
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Tue Nov 19 06:51:53 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5367.38.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/grafo5367.38.lp
Reading time = 0.12 seconds
: 73867 rows, 1730 columns, 222840 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 73867 rows, 1730 columns and 222840 nonzeros
Model fingerprint: 0x56138c1d
Variable types: 38 continuous, 1692 integer (1692 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 22454 rows and 22 columns
Presolve time: 0.55s
Presolved: 51413 rows, 1708 columns, 155905 nonzeros
Variable types: 0 continuous, 1708 integer (1670 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 1708 rows, 53121 columns, 157613 nonzeros


Root relaxation: objective 3.500000e+01, 1536 iterations, 0.29 seconds (0.29 work units)

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

     0     0   35.00000    0  491    6.00000   35.00000   483%     -    4s
H    0     0                       8.0000000   35.00000   338%     -    4s
H    0     0                       9.0000000   35.00000   289%     -   14s
     0     0   35.00000    0  892    9.00000   35.00000   289%     -   14s
     0     0   35.00000    0  859    9.00000   35.00000   289%     -   17s
H    0     0                      10.0000000   35.00000   250%     -   30s
     0     0   35.00000    0  388   10.00000   35.00000   250%     -   30s
     0     0   35.00000    0  371   10.00000   35.00000   250%     -   31s
     0     0   35.00000    0  431   10.00000   35.00000   250%     -   41s
     0     0   35.00000    0  438   10.00000   35.00000   250%     -   41s
     0     0   35.00000    0  494   10.00000   35.00000   250%     -   50s

Cutting planes:
  Cover: 29
  Clique: 14
  MIR: 118
  StrongCG: 1
  GUB cover: 1
  Zero half: 39
  RLT: 51
  BQP: 3

Explored 1 nodes (47936 simplex iterations) in 50.09 seconds (45.30 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 9 8 6 

Time limit reached
Best objective 1.000000000000e+01, best bound 3.500000000000e+01, gap 250.0000%

Wrote result file './lp_solutions/grafo5367.38.sol'

