
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 19:29:40 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11343.35.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/grafo11343.35.lp
Reading time = 0.09 seconds
: 52184 rows, 1535 columns, 157691 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 52184 rows, 1535 columns and 157691 nonzeros
Model fingerprint: 0xacb2d4ab
Variable types: 36 continuous, 1499 integer (1499 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 15223 rows and 17 columns
Presolve time: 0.36s
Presolved: 36961 rows, 1518 columns, 112446 nonzeros
Variable types: 0 continuous, 1518 integer (1482 binary)
Root relaxation presolved: 23276 rows, 15203 columns, 85076 nonzeros


Root relaxation: objective 3.300000e+01, 1684 iterations, 0.51 seconds (0.47 work units)

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

     0     0   33.00000    0  268          -   33.00000      -     -    2s
H    0     0                       8.0000000   33.00000   312%     -    2s
H    0     0                      10.0000000   33.00000   230%     -    6s
     0     0   33.00000    0  623   10.00000   33.00000   230%     -    6s
     0     0   33.00000    0  617   10.00000   33.00000   230%     -    7s
H    0     0                      11.0000000   33.00000   200%     -   18s
H    0     0                      12.0000000   33.00000   175%     -   18s
H    0     0                      13.0000000   33.00000   154%     -   18s
     0     0   33.00000    0  439   13.00000   33.00000   154%     -   19s
     0     0   33.00000    0  476   13.00000   33.00000   154%     -   20s
     0     0   33.00000    0  404   13.00000   33.00000   154%     -   42s
     0     0   33.00000    0  407   13.00000   33.00000   154%     -   42s
     0     0   33.00000    0  339   13.00000   33.00000   154%     -   49s
     0     0   33.00000    0  382   13.00000   33.00000   154%     -   50s

Cutting planes:
  Lift-and-project: 1
  Clique: 16
  MIR: 27
  Zero half: 4
  RLT: 23
  BQP: 3
  PSD: 1

Explored 1 nodes (58916 simplex iterations) in 50.05 seconds (39.36 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 13 12 11 ... 8

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

Wrote result file './lp_solutions/grafo11343.35.sol'

