
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 05:04:44 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2735.36.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/grafo2735.36.lp
Reading time = 0.09 seconds
: 38663 rows, 1606 columns, 117211 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 38663 rows, 1606 columns and 117211 nonzeros
Model fingerprint: 0x728273d0
Variable types: 40 continuous, 1566 integer (1566 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 1.0000000
Presolve removed 3059 rows and 42 columns
Presolve time: 0.36s
Presolved: 35604 rows, 1564 columns, 108370 nonzeros
Variable types: 0 continuous, 1564 integer (1524 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 18584 rows, 18584 columns, 74330 nonzeros


Root relaxation: objective 3.000000e+01, 2128 iterations, 0.97 seconds (0.58 work units)

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

     0     0   30.00000    0  283    7.00000   30.00000   329%     -    4s
H    0     0                       9.0000000   30.00000   233%     -    4s
     0     0   30.00000    0  472    9.00000   30.00000   233%     -    8s
     0     0   30.00000    0  457    9.00000   30.00000   233%     -    9s
H    0     0                      10.0000000   30.00000   200%     -   11s
H    0     0                      11.0000000   30.00000   173%     -   22s
H    0     0                      12.0000000   30.00000   150%     -   22s
     0     0   29.66667    0  303   12.00000   29.66667   147%     -   22s
     0     0   29.66667    0  259   12.00000   29.66667   147%     -   23s
H    0     0                      13.0000000   29.66667   128%     -   30s
     0     0   29.66667    0  446   13.00000   29.66667   128%     -   30s
     0     0   29.66667    0  402   13.00000   29.66667   128%     -   31s
     0     0   29.66667    0  460   13.00000   29.66667   128%     -   44s
     0     0   29.66667    0  445   13.00000   29.66667   128%     -   45s
     0     0   29.66667    0  427   13.00000   29.66667   128%     -   50s

Cutting planes:
  Cover: 17
  MIR: 88
  Zero half: 24
  RLT: 41

Explored 1 nodes (50812 simplex iterations) in 50.07 seconds (28.11 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 13 12 11 ... 1

Time limit reached
Best objective 1.300000000000e+01, best bound 2.900000000000e+01, gap 123.0769%

Wrote result file './lp_solutions/grafo2735.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 04:14:16 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2735.36.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/grafo2735.36.lp
Reading time = 0.10 seconds
: 38663 rows, 1606 columns, 117211 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 38663 rows, 1606 columns and 117211 nonzeros
Model fingerprint: 0x728273d0
Variable types: 40 continuous, 1566 integer (1566 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 1.0000000
Presolve removed 3059 rows and 42 columns
Presolve time: 0.33s
Presolved: 35604 rows, 1564 columns, 108370 nonzeros
Variable types: 0 continuous, 1564 integer (1524 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 18584 rows, 18584 columns, 74330 nonzeros


Root relaxation: objective 3.000000e+01, 2128 iterations, 0.85 seconds (0.58 work units)

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

     0     0   30.00000    0  283    7.00000   30.00000   329%     -    3s
H    0     0                       9.0000000   30.00000   233%     -    4s
     0     0   30.00000    0  472    9.00000   30.00000   233%     -    7s
     0     0   30.00000    0  457    9.00000   30.00000   233%     -    8s
H    0     0                      10.0000000   30.00000   200%     -   10s
H    0     0                      11.0000000   30.00000   173%     -   20s
H    0     0                      12.0000000   30.00000   150%     -   20s
     0     0   29.66667    0  303   12.00000   29.66667   147%     -   20s
     0     0   29.66667    0  259   12.00000   29.66667   147%     -   20s
H    0     0                      13.0000000   29.66667   128%     -   28s
     0     0   29.66667    0  446   13.00000   29.66667   128%     -   28s
     0     0   29.66667    0  402   13.00000   29.66667   128%     -   29s
     0     0   29.66667    0  460   13.00000   29.66667   128%     -   41s
     0     0   29.66667    0  445   13.00000   29.66667   128%     -   42s
H    0     0                      14.0000000   29.66667   112%     -   50s
     0     0   29.66667    0  427   14.00000   29.66667   112%     -   50s

Cutting planes:
  Cover: 17
  MIR: 88
  Zero half: 24
  RLT: 41

Explored 1 nodes (54325 simplex iterations) in 50.05 seconds (29.90 work units)
Thread count was 8 (of 8 available processors)

Solution count 8: 14 13 12 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 2.900000000000e+01, gap 107.1429%

Wrote result file './lp_solutions/grafo2735.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 05:17:09 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2735.36.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/grafo2735.36.lp
Reading time = 0.07 seconds
: 38663 rows, 1606 columns, 117211 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 38663 rows, 1606 columns and 117211 nonzeros
Model fingerprint: 0x728273d0
Variable types: 40 continuous, 1566 integer (1566 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 1.0000000
Presolve removed 3059 rows and 42 columns
Presolve time: 0.29s
Presolved: 35604 rows, 1564 columns, 108370 nonzeros
Variable types: 0 continuous, 1564 integer (1524 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 18584 rows, 18584 columns, 74330 nonzeros


Root relaxation: objective 3.000000e+01, 2128 iterations, 0.78 seconds (0.58 work units)

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

     0     0   30.00000    0  283    7.00000   30.00000   329%     -    3s
H    0     0                       9.0000000   30.00000   233%     -    3s
     0     0   30.00000    0  472    9.00000   30.00000   233%     -    6s
     0     0   30.00000    0  457    9.00000   30.00000   233%     -    7s
H    0     0                      10.0000000   30.00000   200%     -    8s
H    0     0                      11.0000000   30.00000   173%     -   18s
H    0     0                      12.0000000   30.00000   150%     -   18s
     0     0   29.66667    0  303   12.00000   29.66667   147%     -   18s
     0     0   29.66667    0  259   12.00000   29.66667   147%     -   18s
H    0     0                      13.0000000   29.66667   128%     -   25s
     0     0   29.66667    0  446   13.00000   29.66667   128%     -   25s
     0     0   29.66667    0  402   13.00000   29.66667   128%     -   26s
     0     0   29.66667    0  460   13.00000   29.66667   128%     -   36s
     0     0   29.66667    0  445   13.00000   29.66667   128%     -   37s
H    0     0                      14.0000000   29.66667   112%     -   43s
     0     0   29.66667    0  427   14.00000   29.66667   112%     -   43s
     0     0   29.66667    0  391   14.00000   29.66667   112%     -   44s
     0     0   29.66667    0  490   14.00000   29.66667   112%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 6
  MIR: 109
  GUB cover: 1
  Zero half: 41
  RLT: 40

Explored 1 nodes (62908 simplex iterations) in 50.04 seconds (34.60 work units)
Thread count was 8 (of 8 available processors)

Solution count 8: 14 13 12 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 2.900000000000e+01, gap 107.1429%

Wrote result file './lp_solutions/grafo2735.36.sol'

