
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 20:10:21 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11418.36.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/grafo11418.36.lp
Reading time = 0.15 seconds
: 88798 rows, 1958 columns, 268123 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 88798 rows, 1958 columns and 268123 nonzeros
Model fingerprint: 0xc45269a5
Variable types: 45 continuous, 1913 integer (1913 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 2.0000000
Presolve removed 26162 rows and 25 columns
Presolve time: 0.68s
Presolved: 62636 rows, 1933 columns, 190047 nonzeros
Variable types: 0 continuous, 1933 integer (1888 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1933 rows, 64569 columns, 191980 nonzeros


Root relaxation: objective 4.300000e+01, 1634 iterations, 0.36 seconds (0.35 work units)

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

     0     0   43.00000    0  328    7.00000   43.00000   514%     -    2s
H    0     0                       8.0000000   43.00000   437%     -    2s
H    0     0                      10.0000000   43.00000   330%     -    4s
     0     0   43.00000    0  723   10.00000   43.00000   330%     -   11s
     0     0   43.00000    0  655   10.00000   43.00000   330%     -   13s
H    0     0                      13.0000000   43.00000   231%     -   50s
     0     0   43.00000    0  444   13.00000   43.00000   231%     -   50s

Cutting planes:
  Clique: 20
  MIR: 27
  Zero half: 5
  RLT: 22
  BQP: 1

Explored 1 nodes (33923 simplex iterations) in 50.10 seconds (42.04 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 13 10 8 ... 2

Time limit reached
Best objective 1.300000000000e+01, best bound 4.300000000000e+01, gap 230.7692%

Wrote result file './lp_solutions/grafo11418.36.sol'

