
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Tue Nov 19 05:17:50 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6233.36.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/grafo6233.36.lp
Reading time = 0.15 seconds
: 95217 rows, 1836 columns, 287173 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 95217 rows, 1836 columns and 287173 nonzeros
Model fingerprint: 0xff0e0d7b
Variable types: 41 continuous, 1795 integer (1795 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 32625 rows and 12 columns
Presolve time: 0.63s
Presolved: 62592 rows, 1824 columns, 189649 nonzeros
Variable types: 0 continuous, 1824 integer (1783 binary)
Found heuristic solution: objective 3.0000000
Root relaxation presolved: 1824 rows, 64416 columns, 191473 nonzeros


Root relaxation: objective 4.200000e+01, 1870 iterations, 0.40 seconds (0.38 work units)
Total elapsed time = 5.14s (DegenMoves)

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

     0     0   42.00000    0  402    3.00000   42.00000  1300%     -    5s
H    0     0                       8.0000000   42.00000   425%     -    5s
H    0     0                       9.0000000   42.00000   367%     -    6s
     0     0   42.00000    0  682    9.00000   42.00000   367%     -   14s
H    0     0                      10.0000000   42.00000   320%     -   14s
     0     0   42.00000    0  641   10.00000   42.00000   320%     -   15s
     0     0   42.00000    0  487   10.00000   42.00000   320%     -   45s
H    0     0                      11.0000000   42.00000   282%     -   46s
     0     0   42.00000    0  526   11.00000   42.00000   282%     -   47s
     0     0          -    0        11.00000   42.00000   282%     -   50s

Cutting planes:
  Gomory: 3
  Cover: 29
  Clique: 26
  MIR: 169
  GUB cover: 4
  Zero half: 57
  RLT: 73
  BQP: 2

Explored 1 nodes (40359 simplex iterations) in 50.06 seconds (50.17 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... 3

Time limit reached
Best objective 1.100000000000e+01, best bound 4.200000000000e+01, gap 281.8182%

Wrote result file './lp_solutions/grafo6233.36.sol'

