
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 15:39:38 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2682.17.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/grafo2682.17.lp
Reading time = 0.00 seconds
: 1839 rows, 239 columns, 5564 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 1839 rows, 239 columns and 5564 nonzeros
Model fingerprint: 0x74908bee
Variable types: 9 continuous, 230 integer (230 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 5.0000000
Presolve removed 161 rows and 12 columns
Presolve time: 0.01s
Presolved: 1678 rows, 227 columns, 5093 nonzeros
Variable types: 0 continuous, 227 integer (218 binary)

Root relaxation: objective 9.000000e+00, 64 iterations, 0.00 seconds (0.00 work units)

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

     0     0    9.00000    0   19    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   35    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   20    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   16    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   15    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   18    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   26    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   24    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   22    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   22    5.00000    9.00000  80.0%     -    0s
     0     0    9.00000    0   22    5.00000    9.00000  80.0%     -    0s
     0     2    9.00000    0   22    5.00000    9.00000  80.0%     -    0s

Cutting planes:
  Gomory: 1
  Cover: 39
  MIR: 6
  Inf proof: 42
  Zero half: 4
  Mod-K: 2
  RLT: 1

Explored 1594 nodes (31670 simplex iterations) in 1.04 seconds (0.88 work units)
Thread count was 8 (of 8 available processors)

Solution count 1: 5 

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2682.17.sol'

