
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 08:25:53 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5655.35.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/grafo5655.35.lp
Reading time = 0.08 seconds
: 38582 rows, 1476 columns, 116796 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 38582 rows, 1476 columns and 116796 nonzeros
Model fingerprint: 0xc0c71043
Variable types: 37 continuous, 1439 integer (1439 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 6038 rows and 34 columns
Presolve time: 0.37s
Presolved: 32544 rows, 1442 columns, 99031 nonzeros
Variable types: 0 continuous, 1442 integer (1405 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 18229 rows, 15757 columns, 70401 nonzeros


Root relaxation: objective 3.200000e+01, 2222 iterations, 1.14 seconds (0.62 work units)

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

     0     0   32.00000    0  329    9.00000   32.00000   256%     -    3s
H    0     0                      10.0000000   32.00000   220%     -    3s
H    0     0                      12.0000000   32.00000   167%     -    4s
     0     0   32.00000    0  581   12.00000   32.00000   167%     -    7s
     0     0   32.00000    0  556   12.00000   32.00000   167%     -    7s
     0     0   32.00000    0  467   12.00000   32.00000   167%     -   19s
     0     0   32.00000    0  461   12.00000   32.00000   167%     -   19s
H    0     0                      13.0000000   32.00000   146%     -   32s
     0     0   32.00000    0  442   13.00000   32.00000   146%     -   32s
     0     0   32.00000    0  389   13.00000   32.00000   146%     -   33s
     0     0   32.00000    0  350   13.00000   32.00000   146%     -   38s
     0     0   32.00000    0  310   13.00000   32.00000   146%     -   39s
     0     0   32.00000    0  355   13.00000   32.00000   146%     -   50s

Cutting planes:
  Cover: 21
  MIR: 116
  GUB cover: 10
  Zero half: 32
  RLT: 49
  Relax-and-lift: 1

Explored 1 nodes (56848 simplex iterations) in 50.05 seconds (33.24 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 13 12 10 ... 1

Time limit reached
Best objective 1.300000000000e+01, best bound 3.200000000000e+01, gap 146.1538%

Wrote result file './lp_solutions/grafo5655.35.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 06:27:55 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5655.35.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/grafo5655.35.lp
Reading time = 0.06 seconds
: 38582 rows, 1476 columns, 116796 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 38582 rows, 1476 columns and 116796 nonzeros
Model fingerprint: 0xc0c71043
Variable types: 37 continuous, 1439 integer (1439 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 6038 rows and 34 columns
Presolve time: 0.25s
Presolved: 32544 rows, 1442 columns, 99031 nonzeros
Variable types: 0 continuous, 1442 integer (1405 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 18229 rows, 15757 columns, 70401 nonzeros


Root relaxation: objective 3.200000e+01, 2222 iterations, 0.67 seconds (0.62 work units)

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

     0     0   32.00000    0  329    9.00000   32.00000   256%     -    1s
H    0     0                      10.0000000   32.00000   220%     -    1s
H    0     0                      12.0000000   32.00000   167%     -    2s
     0     0   32.00000    0  581   12.00000   32.00000   167%     -    4s
     0     0   32.00000    0  556   12.00000   32.00000   167%     -    4s
     0     0   32.00000    0  467   12.00000   32.00000   167%     -   12s
     0     0   32.00000    0  461   12.00000   32.00000   167%     -   12s
H    0     0                      13.0000000   32.00000   146%     -   22s
     0     0   32.00000    0  442   13.00000   32.00000   146%     -   22s
     0     0   32.00000    0  389   13.00000   32.00000   146%     -   22s
     0     0   32.00000    0  350   13.00000   32.00000   146%     -   26s
     0     0   32.00000    0  310   13.00000   32.00000   146%     -   26s
     0     0   32.00000    0  355   13.00000   32.00000   146%     -   36s
     0     0   32.00000    0  386   13.00000   32.00000   146%     -   37s
     0     0   32.00000    0  479   13.00000   32.00000   146%     -   42s
     0     0   32.00000    0  290   13.00000   32.00000   146%     -   45s
     0     2   32.00000    0  289   13.00000   32.00000   146%     -   49s
     1     3   32.00000    1  237   13.00000   32.00000   146%  1413   50s

Cutting planes:
  MIR: 4
  RLT: 6

Explored 2 nodes (76014 simplex iterations) in 50.01 seconds (49.12 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 13 12 10 ... 1

Time limit reached
Best objective 1.300000000000e+01, best bound 3.200000000000e+01, gap 146.1538%

Wrote result file './lp_solutions/grafo5655.35.sol'

