
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 07:55:47 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo824.12.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/grafo824.12.lp
Reading time = 0.00 seconds
: 1350 rows, 180 columns, 4101 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 1350 rows, 180 columns and 4101 nonzeros
Model fingerprint: 0x289ad378
Variable types: 12 continuous, 168 integer (168 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 275 rows and 4 columns
Presolve time: 0.02s
Presolved: 1075 rows, 176 columns, 3327 nonzeros
Variable types: 0 continuous, 176 integer (164 binary)

Root relaxation: objective 7.000000e+00, 138 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    7.00000    0   67          -    7.00000      -     -    0s
H    0     0                       3.0000000    7.00000   133%     -    0s
H    0     0                       5.0000000    7.00000  40.0%     -    0s
     0     0    7.00000    0   53    5.00000    7.00000  40.0%     -    0s
     0     0    7.00000    0   52    5.00000    7.00000  40.0%     -    0s
     0     0    6.66667    0   25    5.00000    6.66667  33.3%     -    0s
     0     0    6.66667    0   24    5.00000    6.66667  33.3%     -    0s
     0     0    6.00000    0   26    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   21    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   31    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   16    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   19    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   28    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   27    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   30    5.00000    6.00000  20.0%     -    0s

Cutting planes:
  Cover: 5
  Clique: 4
  MIR: 21
  Inf proof: 1
  Zero half: 6
  RLT: 7
  BQP: 2
  PSD: 1

Explored 1 nodes (1630 simplex iterations) in 0.30 seconds (0.11 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 5 3 

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/grafo824.12.sol'

