
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 20:15:22 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3379.36.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/grafo3379.36.lp
Reading time = 0.07 seconds
: 45197 rows, 1623 columns, 136824 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 45197 rows, 1623 columns and 136824 nonzeros
Model fingerprint: 0x444ad832
Variable types: 39 continuous, 1584 integer (1584 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 3.0000000
Presolve removed 8225 rows and 26 columns
Presolve time: 0.29s
Presolved: 36972 rows, 1597 columns, 112536 nonzeros
Variable types: 0 continuous, 1597 integer (1558 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 20693 rows, 17876 columns, 79978 nonzeros


Root relaxation: objective 3.300000e+01, 3401 iterations, 1.37 seconds (1.32 work units)

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

     0     0   33.00000    0  482    9.00000   33.00000   267%     -    4s
H    0     0                      10.0000000   33.00000   230%     -    5s
     0     0   33.00000    0  636   10.00000   33.00000   230%     -   10s
     0     0   33.00000    0  614   10.00000   33.00000   230%     -   10s
     0     0   33.00000    0  364   10.00000   33.00000   230%     -   17s
     0     0   33.00000    0  339   10.00000   33.00000   230%     -   18s
H    0     0                      11.0000000   33.00000   200%     -   23s
     0     0   33.00000    0  448   11.00000   33.00000   200%     -   23s
     0     0   33.00000    0  408   11.00000   33.00000   200%     -   24s
H    0     0                      12.0000000   33.00000   175%     -   29s
     0     0   33.00000    0  390   12.00000   33.00000   175%     -   29s
     0     0   33.00000    0  388   12.00000   33.00000   175%     -   29s
     0     0   33.00000    0  412   12.00000   33.00000   175%     -   33s
     0     0   33.00000    0  417   12.00000   33.00000   175%     -   33s
     0     0   33.00000    0  442   12.00000   33.00000   175%     -   38s
     0     0   33.00000    0  444   12.00000   33.00000   175%     -   38s
     0     0   33.00000    0  332   12.00000   33.00000   175%     -   44s
     0     0   33.00000    0  300   12.00000   33.00000   175%     -   45s

Cutting planes:
  Cover: 1
  Clique: 1
  MIR: 15
  StrongCG: 1
  Zero half: 2
  RLT: 24
  BQP: 1

Explored 1 nodes (72764 simplex iterations) in 50.02 seconds (46.15 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 12 11 10 ... 3

Time limit reached
Best objective 1.200000000000e+01, best bound 3.300000000000e+01, gap 175.0000%

Wrote result file './lp_solutions/grafo3379.36.sol'

