
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 11:55:08 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11348.35.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/grafo11348.35.lp
Reading time = 0.10 seconds
: 55764 rows, 1732 columns, 168759 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 55764 rows, 1732 columns and 168759 nonzeros
Model fingerprint: 0x2583c2b5
Variable types: 42 continuous, 1690 integer (1690 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 11535 rows and 27 columns
Presolve time: 0.39s
Presolved: 44229 rows, 1705 columns, 134547 nonzeros
Variable types: 0 continuous, 1705 integer (1663 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 26204 rows, 19730 columns, 98497 nonzeros


Root relaxation: objective 3.700000e+01, 910 iterations, 0.26 seconds (0.22 work units)

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

     0     0   37.00000    0  230    7.00000   37.00000   429%     -    1s
H    0     0                      10.0000000   37.00000   270%     -    1s
H    0     0                      12.0000000   37.00000   208%     -    1s
     0     0   37.00000    0  532   12.00000   37.00000   208%     -    5s
H    0     0                      14.0000000   37.00000   164%     -    5s
     0     0   37.00000    0  482   14.00000   37.00000   164%     -    6s
     0     0   37.00000    0  488   14.00000   37.00000   164%     -   12s

Cutting planes:
  Gomory: 5
  Lift-and-project: 24
  Cover: 13
  Clique: 7
  MIR: 88
  GUB cover: 1
  Zero half: 78
  RLT: 52
  BQP: 1

Explored 1 nodes (11967 simplex iterations) in 13.04 seconds (8.05 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 12 10 ... 3

Solve interrupted
Best objective 1.400000000000e+01, best bound 3.700000000000e+01, gap 164.2857%

Wrote result file './lp_solutions/grafo11348.35.sol'

