
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Tue Nov 19 03:25:15 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11514.33.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/grafo11514.33.lp
Reading time = 0.32 seconds
: 197475 rows, 1398 columns, 593424 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 197475 rows, 1398 columns and 593424 nonzeros
Model fingerprint: 0x70e2b396
Variable types: 33 continuous, 1365 integer (1365 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 99706 rows and 7 columns
Presolve time: 1.39s
Presolved: 97769 rows, 1391 columns, 294457 nonzeros
Variable types: 0 continuous, 1391 integer (1358 binary)
Root relaxation presolved: 1389 rows, 99158 columns, 295848 nonzeros


Root relaxation: objective 3.500000e+01, 1935 iterations, 1.05 seconds (1.34 work units)
Total elapsed time = 6.33s (DegenMoves)
Total elapsed time = 11.52s (DegenMoves)

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

     0     0   35.00000    0  355          -   35.00000      -     -   12s
H    0     0                       7.0000000   35.00000   400%     -   12s
     0     0   35.00000    0  434    7.00000   35.00000   400%     -   18s
     0     0   35.00000    0  453    7.00000   35.00000   400%     -   19s
     0     0   35.00000    0  319    7.00000   35.00000   400%     -   36s
     0     0   35.00000    0  314    7.00000   35.00000   400%     -   37s
     0     0   35.00000    0  371    7.00000   35.00000   400%     -   50s

Cutting planes:
  Cover: 32
  Clique: 41
  MIR: 106
  StrongCG: 2
  GUB cover: 2
  Zero half: 64
  RLT: 74
  BQP: 5
  PSD: 1

Explored 1 nodes (30688 simplex iterations) in 50.07 seconds (69.12 work units)
Thread count was 8 (of 8 available processors)

Solution count 1: 7 

Time limit reached
Best objective 7.000000000000e+00, best bound 3.500000000000e+01, gap 400.0000%

Wrote result file './lp_solutions/grafo11514.33.sol'

