
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 20:28:47 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6101.36.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/grafo6101.36.lp
Reading time = 0.11 seconds
: 64991 rows, 1685 columns, 196299 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 64991 rows, 1685 columns and 196299 nonzeros
Model fingerprint: 0xcda958e0
Variable types: 40 continuous, 1645 integer (1645 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]
Found heuristic solution: objective 3.0000000
Presolve removed 17372 rows and 27 columns
Presolve time: 0.49s
Presolved: 47619 rows, 1658 columns, 144469 nonzeros
Variable types: 0 continuous, 1658 integer (1618 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 1658 rows, 49277 columns, 146127 nonzeros


Root relaxation: objective 3.400000e+01, 1941 iterations, 0.40 seconds (0.45 work units)
Total elapsed time = 5.45s (DegenMoves)

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

     0     0   34.00000    0  271    5.00000   34.00000   580%     -    6s
H    0     0                       8.0000000   34.00000   325%     -    6s
H    0     0                      10.0000000   34.00000   240%     -    6s
     0     0   34.00000    0  522   10.00000   34.00000   240%     -   11s
     0     0   34.00000    0  497   10.00000   34.00000   240%     -   11s
     0     0   34.00000    0  433   10.00000   34.00000   240%     -   27s
     0     0   34.00000    0  422   10.00000   34.00000   240%     -   28s
H    0     0                      11.0000000   34.00000   209%     -   46s
     0     0   34.00000    0  386   11.00000   34.00000   209%     -   46s
     0     0   34.00000    0  387   11.00000   34.00000   209%     -   47s
     0     0          -    0        11.00000   34.00000   209%     -   50s

Cutting planes:
  Gomory: 2
  Cover: 30
  Clique: 11
  MIR: 112
  GUB cover: 2
  Zero half: 44
  RLT: 58
  BQP: 1

Explored 1 nodes (54233 simplex iterations) in 50.03 seconds (46.22 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 8 ... 3

Time limit reached
Best objective 1.100000000000e+01, best bound 3.400000000000e+01, gap 209.0909%

Wrote result file './lp_solutions/grafo6101.36.sol'

