
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 08:06:46 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo9902.32.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/grafo9902.32.lp
Reading time = 0.04 seconds
: 14959 rows, 893 columns, 45313 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 14959 rows, 893 columns and 45313 nonzeros
Model fingerprint: 0x2d13a5f6
Variable types: 25 continuous, 868 integer (868 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]
Presolve removed 218 rows and 16 columns
Presolve time: 0.11s
Presolved: 14741 rows, 877 columns, 44761 nonzeros
Variable types: 0 continuous, 877 integer (852 binary)

Root relaxation: objective 1.400000e+01, 99 iterations, 0.04 seconds (0.02 work units)

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

     0     0   14.00000    0   27          -   14.00000      -     -    0s
H    0     0                      10.0000000   14.00000  40.0%     -    0s
     0     0   14.00000    0   43   10.00000   14.00000  40.0%     -    0s
     0     0   14.00000    0   36   10.00000   14.00000  40.0%     -    0s
     0     0   14.00000    0   33   10.00000   14.00000  40.0%     -    0s
     0     0   14.00000    0   40   10.00000   14.00000  40.0%     -    0s
     0     0   14.00000    0   24   10.00000   14.00000  40.0%     -    1s
     0     0   14.00000    0   29   10.00000   14.00000  40.0%     -    1s
     0     0   14.00000    0   26   10.00000   14.00000  40.0%     -    1s
     0     0   14.00000    0   39   10.00000   14.00000  40.0%     -    1s
     0     0   14.00000    0   30   10.00000   14.00000  40.0%     -    1s
     0     0   14.00000    0   38   10.00000   14.00000  40.0%     -    1s
     0     0   14.00000    0   24   10.00000   14.00000  40.0%     -    2s
     0     0   14.00000    0   46   10.00000   14.00000  40.0%     -    2s
     0     0   14.00000    0   14   10.00000   14.00000  40.0%     -    2s
     0     0   14.00000    0   27   10.00000   14.00000  40.0%     -    2s
     0     0   14.00000    0   27   10.00000   14.00000  40.0%     -    2s
     0     2   14.00000    0   27   10.00000   14.00000  40.0%     -    3s
   195    51   12.97101   13   41   10.00000   14.00000  40.0%  70.6    5s

Cutting planes:
  Gomory: 2
  Cover: 8
  Clique: 6
  MIR: 18
  StrongCG: 4
  Inf proof: 44
  Zero half: 2
  Mod-K: 4
  RLT: 24
  BQP: 1

Explored 639 nodes (50533 simplex iterations) in 9.45 seconds (5.12 work units)
Thread count was 8 (of 8 available processors)

Solution count 1: 10 

Optimal solution found (tolerance 1.00e-04)
Best objective 1.000000000000e+01, best bound 1.000000000000e+01, gap 0.0000%

Wrote result file './lp_solutions/grafo9902.32.sol'

