
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 14:51:22 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2380.12.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/grafo2380.12.lp
Reading time = 0.01 seconds
: 1948 rows, 163 columns, 5873 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 1948 rows, 163 columns and 5873 nonzeros
Model fingerprint: 0x35bc825c
Variable types: 9 continuous, 154 integer (154 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 945 rows and 4 columns
Presolve time: 0.01s
Presolved: 1003 rows, 159 columns, 3115 nonzeros
Variable types: 0 continuous, 159 integer (150 binary)

Root relaxation: objective 7.000000e+00, 105 iterations, 0.00 seconds (0.00 work units)

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

     0     0    7.00000    0   55          -    7.00000      -     -    0s
H    0     0                       4.0000000    7.00000  75.0%     -    0s
     0     0    7.00000    0   49    4.00000    7.00000  75.0%     -    0s
     0     0    7.00000    0   49    4.00000    7.00000  75.0%     -    0s
     0     0    7.00000    0   59    4.00000    7.00000  75.0%     -    0s
H    0     0                       5.0000000    7.00000  40.0%     -    0s
     0     0    7.00000    0   59    5.00000    7.00000  40.0%     -    0s
     0     0    6.00000    0   26    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   44    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   42    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   29    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   35    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   30    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   56    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   47    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   40    5.00000    6.00000  20.0%     -    0s
     0     2    6.00000    0   23    5.00000    6.00000  20.0%     -    0s

Cutting planes:
  Cover: 50
  Clique: 6
  MIR: 32
  StrongCG: 2
  Inf proof: 68
  Zero half: 2
  RLT: 24
  Relax-and-lift: 1
  BQP: 1

Explored 1762 nodes (60943 simplex iterations) in 1.00 seconds (0.92 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 5 4 

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/grafo2380.12.sol'

