
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 19:33:01 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11492.35.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/grafo11492.35.lp
Reading time = 0.24 seconds
: 144888 rows, 1927 columns, 436389 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 144888 rows, 1927 columns and 436389 nonzeros
Model fingerprint: 0xbdf342ec
Variable types: 45 continuous, 1882 integer (1882 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 56859 rows and 24 columns
Presolve time: 1.06s
Presolved: 88029 rows, 1903 columns, 266154 nonzeros
Variable types: 0 continuous, 1903 integer (1858 binary)
Root relaxation presolved: 1897 rows, 89926 columns, 268057 nonzeros


Root relaxation: objective 3.900000e+01, 1885 iterations, 0.71 seconds (0.77 work units)
Total elapsed time = 9.78s (DegenMoves)

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

     0     0   39.00000    0  509          -   39.00000      -     -   10s
H    0     0                       3.0000000   39.00000  1200%     -   10s
H    0     0                      10.0000000   39.00000   290%     -   10s
H    0     0                      13.0000000   39.00000   200%     -   10s
     0     0   39.00000    0  972   13.00000   39.00000   200%     -   30s
     0     0   39.00000    0  891   13.00000   39.00000   200%     -   31s
     0     0   39.00000    0  869   13.00000   39.00000   200%     -   50s

Cutting planes:
  Gomory: 2
  Cover: 10
  Clique: 30
  MIR: 85
  Zero half: 67
  RLT: 64
  BQP: 9

Explored 1 nodes (27359 simplex iterations) in 50.03 seconds (49.93 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 13 10 3 

Time limit reached
Best objective 1.300000000000e+01, best bound 3.899999999997e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo11492.35.sol'

