
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 19:08:44 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2358.34.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/grafo2358.34.lp
Reading time = 0.07 seconds
: 45423 rows, 1379 columns, 137235 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 45423 rows, 1379 columns and 137235 nonzeros
Model fingerprint: 0xd4ae401a
Variable types: 34 continuous, 1345 integer (1345 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 12190 rows and 18 columns
Presolve time: 0.31s
Presolved: 33233 rows, 1361 columns, 100942 nonzeros
Variable types: 0 continuous, 1361 integer (1327 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 21265 rows, 13329 columns, 77006 nonzeros


Root relaxation: objective 3.300000e+01, 3089 iterations, 1.26 seconds (1.27 work units)

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

     0     0   33.00000    0  443    5.00000   33.00000   560%     -    3s
H    0     0                       8.0000000   33.00000   312%     -    3s
     0     0   33.00000    0  482    8.00000   33.00000   312%     -    6s
     0     0   33.00000    0  471    8.00000   33.00000   312%     -    7s
H    0     0                       9.0000000   33.00000   267%     -   20s
H    0     0                      10.0000000   33.00000   230%     -   20s
     0     0   33.00000    0  353   10.00000   33.00000   230%     -   20s
     0     0   33.00000    0  402   10.00000   33.00000   230%     -   21s
     0     0   33.00000    0  450   10.00000   33.00000   230%     -   27s
     0     0   33.00000    0  461   10.00000   33.00000   230%     -   28s
H    0     0                      11.0000000   33.00000   200%     -   37s
     0     0   33.00000    0  471   11.00000   33.00000   200%     -   37s
     0     0   33.00000    0  429   11.00000   33.00000   200%     -   38s
     0     0   33.00000    0  273   11.00000   33.00000   200%     -   41s
     0     0   33.00000    0  211   11.00000   33.00000   200%     -   41s
     0     0   33.00000    0  321   11.00000   33.00000   200%     -   50s

Cutting planes:
  Cover: 36
  Clique: 14
  MIR: 108
  Inf proof: 1
  Zero half: 45
  RLT: 52

Explored 1 nodes (76194 simplex iterations) in 50.03 seconds (47.78 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... 5

Time limit reached
Best objective 1.100000000000e+01, best bound 3.300000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo2358.34.sol'

