
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 18:00:25 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1129.15.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/grafo1129.15.lp
Reading time = 0.20 seconds
: 111317 rows, 768 columns, 334563 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 111317 rows, 768 columns and 334563 nonzeros
Model fingerprint: 0xd76dfac3
Variable types: 27 continuous, 741 integer (741 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 58314 rows and 2 columns
Presolve time: 0.81s
Presolved: 53003 rows, 766 columns, 159742 nonzeros
Variable types: 0 continuous, 766 integer (739 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 762 rows, 53765 columns, 160508 nonzeros


Root relaxation: objective 4.000000e+01, 1179 iterations, 0.51 seconds (0.63 work units)

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

     0     0   40.00000    0  363    9.00000   40.00000   344%     -    4s
H    0     0                      10.0000000   40.00000   300%     -    4s
     0     0   40.00000    0  499   10.00000   40.00000   300%     -   10s
     0     0   40.00000    0  478   10.00000   40.00000   300%     -   11s
     0     0   40.00000    0  476   10.00000   40.00000   300%     -   23s
     0     0   40.00000    0  449   10.00000   40.00000   300%     -   23s
     0     0   40.00000    0  297   10.00000   40.00000   300%     -   29s
     0     0   40.00000    0  296   10.00000   40.00000   300%     -   30s
H    0     0                      11.0000000   40.00000   264%     -   47s
     0     0   39.86667    0  408   11.00000   39.86667   262%     -   47s
     0     0   39.86667    0  375   11.00000   39.86667   262%     -   48s
     0     0          -    0        11.00000   39.86667   262%     -   50s

Cutting planes:
  Cover: 35
  Clique: 66
  MIR: 74
  StrongCG: 1
  Zero half: 58
  RLT: 78
  BQP: 5

Explored 1 nodes (32697 simplex iterations) in 50.06 seconds (47.74 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 11 10 9 -0 

Time limit reached
Best objective 1.100000000000e+01, best bound 3.900000000000e+01, gap 254.5455%

Wrote result file './lp_solutions/grafo1129.15.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 13:24:56 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1129.15.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/grafo1129.15.lp
Reading time = 0.18 seconds
: 111317 rows, 768 columns, 334563 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 111317 rows, 768 columns and 334563 nonzeros
Model fingerprint: 0xd76dfac3
Variable types: 27 continuous, 741 integer (741 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 58314 rows and 2 columns
Presolve time: 0.72s
Presolved: 53003 rows, 766 columns, 159742 nonzeros
Variable types: 0 continuous, 766 integer (739 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 762 rows, 53765 columns, 160508 nonzeros


Root relaxation: objective 4.000000e+01, 1179 iterations, 0.47 seconds (0.63 work units)

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

     0     0   40.00000    0  363    9.00000   40.00000   344%     -    3s
H    0     0                      10.0000000   40.00000   300%     -    3s
     0     0   40.00000    0  499   10.00000   40.00000   300%     -    8s
     0     0   40.00000    0  478   10.00000   40.00000   300%     -    9s
     0     0   40.00000    0  476   10.00000   40.00000   300%     -   20s
     0     0   40.00000    0  449   10.00000   40.00000   300%     -   20s
     0     0   40.00000    0  297   10.00000   40.00000   300%     -   26s
     0     0   40.00000    0  296   10.00000   40.00000   300%     -   27s
H    0     0                      11.0000000   40.00000   264%     -   42s
     0     0   39.86667    0  408   11.00000   39.86667   262%     -   42s
     0     0   39.86667    0  375   11.00000   39.86667   262%     -   43s
     0     0   39.86667    0  470   11.00000   39.86667   262%     -   50s

Cutting planes:
  Cover: 35
  Clique: 66
  MIR: 74
  StrongCG: 1
  Zero half: 58
  RLT: 78
  BQP: 5

Explored 1 nodes (36751 simplex iterations) in 50.04 seconds (52.86 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 11 10 9 -0 

Time limit reached
Best objective 1.100000000000e+01, best bound 3.900000000000e+01, gap 254.5455%

Wrote result file './lp_solutions/grafo1129.15.sol'

