
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 19:54:47 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo9870.35.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/grafo9870.35.lp
Reading time = 0.13 seconds
: 78141 rows, 1565 columns, 235624 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 78141 rows, 1565 columns and 235624 nonzeros
Model fingerprint: 0x399b08c1
Variable types: 37 continuous, 1528 integer (1528 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 30702 rows and 15 columns
Presolve time: 0.50s
Presolved: 47439 rows, 1550 columns, 143891 nonzeros
Variable types: 0 continuous, 1550 integer (1513 binary)
Root relaxation presolved: 1541 rows, 48980 columns, 145441 nonzeros


Root relaxation: objective 3.500000e+01, 1711 iterations, 0.46 seconds (0.49 work units)

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

     0     0   35.00000    0  353          -   35.00000      -     -    5s
H    0     0                      10.0000000   35.00000   250%     -    5s
     0     0   35.00000    0  560   10.00000   35.00000   250%     -   11s
H    0     0                      11.0000000   35.00000   218%     -   11s
     0     0   35.00000    0  568   11.00000   35.00000   218%     -   11s
     0     0   35.00000    0  318   11.00000   35.00000   218%     -   22s
     0     0   35.00000    0  302   11.00000   35.00000   218%     -   23s
     0     0   35.00000    0  332   11.00000   35.00000   218%     -   39s
     0     0   35.00000    0  321   11.00000   35.00000   218%     -   39s
     0     0   35.00000    0  304   11.00000   35.00000   218%     -   48s
     0     0   35.00000    0  320   11.00000   35.00000   218%     -   48s
     0     0          -    0        11.00000   35.00000   218%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 28
  Clique: 9
  MIR: 89
  GUB cover: 1
  Inf proof: 6
  Zero half: 60
  RLT: 54

Explored 1 nodes (51177 simplex iterations) in 50.05 seconds (46.13 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 11 10 

Time limit reached
Best objective 1.100000000000e+01, best bound 3.500000000000e+01, gap 218.1818%

Wrote result file './lp_solutions/grafo9870.35.sol'

