
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Tue Nov 19 08:04:12 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo7205.39.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/grafo7205.39.lp
Reading time = 0.14 seconds
: 83162 rows, 1852 columns, 250895 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 83162 rows, 1852 columns and 250895 nonzeros
Model fingerprint: 0x38add0cb
Variable types: 39 continuous, 1813 integer (1813 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 25584 rows and 19 columns
Presolve time: 0.64s
Presolved: 57578 rows, 1833 columns, 174502 nonzeros
Variable types: 0 continuous, 1833 integer (1794 binary)
Root relaxation presolved: 1833 rows, 59411 columns, 176335 nonzeros


Root relaxation: objective 3.500000e+01, 2848 iterations, 0.80 seconds (1.00 work units)
Total elapsed time = 8.83s (DegenMoves)
Total elapsed time = 10.27s (DegenMoves)

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

     0     0   35.00000    0  422          -   35.00000      -     -   10s
H    0     0                       8.0000000   35.00000   337%     -   10s
H    0     0                       9.0000000   35.00000   289%     -   12s
     0     0   35.00000    0  689    9.00000   35.00000   289%     -   18s
     0     0   35.00000    0  657    9.00000   35.00000   289%     -   19s
     0     0   34.00000    0  416    9.00000   34.00000   278%     -   35s
     0     0   34.00000    0  391    9.00000   34.00000   278%     -   36s
     0     0   34.00000    0  218    9.00000   34.00000   278%     -   45s
H    0     0                      10.0000000   34.00000   240%     -   45s
     0     0   34.00000    0  249   10.00000   34.00000   240%     -   45s
     0     0   34.00000    0  314   10.00000   34.00000   240%     -   50s

Cutting planes:
  Cover: 31
  Clique: 13
  MIR: 74
  StrongCG: 2
  Zero half: 53
  RLT: 56

Explored 1 nodes (52979 simplex iterations) in 50.05 seconds (48.68 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 10 9 8 

Time limit reached
Best objective 1.000000000000e+01, best bound 3.400000000000e+01, gap 240.0000%

Wrote result file './lp_solutions/grafo7205.39.sol'

