
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 09:11:09 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5903.38.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/grafo5903.38.lp
Reading time = 0.16 seconds
: 54493 rows, 1772 columns, 164787 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 54493 rows, 1772 columns and 164787 nonzeros
Model fingerprint: 0xf1108044
Variable types: 41 continuous, 1731 integer (1731 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 -0.0000000
Presolve removed 9853 rows and 39 columns
Presolve time: 0.57s
Presolved: 44640 rows, 1733 columns, 135589 nonzeros
Variable types: 0 continuous, 1733 integer (1692 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25544 rows, 20829 columns, 97397 nonzeros


Root relaxation: objective 3.800000e+01, 3463 iterations, 2.43 seconds (1.47 work units)
Total elapsed time = 7.03s (DegenMoves)

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

     0     0   38.00000    0  344    6.00000   38.00000   533%     -    8s
H    0     0                       7.0000000   38.00000   443%     -    8s
     0     0   38.00000    0  731    7.00000   38.00000   443%     -   17s
H    0     0                      10.0000000   38.00000   280%     -   18s
     0     0   38.00000    0  680   10.00000   38.00000   280%     -   18s
     0     0   38.00000    0  438   10.00000   38.00000   280%     -   34s
     0     0   38.00000    0  421   10.00000   38.00000   280%     -   34s
     0     0   38.00000    0  664   10.00000   38.00000   280%     -   50s

Cutting planes:
  Cover: 31
  Clique: 5
  MIR: 165
  GUB cover: 13
  Zero half: 65
  RLT: 62
  BQP: 1

Explored 1 nodes (38630 simplex iterations) in 50.07 seconds (29.23 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 7 6 -0 

Time limit reached
Best objective 1.000000000000e+01, best bound 3.800000000000e+01, gap 280.0000%

Wrote result file './lp_solutions/grafo5903.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 09:42:18 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5903.38.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/grafo5903.38.lp
Reading time = 0.10 seconds
: 54493 rows, 1772 columns, 164787 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 54493 rows, 1772 columns and 164787 nonzeros
Model fingerprint: 0xf1108044
Variable types: 41 continuous, 1731 integer (1731 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 -0.0000000
Presolve removed 9853 rows and 39 columns
Presolve time: 0.39s
Presolved: 44640 rows, 1733 columns, 135589 nonzeros
Variable types: 0 continuous, 1733 integer (1692 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25544 rows, 20829 columns, 97397 nonzeros


Root relaxation: objective 3.800000e+01, 3463 iterations, 1.66 seconds (1.47 work units)
Total elapsed time = 5.16s (DegenMoves)

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

     0     0   38.00000    0  344    6.00000   38.00000   533%     -    5s
H    0     0                       7.0000000   38.00000   443%     -    6s
     0     0   38.00000    0  731    7.00000   38.00000   443%     -   13s
H    0     0                      10.0000000   38.00000   280%     -   13s
     0     0   38.00000    0  680   10.00000   38.00000   280%     -   13s
     0     0   38.00000    0  438   10.00000   38.00000   280%     -   26s
     0     0   38.00000    0  421   10.00000   38.00000   280%     -   26s
     0     0   38.00000    0  474   10.00000   38.00000   280%     -   45s
     0     0   38.00000    0  449   10.00000   38.00000   280%     -   45s
     0     0          -    0        10.00000   38.00000   280%     -   50s

Cutting planes:
  Cover: 32
  Clique: 6
  MIR: 197
  StrongCG: 3
  GUB cover: 8
  Zero half: 25
  RLT: 56
  BQP: 1

Explored 1 nodes (49891 simplex iterations) in 50.06 seconds (38.45 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 7 6 -0 

Time limit reached
Best objective 1.000000000000e+01, best bound 3.800000000000e+01, gap 280.0000%

Wrote result file './lp_solutions/grafo5903.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov 22 02:37:38 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5903.38.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/grafo5903.38.lp
Reading time = 0.09 seconds
: 54493 rows, 1772 columns, 164787 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 54493 rows, 1772 columns and 164787 nonzeros
Model fingerprint: 0xf1108044
Variable types: 41 continuous, 1731 integer (1731 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 -0.0000000
Presolve removed 9853 rows and 39 columns
Presolve time: 0.36s
Presolved: 44640 rows, 1733 columns, 135589 nonzeros
Variable types: 0 continuous, 1733 integer (1692 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25544 rows, 20829 columns, 97397 nonzeros


Root relaxation: objective 3.800000e+01, 3463 iterations, 1.46 seconds (1.47 work units)
Total elapsed time = 5.08s (DegenMoves)

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

     0     0   38.00000    0  344    6.00000   38.00000   533%     -    5s
H    0     0                       7.0000000   38.00000   443%     -    5s
     0     0   38.00000    0  731    7.00000   38.00000   443%     -   11s
H    0     0                      10.0000000   38.00000   280%     -   11s
     0     0   38.00000    0  680   10.00000   38.00000   280%     -   12s
     0     0   38.00000    0  438   10.00000   38.00000   280%     -   22s
     0     0   38.00000    0  421   10.00000   38.00000   280%     -   23s
     0     0   38.00000    0  474   10.00000   38.00000   280%     -   38s
     0     0   38.00000    0  449   10.00000   38.00000   280%     -   39s
     0     0   38.00000    0  582   10.00000   38.00000   280%     -   50s

Cutting planes:
  Cover: 32
  Clique: 6
  MIR: 197
  StrongCG: 3
  GUB cover: 8
  Zero half: 25
  RLT: 56
  BQP: 1

Explored 1 nodes (58454 simplex iterations) in 50.06 seconds (44.55 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 7 6 -0 

Time limit reached
Best objective 1.000000000000e+01, best bound 3.800000000000e+01, gap 280.0000%

Wrote result file './lp_solutions/grafo5903.38.sol'

