
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 20:07:50 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11346.36.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/grafo11346.36.lp
Reading time = 0.16 seconds
: 91446 rows, 1907 columns, 275963 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 91446 rows, 1907 columns and 275963 nonzeros
Model fingerprint: 0xaae74d71
Variable types: 44 continuous, 1863 integer (1863 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 28598 rows and 33 columns
Presolve time: 0.80s
Presolved: 62848 rows, 1874 columns, 190561 nonzeros
Variable types: 0 continuous, 1874 integer (1830 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 1874 rows, 64722 columns, 192435 nonzeros


Root relaxation: objective 4.100000e+01, 1740 iterations, 0.40 seconds (0.37 work units)

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

     0     0   41.00000    0  352    8.00000   41.00000   412%     -    4s
H    0     0                       9.0000000   41.00000   356%     -    4s
H    0     0                      12.0000000   41.00000   242%     -    5s
     0     0   41.00000    0  538   12.00000   41.00000   242%     -   12s
H    0     0                      13.0000000   41.00000   215%     -   12s
     0     0   41.00000    0  561   13.00000   41.00000   215%     -   13s
H    0     0                      14.0000000   41.00000   193%     -   39s
     0     0   41.00000    0  533   14.00000   41.00000   193%     -   40s
     0     0   41.00000    0  487   14.00000   41.00000   193%     -   41s
     0     0          -    0        14.00000   41.00000   193%     -   50s

Cutting planes:
  Cover: 42
  Clique: 25
  MIR: 138
  GUB cover: 3
  Zero half: 47
  RLT: 68
  BQP: 3

Explored 1 nodes (31973 simplex iterations) in 50.06 seconds (37.72 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 14 13 12 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 4.100000000000e+01, gap 192.8571%

Wrote result file './lp_solutions/grafo11346.36.sol'

