
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 14:03:00 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo202.13.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/grafo202.13.lp
Reading time = 0.01 seconds
: 3300 rows, 202 columns, 9948 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 3300 rows, 202 columns and 9948 nonzeros
Model fingerprint: 0xd289f26a
Variable types: 11 continuous, 191 integer (191 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 1398 rows and 3 columns
Presolve time: 0.02s
Presolved: 1902 rows, 199 columns, 5848 nonzeros
Variable types: 0 continuous, 199 integer (188 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 8.000000e+00, 171 iterations, 0.01 seconds (0.01 work units)

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

     0     0    8.00000    0   34    2.00000    8.00000   300%     -    0s
H    0     0                       3.0000000    8.00000   167%     -    0s
     0     0    8.00000    0   70    3.00000    8.00000   167%     -    0s
H    0     0                       4.0000000    8.00000   100%     -    0s
     0     0    8.00000    0   64    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   56    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   56    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   68    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   62    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   42    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   52    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   35    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   31    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   61    4.00000    8.00000   100%     -    0s
     0     0    8.00000    0   46    4.00000    8.00000   100%     -    0s
     0     2    8.00000    0   46    4.00000    8.00000   100%     -    0s
H   37    40                       5.0000000    8.00000  60.0%  47.3    0s
* 2232   245              12       6.0000000    7.00000  16.7%  44.1    2s

Cutting planes:
  Cover: 20
  Clique: 7
  MIR: 29
  StrongCG: 3
  Inf proof: 91
  Zero half: 1
  RLT: 19
  BQP: 1

Explored 2574 nodes (107874 simplex iterations) in 2.46 seconds (2.33 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 6 5 4 ... 1

Optimal solution found (tolerance 1.00e-04)
Best objective 6.000000000000e+00, best bound 6.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo202.13.sol'

