    3s
H    0     0                      13.0000000   38.00000   192%     -    6s
     0     0   37.00000    0  637   13.00000   37.00000   185%     -    6s
     0     0   37.00000    0  614   13.00000   37.00000   185%     -    6s
H    0     0                      14.0000000   37.00000   164%     -   15s
H    0     0                      15.0000000   37.00000   147%     -   15s
     0     0   37.00000    0  334   15.00000   37.00000   147%     -   15s
     0     0   37.00000    0  316   15.00000   37.00000   147%     -   15s
     0     0   37.00000    0  417   15.00000   37.00000   147%     -   21s
H    0     0                      16.0000000   37.00000   131%     -   22s
     0     0   37.00000    0  413   16.00000   37.00000   131%     -   22s
     0     0   37.00000    0  308   16.00000   37.00000   131%     -   29s
     0     0   37.00000    0  293   16.00000   37.00000   131%     -   29s
H    0     0                      17.0000000   37.00000   118%     -   40s
     0     0   37.00000    0  341   17.00000   37.00000   118%     -   40s
     0     0   37.00000    0  415   17.00000   37.00000   118%     -   41s
H    0     0                      18.0000000   37.00000   106%     -   50s
H    0     0                      19.0000000   37.00000  94.7%     -   50s
     0     0   37.00000    0  407   19.00000   37.00000  94.7%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 21
  Clique: 1
  MIR: 136
  StrongCG: 1
  GUB cover: 1
  Inf proof: 2
  Zero half: 60
  RLT: 61

Explored 1 nodes (71947 simplex iterations) in 50.07 seconds (43.40 work units)
Thread count was 8 (of 8 available processors)

Solution count 10: 19 18 17 ... 9

Time limit reached
Best objective 1.900000000000e+01, best bound 3.700000000000e+01, gap 94.7368%

Wrote result file './lp_solutions/grafo10193.38.sol'

