
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Tue Nov 19 04:39:13 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo7502.35.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/grafo7502.35.lp
Reading time = 0.08 seconds
: 47508 rows, 1580 columns, 143741 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 47508 rows, 1580 columns and 143741 nonzeros
Model fingerprint: 0x8024f94a
Variable types: 36 continuous, 1544 integer (1544 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 16743 rows and 84 columns
Presolve time: 0.29s
Presolved: 30765 rows, 1496 columns, 93853 nonzeros
Variable types: 0 continuous, 1496 integer (1460 binary)
Root relaxation presolved: 17080 rows, 15181 columns, 66483 nonzeros


Root relaxation: objective 3.300000e+01, 1549 iterations, 0.35 seconds (0.30 work units)

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

     0     0   33.00000    0  368          -   33.00000      -     -    1s
H    0     0                       8.0000000   33.00000   312%     -    2s
     0     0   33.00000    0  538    8.00000   33.00000   312%     -    4s
     0     0   33.00000    0  536    8.00000   33.00000   312%     -    5s
     0     0   33.00000    0  330    8.00000   33.00000   312%     -   16s
H    0     0                      10.0000000   33.00000   230%     -   16s
     0     0   33.00000    0  411   10.00000   33.00000   230%     -   16s
     0     0   33.00000    0  384   10.00000   33.00000   230%     -   20s
     0     0   33.00000    0  395   10.00000   33.00000   230%     -   21s
     0     0   33.00000    0  331   10.00000   33.00000   230%     -   26s
H    0     0                      13.0000000   33.00000   154%     -   26s
     0     0   33.00000    0  410   13.00000   33.00000   154%     -   27s
     0     0   33.00000    0  255   13.00000   33.00000   154%     -   30s
     0     0   33.00000    0  292   13.00000   33.00000   154%     -   30s
     0     0   33.00000    0  461   13.00000   33.00000   154%     -   37s
     0     0   33.00000    0  464   13.00000   33.00000   154%     -   37s
     0     0   33.00000    0  373   13.00000   33.00000   154%     -   41s
     0     0   33.00000    0  349   13.00000   33.00000   154%     -   42s
     0     0   33.00000    0  317   13.00000   33.00000   154%     -   48s
     0     0   33.00000    0  259   13.00000   33.00000   154%     -   49s

Cutting planes:
  Clique: 3
  MIR: 2
  Zero half: 2
  RLT: 5
  BQP: 1
  PSD: 1

Explored 1 nodes (92723 simplex iterations) in 50.01 seconds (44.82 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 13 10 8 

Time limit reached
Best objective 1.300000000000e+01, best bound 3.300000000000e+01, gap 153.8462%

Wrote result file './lp_solutions/grafo7502.35.sol'

