
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 19:28:00 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11318.35.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/grafo11318.35.lp
Reading time = 0.11 seconds
: 67137 rows, 1810 columns, 203006 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 67137 rows, 1810 columns and 203006 nonzeros
Model fingerprint: 0x0e5ed69f
Variable types: 43 continuous, 1767 integer (1767 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 16666 rows and 21 columns
Presolve time: 0.47s
Presolved: 50471 rows, 1789 columns, 153391 nonzeros
Variable types: 0 continuous, 1789 integer (1746 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1789 rows, 52260 columns, 155180 nonzeros


Root relaxation: objective 3.800000e+01, 1163 iterations, 0.32 seconds (0.21 work units)

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

     0     0   38.00000    0  190    7.00000   38.00000   443%     -    2s
H    0     0                       9.0000000   38.00000   322%     -    2s
H    0     0                      10.0000000   38.00000   280%     -    2s
     0     0   38.00000    0  523   10.00000   38.00000   280%     -    5s
H    0     0                      11.0000000   38.00000   245%     -    6s
     0     0   38.00000    0  468   11.00000   38.00000   245%     -    6s
     0     0   38.00000    0  341   11.00000   38.00000   245%     -   13s
H    0     0                      12.0000000   38.00000   217%     -   13s
     0     0   38.00000    0  291   12.00000   38.00000   217%     -   13s
H    0     0                      14.0000000   38.00000   171%     -   27s
     0     0   38.00000    0  343   14.00000   38.00000   171%     -   27s
H    0     0                      15.0000000   38.00000   153%     -   29s
     0     0   38.00000    0  410   15.00000   38.00000   153%     -   29s
H    0     0                      16.0000000   38.00000   137%     -   49s
H    0     0                      17.0000000   38.00000   124%     -   49s
H    0     0                      19.0000000   38.00000   100%     -   49s
     0     0   38.00000    0  396   19.00000   38.00000   100%     -   49s

Cutting planes:
  Clique: 7
  MIR: 18
  GUB cover: 1
  RLT: 13
  BQP: 1
  PSD: 1

Explored 1 nodes (50377 simplex iterations) in 50.06 seconds (40.69 work units)
Thread count was 8 (of 8 available processors)

Solution count 10: 19 17 16 ... 7

Time limit reached
Best objective 1.900000000000e+01, best bound 3.800000000000e+01, gap 100.0000%

Wrote result file './lp_solutions/grafo11318.35.sol'

