
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 15:49:22 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2759.16.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/grafo2759.16.lp
Reading time = 0.01 seconds
: 3266 rows, 268 columns, 9869 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 3266 rows, 268 columns and 9869 nonzeros
Model fingerprint: 0x4d4b8098
Variable types: 12 continuous, 256 integer (256 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 1172 rows and 4 columns
Presolve time: 0.02s
Presolved: 2094 rows, 264 columns, 6436 nonzeros
Variable types: 0 continuous, 264 integer (252 binary)

Root relaxation: objective 1.100000e+01, 113 iterations, 0.01 seconds (0.00 work units)

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

     0     0   11.00000    0   52          -   11.00000      -     -    0s
H    0     0                       6.0000000   11.00000  83.3%     -    0s
     0     0   11.00000    0   81    6.00000   11.00000  83.3%     -    0s
     0     0   11.00000    0   81    6.00000   11.00000  83.3%     -    0s
     0     0   10.00000    0   67    6.00000   10.00000  66.7%     -    0s
     0     0   10.00000    0   69    6.00000   10.00000  66.7%     -    0s
     0     0   10.00000    0   62    6.00000   10.00000  66.7%     -    0s
     0     0   10.00000    0   61    6.00000   10.00000  66.7%     -    0s
     0     0   10.00000    0   69    6.00000   10.00000  66.7%     -    0s
     0     0   10.00000    0   70    6.00000   10.00000  66.7%     -    0s
     0     0   10.00000    0   71    6.00000   10.00000  66.7%     -    0s
     0     0   10.00000    0   71    6.00000   10.00000  66.7%     -    0s
     0     2   10.00000    0   69    6.00000   10.00000  66.7%     -    0s
  3975   893    7.63333   25   76    6.00000   10.00000  66.7%  48.4    5s

Cutting planes:
  Cover: 2
  MIR: 4
  Inf proof: 10
  Zero half: 1
  RLT: 3

Explored 10059 nodes (595275 simplex iterations) in 9.85 seconds (8.69 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 6 6 

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/grafo2759.16.sol'

