
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 08:17:30 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5618.34.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/grafo5618.34.lp
Reading time = 0.09 seconds
: 39954 rows, 1352 columns, 120762 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 39954 rows, 1352 columns and 120762 nonzeros
Model fingerprint: 0x5d5dca2d
Variable types: 34 continuous, 1318 integer (1318 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 9574 rows and 18 columns
Presolve time: 0.35s
Presolved: 30380 rows, 1334 columns, 92236 nonzeros
Variable types: 0 continuous, 1334 integer (1300 binary)
Root relaxation presolved: 18412 rows, 13302 columns, 68300 nonzeros


Root relaxation: objective 3.800000e+01, 2541 iterations, 1.48 seconds (0.93 work units)

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

     0     0   38.00000    0  419          -   38.00000      -     -    4s
H    0     0                       6.0000000   38.00000   533%     -    4s
H    0     0                       9.0000000   38.00000   322%     -    7s
H    0     0                      10.0000000   38.00000   280%     -    7s
     0     0   38.00000    0  537   10.00000   38.00000   280%     -   10s
     0     0   38.00000    0  510   10.00000   38.00000   280%     -   11s
     0     0   38.00000    0  327   10.00000   38.00000   280%     -   23s
H    0     0                      11.0000000   38.00000   245%     -   24s
     0     0   38.00000    0  318   11.00000   38.00000   245%     -   24s
     0     0   38.00000    0  345   11.00000   38.00000   245%     -   34s
     0     0   38.00000    0  291   11.00000   38.00000   245%     -   35s
     0     0   38.00000    0  456   11.00000   38.00000   245%     -   41s
     0     0   38.00000    0  415   11.00000   38.00000   245%     -   42s
H    0     0                      12.0000000   38.00000   217%     -   47s
H    0     0                      13.0000000   38.00000   192%     -   47s
     0     0   38.00000    0  447   13.00000   38.00000   192%     -   47s
     0     0   38.00000    0  439   13.00000   38.00000   192%     -   48s
     0     0          -    0        13.00000   38.00000   192%     -   50s

Cutting planes:
  Cover: 26
  Clique: 9
  MIR: 156
  StrongCG: 2
  Zero half: 44
  RLT: 75
  BQP: 1

Explored 1 nodes (56349 simplex iterations) in 50.05 seconds (30.18 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 13 12 11 ... 6

Time limit reached
Best objective 1.300000000000e+01, best bound 3.800000000000e+01, gap 192.3077%

Wrote result file './lp_solutions/grafo5618.34.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 05:38:33 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5618.34.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/grafo5618.34.lp
Reading time = 0.07 seconds
: 39954 rows, 1352 columns, 120762 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 39954 rows, 1352 columns and 120762 nonzeros
Model fingerprint: 0x5d5dca2d
Variable types: 34 continuous, 1318 integer (1318 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 9574 rows and 18 columns
Presolve time: 0.27s
Presolved: 30380 rows, 1334 columns, 92236 nonzeros
Variable types: 0 continuous, 1334 integer (1300 binary)
Root relaxation presolved: 18412 rows, 13302 columns, 68300 nonzeros


Root relaxation: objective 3.800000e+01, 2541 iterations, 0.95 seconds (0.93 work units)

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

     0     0   38.00000    0  419          -   38.00000      -     -    3s
H    0     0                       6.0000000   38.00000   533%     -    3s
H    0     0                       9.0000000   38.00000   322%     -    4s
H    0     0                      10.0000000   38.00000   280%     -    4s
     0     0   38.00000    0  537   10.00000   38.00000   280%     -    6s
     0     0   38.00000    0  510   10.00000   38.00000   280%     -    6s
     0     0   38.00000    0  327   10.00000   38.00000   280%     -   15s
H    0     0                      11.0000000   38.00000   245%     -   15s
     0     0   38.00000    0  318   11.00000   38.00000   245%     -   15s
     0     0   38.00000    0  345   11.00000   38.00000   245%     -   22s
     0     0   38.00000    0  291   11.00000   38.00000   245%     -   23s
     0     0   38.00000    0  456   11.00000   38.00000   245%     -   27s
     0     0   38.00000    0  415   11.00000   38.00000   245%     -   28s
H    0     0                      12.0000000   38.00000   217%     -   31s
H    0     0                      13.0000000   38.00000   192%     -   31s
     0     0   38.00000    0  447   13.00000   38.00000   192%     -   31s
     0     0   38.00000    0  439   13.00000   38.00000   192%     -   32s
     0     0   38.00000    0  401   13.00000   38.00000   192%     -   39s
     0     0   38.00000    0  411   13.00000   38.00000   192%     -   40s
     0     0   38.00000    0  477   13.00000   38.00000   192%     -   44s
     0     0   38.00000    0  319   13.00000   38.00000   192%     -   47s

Cutting planes:
  Clique: 4
  MIR: 11
  Zero half: 1
  RLT: 19
  BQP: 1

Explored 1 nodes (84544 simplex iterations) in 50.01 seconds (48.09 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 13 12 11 ... 6

Time limit reached
Best objective 1.300000000000e+01, best bound 3.800000000000e+01, gap 192.3077%

Wrote result file './lp_solutions/grafo5618.34.sol'

