
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 16:41:17 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo392.13.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/grafo392.13.lp
Reading time = 0.01 seconds
: 2485 rows, 227 columns, 7545 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 2485 rows, 227 columns and 7545 nonzeros
Model fingerprint: 0x3b6815f9
Variable types: 13 continuous, 214 integer (214 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 927 rows and 5 columns
Presolve time: 0.02s
Presolved: 1558 rows, 222 columns, 4856 nonzeros
Variable types: 0 continuous, 222 integer (209 binary)

Root relaxation: objective 8.000000e+00, 115 iterations, 0.01 seconds (0.00 work units)

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

     0     0    8.00000    0   57          -    8.00000      -     -    0s
H    0     0                       5.0000000    8.00000  60.0%     -    0s
     0     0    8.00000    0   76    5.00000    8.00000  60.0%     -    0s
H    0     0                       6.0000000    8.00000  33.3%     -    0s
     0     0    8.00000    0   70    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   44    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   27    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   28    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   20    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   37    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   31    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   31    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   33    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   34    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   34    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   30    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   26    6.00000    8.00000  33.3%     -    0s
     0     0    8.00000    0   26    6.00000    8.00000  33.3%     -    0s
     0     2    8.00000    0   26    6.00000    8.00000  33.3%     -    0s

Cutting planes:
  Cover: 16
  Clique: 3
  MIR: 33
  StrongCG: 1
  Inf proof: 46
  Zero half: 3
  RLT: 16
  BQP: 1

Explored 880 nodes (30852 simplex iterations) in 0.85 seconds (0.71 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 6 5 

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/grafo392.13.sol'

