
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 07:53:40 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo797.14.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/grafo797.14.lp
Reading time = 0.01 seconds
: 2009 rows, 211 columns, 6063 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 2009 rows, 211 columns and 6063 nonzeros
Model fingerprint: 0x0b458e45
Variable types: 12 continuous, 199 integer (199 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 563 rows and 12 columns
Presolve time: 0.02s
Presolved: 1446 rows, 199 columns, 4464 nonzeros
Variable types: 0 continuous, 199 integer (187 binary)
Found heuristic solution: objective 1.0000000
Found heuristic solution: objective 3.0000000

Root relaxation: objective 8.000000e+00, 108 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   34    3.00000    8.00000   167%     -    0s
H    0     0                       5.0000000    8.00000  60.0%     -    0s
     0     0    8.00000    0   66    5.00000    8.00000  60.0%     -    0s
     0     0    8.00000    0   47    5.00000    8.00000  60.0%     -    0s
     0     0    8.00000    0   46    5.00000    8.00000  60.0%     -    0s
     0     0    8.00000    0   43    5.00000    8.00000  60.0%     -    0s
     0     0    7.66667    0   32    5.00000    7.66667  53.3%     -    0s
     0     0    7.66667    0   56    5.00000    7.66667  53.3%     -    0s
     0     0    7.50000    0   51    5.00000    7.50000  50.0%     -    0s
     0     0    7.33333    0   41    5.00000    7.33333  46.7%     -    0s
     0     0    7.33333    0   26    5.00000    7.33333  46.7%     -    0s
     0     2    7.33333    0   23    5.00000    7.33333  46.7%     -    0s

Cutting planes:
  Gomory: 1
  Cover: 16
  MIR: 31
  GUB cover: 3
  Inf proof: 13
  Zero half: 3
  RLT: 17

Explored 738 nodes (23647 simplex iterations) in 1.17 seconds (0.61 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 5 3 1 

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/grafo797.14.sol'

