
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 18:50:19 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5583.33.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/grafo5583.33.lp
Reading time = 0.12 seconds
: 68897 rows, 1490 columns, 207834 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 68897 rows, 1490 columns and 207834 nonzeros
Model fingerprint: 0x325c4ee5
Variable types: 37 continuous, 1453 integer (1453 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]
Found heuristic solution: objective 3.0000000
Presolve removed 23770 rows and 11 columns
Presolve time: 0.46s
Presolved: 45127 rows, 1479 columns, 136765 nonzeros
Variable types: 0 continuous, 1479 integer (1442 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1479 rows, 46606 columns, 138244 nonzeros


Root relaxation: objective 4.100000e+01, 1985 iterations, 0.40 seconds (0.46 work units)
Total elapsed time = 5.57s (DegenMoves)

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

     0     0   41.00000    0  469    7.00000   41.00000   486%     -    7s
H    0     0                       9.0000000   41.00000   356%     -    7s
H    0     0                      10.0000000   41.00000   310%     -    7s
     0     0   41.00000    0  656   10.00000   41.00000   310%     -   14s
     0     0   41.00000    0  626   10.00000   41.00000   310%     -   14s
H    0     0                      11.0000000   41.00000   273%     -   29s
     0     0   41.00000    0  509   11.00000   41.00000   273%     -   29s
     0     0   41.00000    0  568   11.00000   41.00000   273%     -   31s
     0     0   41.00000    0  590   11.00000   41.00000   273%     -   50s

Cutting planes:
  Cover: 14
  Clique: 12
  MIR: 194
  StrongCG: 3
  Zero half: 49
  RLT: 90
  Relax-and-lift: 1
  BQP: 1

Explored 1 nodes (54278 simplex iterations) in 50.04 seconds (51.47 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... 3

Time limit reached
Best objective 1.100000000000e+01, best bound 4.100000000000e+01, gap 272.7273%

Wrote result file './lp_solutions/grafo5583.33.sol'

