
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 04:57:08 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2634.14.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/grafo2634.14.lp
Reading time = 0.01 seconds
: 1168 rows, 136 columns, 3495 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 1168 rows, 136 columns and 3495 nonzeros
Model fingerprint: 0x296f5dfb
Variable types: 6 continuous, 130 integer (130 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 1.0000000
Presolve removed 249 rows and 4 columns
Presolve time: 0.01s
Presolved: 919 rows, 132 columns, 2781 nonzeros
Variable types: 0 continuous, 132 integer (126 binary)
Found heuristic solution: objective 3.0000000

Root relaxation: objective 5.000000e+00, 61 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    5.00000    0   29    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   30    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   28    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   26    3.00000    5.00000  66.7%     -    0s
     0     0    4.50000    0   20    3.00000    4.50000  50.0%     -    0s
     0     0    4.00000    0   19    3.00000    4.00000  33.3%     -    0s
     0     0    4.00000    0   20    3.00000    4.00000  33.3%     -    0s
     0     0    4.00000    0   23    3.00000    4.00000  33.3%     -    0s
     0     0    4.00000    0   26    3.00000    4.00000  33.3%     -    0s
     0     0    4.00000    0   29    3.00000    4.00000  33.3%     -    0s
     0     0    4.00000    0   23    3.00000    4.00000  33.3%     -    0s
     0     2    4.00000    0   23    3.00000    4.00000  33.3%     -    0s

Cutting planes:
  Gomory: 1
  Cover: 1
  MIR: 15
  Inf proof: 6
  Zero half: 2
  RLT: 3

Explored 172 nodes (2585 simplex iterations) in 0.30 seconds (0.12 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 3 1 

Optimal solution found (tolerance 1.00e-04)
Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2634.14.sol'

