
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 08:08:15 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo994.13.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/grafo994.13.lp
Reading time = 0.01 seconds
: 2817 rows, 237 columns, 8503 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 2817 rows, 237 columns and 8503 nonzeros
Model fingerprint: 0x2d003d80
Variable types: 14 continuous, 223 integer (223 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 1043 rows and 15 columns
Presolve time: 0.03s
Presolved: 1774 rows, 222 columns, 5500 nonzeros
Variable types: 0 continuous, 222 integer (208 binary)
Found heuristic solution: objective 1.0000000
Found heuristic solution: objective 3.0000000

Root relaxation: objective 1.000000e+01, 251 iterations, 0.01 seconds (0.01 work units)

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

     0     0   10.00000    0   61    3.00000   10.00000   233%     -    0s
H    0     0                       5.0000000   10.00000   100%     -    0s
     0     0   10.00000    0   88    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   87    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   77    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   76    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   63    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   50    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   72    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   74    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   60    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   55    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   61    5.00000   10.00000   100%     -    0s
     0     0   10.00000    0   61    5.00000   10.00000   100%     -    0s
     0     2   10.00000    0   54    5.00000   10.00000   100%     -    0s
  1716   816    6.00000   16   45    5.00000    8.50000  70.0%  66.5    5s
  3618   911 infeasible   28         5.00000    8.00000  60.0%  66.0   10s
* 4536   512              30       6.0000000    7.00000  16.7%  66.8   11s

Cutting planes:
  Inf proof: 2

Explored 5894 nodes (414327 simplex iterations) in 14.23 seconds (7.39 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 6 5 5 ... 1

Optimal solution found (tolerance 1.00e-04)
Best objective 6.000000000000e+00, best bound 6.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo994.13.sol'

