
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 04:22:41 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1725.32.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/grafo1725.32.lp
Reading time = 0.09 seconds
: 43145 rows, 1518 columns, 130714 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 43145 rows, 1518 columns and 130714 nonzeros
Model fingerprint: 0xe31b8be8
Variable types: 39 continuous, 1479 integer (1479 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 9438 rows and 14 columns
Presolve time: 0.36s
Presolved: 33707 rows, 1504 columns, 102670 nonzeros
Variable types: 0 continuous, 1504 integer (1465 binary)
Root relaxation presolved: 19608 rows, 15603 columns, 74472 nonzeros


Root relaxation: objective 4.500000e+01, 3335 iterations, 2.13 seconds (1.29 work units)
Total elapsed time = 5.62s (DegenMoves)
Total elapsed time = 10.52s (DegenMoves)

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

     0     0   45.00000    0  426          -   45.00000      -     -   12s
H    0     0                       7.0000000   45.00000   543%     -   14s
H    0     0                       8.0000000   45.00000   462%     -   19s
H    0     0                      11.0000000   45.00000   309%     -   19s
     0     0   45.00000    0  593   11.00000   45.00000   309%     -   19s
H    0     0                      12.0000000   45.00000   275%     -   19s
     0     0   45.00000    0  594   12.00000   45.00000   275%     -   20s
H    0     0                      13.0000000   45.00000   246%     -   36s
     0     0   45.00000    0  431   13.00000   45.00000   246%     -   36s
     0     0   45.00000    0  430   13.00000   45.00000   246%     -   36s
H    0     0                      14.0000000   45.00000   221%     -   47s
     0     0   45.00000    0  392   14.00000   45.00000   221%     -   47s
     0     0   45.00000    0  381   14.00000   45.00000   221%     -   47s
     0     0          -    0        14.00000   45.00000   221%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 43
  Clique: 2
  MIR: 190
  StrongCG: 3
  GUB cover: 2
  Inf proof: 1
  Zero half: 56
  RLT: 76

Explored 1 nodes (55542 simplex iterations) in 50.06 seconds (33.02 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 14 13 12 ... 7

Time limit reached
Best objective 1.400000000000e+01, best bound 4.500000000000e+01, gap 221.4286%

Wrote result file './lp_solutions/grafo1725.32.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 11:00:27 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1725.32.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/grafo1725.32.lp
Reading time = 0.07 seconds
: 43145 rows, 1518 columns, 130714 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 43145 rows, 1518 columns and 130714 nonzeros
Model fingerprint: 0xe31b8be8
Variable types: 39 continuous, 1479 integer (1479 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 9438 rows and 14 columns
Presolve time: 0.25s
Presolved: 33707 rows, 1504 columns, 102670 nonzeros
Variable types: 0 continuous, 1504 integer (1465 binary)
Root relaxation presolved: 19608 rows, 15603 columns, 74472 nonzeros


Root relaxation: objective 4.500000e+01, 3335 iterations, 1.45 seconds (1.29 work units)
Total elapsed time = 7.43s (DegenMoves)

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

     0     0   45.00000    0  426          -   45.00000      -     -    9s
H    0     0                       7.0000000   45.00000   543%     -   10s
H    0     0                       8.0000000   45.00000   462%     -   13s
H    0     0                      11.0000000   45.00000   309%     -   13s
     0     0   45.00000    0  593   11.00000   45.00000   309%     -   13s
H    0     0                      12.0000000   45.00000   275%     -   13s
     0     0   45.00000    0  594   12.00000   45.00000   275%     -   13s
H    0     0                      13.0000000   45.00000   246%     -   25s
     0     0   45.00000    0  431   13.00000   45.00000   246%     -   25s
     0     0   45.00000    0  430   13.00000   45.00000   246%     -   26s
H    0     0                      14.0000000   45.00000   221%     -   33s
     0     0   45.00000    0  392   14.00000   45.00000   221%     -   33s
     0     0   45.00000    0  381   14.00000   45.00000   221%     -   34s
     0     0   45.00000    0  483   14.00000   45.00000   221%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 43
  Clique: 2
  MIR: 190
  StrongCG: 3
  GUB cover: 2
  Inf proof: 1
  Zero half: 56
  RLT: 76

Explored 1 nodes (77949 simplex iterations) in 50.02 seconds (49.65 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 14 13 12 ... 7

Time limit reached
Best objective 1.400000000000e+01, best bound 4.500000000000e+01, gap 221.4286%

Wrote result file './lp_solutions/grafo1725.32.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 04:04:00 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1725.32.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/grafo1725.32.lp
Reading time = 0.07 seconds
: 43145 rows, 1518 columns, 130714 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 43145 rows, 1518 columns and 130714 nonzeros
Model fingerprint: 0xe31b8be8
Variable types: 39 continuous, 1479 integer (1479 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 9438 rows and 14 columns
Presolve time: 0.26s
Presolved: 33707 rows, 1504 columns, 102670 nonzeros
Variable types: 0 continuous, 1504 integer (1465 binary)
Root relaxation presolved: 19608 rows, 15603 columns, 74472 nonzeros


Root relaxation: objective 4.500000e+01, 3335 iterations, 1.36 seconds (1.29 work units)
Total elapsed time = 7.45s (DegenMoves)

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

     0     0   45.00000    0  426          -   45.00000      -     -    9s
H    0     0                       7.0000000   45.00000   543%     -   10s
H    0     0                       8.0000000   45.00000   462%     -   13s
H    0     0                      11.0000000   45.00000   309%     -   13s
     0     0   45.00000    0  593   11.00000   45.00000   309%     -   13s
H    0     0                      12.0000000   45.00000   275%     -   13s
     0     0   45.00000    0  594   12.00000   45.00000   275%     -   13s
H    0     0                      13.0000000   45.00000   246%     -   25s
     0     0   45.00000    0  431   13.00000   45.00000   246%     -   25s
     0     0   45.00000    0  430   13.00000   45.00000   246%     -   25s
H    0     0                      14.0000000   45.00000   221%     -   33s
     0     0   45.00000    0  392   14.00000   45.00000   221%     -   33s
     0     0   45.00000    0  381   14.00000   45.00000   221%     -   33s
     0     0   45.00000    0  483   14.00000   45.00000   221%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 43
  Clique: 2
  MIR: 190
  StrongCG: 3
  GUB cover: 2
  Inf proof: 1
  Zero half: 56
  RLT: 76

Explored 1 nodes (78412 simplex iterations) in 50.04 seconds (50.14 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 14 13 12 ... 7

Time limit reached
Best objective 1.400000000000e+01, best bound 4.500000000000e+01, gap 221.4286%

Wrote result file './lp_solutions/grafo1725.32.sol'

