
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 20:43:02 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11213.37.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/grafo11213.37.lp
Reading time = 0.10 seconds
: 65175 rows, 1840 columns, 197018 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 65175 rows, 1840 columns and 197018 nonzeros
Model fingerprint: 0xf1bb3593
Variable types: 42 continuous, 1798 integer (1798 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 15273 rows and 15 columns
Presolve time: 0.43s
Presolved: 49902 rows, 1825 columns, 151468 nonzeros
Variable types: 0 continuous, 1825 integer (1783 binary)
Root relaxation presolved: 1825 rows, 51727 columns, 153293 nonzeros


Root relaxation: objective 4.300000e+01, 2279 iterations, 0.41 seconds (0.45 work units)
Total elapsed time = 7.86s (DegenMoves)

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

     0     0   43.00000    0  435          -   43.00000      -     -    9s
H    0     0                       6.0000000   43.00000   617%     -    9s
H    0     0                       8.0000000   43.00000   437%     -    9s
H    0     0                      12.0000000   43.00000   258%     -   10s
H    0     0                      13.0000000   43.00000   231%     -   10s
     0     0   43.00000    0  794   13.00000   43.00000   231%     -   16s
     0     0   43.00000    0  794   13.00000   43.00000   231%     -   17s
H    0     0                      14.0000000   43.00000   207%     -   50s
     0     0   43.00000    0  570   14.00000   43.00000   207%     -   50s

Cutting planes:
  Clique: 13
  MIR: 11
  Zero half: 9
  RLT: 14
  BQP: 1

Explored 1 nodes (51070 simplex iterations) in 50.09 seconds (50.31 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 13 12 ... 6

Time limit reached
Best objective 1.400000000000e+01, best bound 4.300000000000e+01, gap 207.1429%

Wrote result file './lp_solutions/grafo11213.37.sol'

