
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 06:54:54 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5865.36.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/grafo5865.36.lp
Reading time = 0.08 seconds
: 40114 rows, 1612 columns, 121582 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 40114 rows, 1612 columns and 121582 nonzeros
Model fingerprint: 0x9d108739
Variable types: 40 continuous, 1572 integer (1572 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]
Found heuristic solution: objective -0.0000000
Presolve removed 3917 rows and 36 columns
Presolve time: 0.41s
Presolved: 36197 rows, 1576 columns, 110143 nonzeros
Variable types: 0 continuous, 1576 integer (1536 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 19177 rows, 18596 columns, 76103 nonzeros


Root relaxation: objective 3.200000e+01, 3292 iterations, 2.11 seconds (1.19 work units)
Total elapsed time = 5.20s (DegenMoves)

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

     0     0   32.00000    0  465    7.00000   32.00000   357%     -    5s
H    0     0                       8.0000000   32.00000   300%     -    7s
H    0     0                       9.0000000   32.00000   256%     -    7s
     0     0   32.00000    0  648    9.00000   32.00000   256%     -   13s
H    0     0                      10.0000000   32.00000   220%     -   14s
     0     0   32.00000    0  630   10.00000   32.00000   220%     -   15s
     0     0   32.00000    0  339   10.00000   32.00000   220%     -   28s
     0     0   32.00000    0  385   10.00000   32.00000   220%     -   29s
H    0     0                      11.0000000   32.00000   191%     -   43s
     0     0   32.00000    0  381   11.00000   32.00000   191%     -   43s
     0     0   32.00000    0  505   11.00000   32.00000   191%     -   45s
     0     0   32.00000    0  554   11.00000   32.00000   191%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 27
  MIR: 114
  StrongCG: 1
  GUB cover: 3
  Zero half: 33
  RLT: 56

Explored 1 nodes (50072 simplex iterations) in 50.05 seconds (28.56 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... -0

Time limit reached
Best objective 1.100000000000e+01, best bound 3.200000000000e+01, gap 190.9091%

Wrote result file './lp_solutions/grafo5865.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 04:26:49 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5865.36.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/grafo5865.36.lp
Reading time = 0.08 seconds
: 40114 rows, 1612 columns, 121582 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 40114 rows, 1612 columns and 121582 nonzeros
Model fingerprint: 0x9d108739
Variable types: 40 continuous, 1572 integer (1572 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]
Found heuristic solution: objective -0.0000000
Presolve removed 3917 rows and 36 columns
Presolve time: 0.33s
Presolved: 36197 rows, 1576 columns, 110143 nonzeros
Variable types: 0 continuous, 1576 integer (1536 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 19177 rows, 18596 columns, 76103 nonzeros


Root relaxation: objective 3.200000e+01, 3292 iterations, 1.72 seconds (1.19 work units)

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

     0     0   32.00000    0  465    7.00000   32.00000   357%     -    4s
H    0     0                       8.0000000   32.00000   300%     -    7s
H    0     0                       9.0000000   32.00000   256%     -    7s
     0     0   32.00000    0  648    9.00000   32.00000   256%     -   13s
H    0     0                      10.0000000   32.00000   220%     -   13s
     0     0   32.00000    0  630   10.00000   32.00000   220%     -   14s
     0     0   32.00000    0  339   10.00000   32.00000   220%     -   27s
     0     0   32.00000    0  385   10.00000   32.00000   220%     -   28s
H    0     0                      11.0000000   32.00000   191%     -   42s
     0     0   32.00000    0  381   11.00000   32.00000   191%     -   42s
     0     0   32.00000    0  505   11.00000   32.00000   191%     -   43s
     0     0   32.00000    0  554   11.00000   32.00000   191%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 27
  MIR: 114
  StrongCG: 1
  GUB cover: 3
  Zero half: 33
  RLT: 56

Explored 1 nodes (51875 simplex iterations) in 50.09 seconds (29.37 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... -0

Time limit reached
Best objective 1.100000000000e+01, best bound 3.200000000000e+01, gap 190.9091%

Wrote result file './lp_solutions/grafo5865.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 05:29:42 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5865.36.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/grafo5865.36.lp
Reading time = 0.08 seconds
: 40114 rows, 1612 columns, 121582 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 40114 rows, 1612 columns and 121582 nonzeros
Model fingerprint: 0x9d108739
Variable types: 40 continuous, 1572 integer (1572 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]
Found heuristic solution: objective -0.0000000
Presolve removed 3917 rows and 36 columns
Presolve time: 0.30s
Presolved: 36197 rows, 1576 columns, 110143 nonzeros
Variable types: 0 continuous, 1576 integer (1536 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 19177 rows, 18596 columns, 76103 nonzeros


Root relaxation: objective 3.200000e+01, 3292 iterations, 1.55 seconds (1.19 work units)

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

     0     0   32.00000    0  465    7.00000   32.00000   357%     -    4s
H    0     0                       8.0000000   32.00000   300%     -    6s
H    0     0                       9.0000000   32.00000   256%     -    6s
     0     0   32.00000    0  648    9.00000   32.00000   256%     -   11s
H    0     0                      10.0000000   32.00000   220%     -   11s
     0     0   32.00000    0  630   10.00000   32.00000   220%     -   12s
     0     0   32.00000    0  339   10.00000   32.00000   220%     -   23s
     0     0   32.00000    0  385   10.00000   32.00000   220%     -   24s
H    0     0                      11.0000000   32.00000   191%     -   36s
     0     0   32.00000    0  381   11.00000   32.00000   191%     -   36s
     0     0   32.00000    0  505   11.00000   32.00000   191%     -   37s
H    0     0                      12.0000000   32.00000   167%     -   44s
     0     0   32.00000    0  376   12.00000   32.00000   167%     -   44s
     0     0   32.00000    0  409   12.00000   32.00000   167%     -   45s
     0     0   32.00000    0  558   12.00000   32.00000   167%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 13
  MIR: 154
  GUB cover: 6
  Zero half: 38
  RLT: 47

Explored 1 nodes (61980 simplex iterations) in 50.04 seconds (34.59 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 12 11 10 ... -0

Time limit reached
Best objective 1.200000000000e+01, best bound 3.200000000000e+01, gap 166.6667%

Wrote result file './lp_solutions/grafo5865.36.sol'

