
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 14:37:20 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2291.14.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/grafo2291.14.lp
Reading time = 0.00 seconds
: 1207 rows, 194 columns, 3671 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 1207 rows, 194 columns and 3671 nonzeros
Model fingerprint: 0xeb28f417
Variable types: 9 continuous, 185 integer (185 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 146 rows and 6 columns
Presolve time: 0.01s
Presolved: 1061 rows, 188 columns, 3249 nonzeros
Variable types: 0 continuous, 188 integer (179 binary)

Root relaxation: objective 9.000000e+00, 101 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    9.00000    0   30          -    9.00000      -     -    0s
H    0     0                       5.0000000    9.00000  80.0%     -    0s
     0     0    9.00000    0   54    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   52    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   13    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   20    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   21    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   17    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   22    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   20    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   20    5.00000    9.00000  80.0%     -    0s
     0     2    9.00000    0   20    5.00000    9.00000  80.0%     -    0s

Cutting planes:
  Gomory: 6
  Cover: 28
  Clique: 10
  MIR: 14
  StrongCG: 1
  Inf proof: 43
  Zero half: 8
  Mod-K: 2
  RLT: 17
  BQP: 2
  PSD: 4

Explored 1088 nodes (24344 simplex iterations) in 0.57 seconds (0.46 work units)
Thread count was 8 (of 8 available processors)

Solution count 1: 5 

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2291.14.sol'

