
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov  1 21:28:23 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10067.41.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/grafo10067.41.lp
Reading time = 0.18 seconds
: 44484 rows, 1727 columns, 134599 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 44484 rows, 1727 columns and 134599 nonzeros
Model fingerprint: 0xc6f221be
Variable types: 37 continuous, 1690 integer (1690 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 4485 rows and 25 columns
Presolve time: 0.69s
Presolved: 39999 rows, 1702 columns, 121534 nonzeros
Variable types: 0 continuous, 1702 integer (1665 binary)
Root relaxation presolved: 21569 rows, 20132 columns, 84674 nonzeros


Root relaxation: objective 3.100000e+01, 3482 iterations, 2.89 seconds (1.12 work units)
Total elapsed time = 7.36s (DegenMoves)

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

     0     0   31.00000    0  251          -   31.00000      -     -    8s
H    0     0                      10.0000000   31.00000   210%     -   11s
H    0     0                      12.0000000   31.00000   158%     -   11s
     0     0   31.00000    0  375   12.00000   31.00000   158%     -   14s
H    0     0                      13.0000000   31.00000   138%     -   14s
     0     0   31.00000    0  375   13.00000   31.00000   138%     -   14s
     0     0   31.00000    0  330   13.00000   31.00000   138%     -   40s
     0     0   31.00000    0  325   13.00000   31.00000   138%     -   40s
     0     0   31.00000    0  465   13.00000   31.00000   138%     -   50s

Cutting planes:
  Cover: 23
  MIR: 63
  StrongCG: 1
  GUB cover: 7
  Zero half: 25
  RLT: 30

Explored 1 nodes (25063 simplex iterations) in 50.09 seconds (13.25 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 13 12 10 

Time limit reached
Best objective 1.300000000000e+01, best bound 3.100000000000e+01, gap 138.4615%

Wrote result file './lp_solutions/grafo10067.41.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 10:38:35 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10067.41.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/grafo10067.41.lp
Reading time = 0.08 seconds
: 44484 rows, 1727 columns, 134599 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 44484 rows, 1727 columns and 134599 nonzeros
Model fingerprint: 0xc6f221be
Variable types: 37 continuous, 1690 integer (1690 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 4485 rows and 25 columns
Presolve time: 0.33s
Presolved: 39999 rows, 1702 columns, 121534 nonzeros
Variable types: 0 continuous, 1702 integer (1665 binary)
Root relaxation presolved: 21569 rows, 20132 columns, 84674 nonzeros


Root relaxation: objective 3.100000e+01, 3482 iterations, 1.36 seconds (1.12 work units)

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

     0     0   31.00000    0  251          -   31.00000      -     -    4s
H    0     0                      10.0000000   31.00000   210%     -    6s
H    0     0                      12.0000000   31.00000   158%     -    6s
     0     0   31.00000    0  375   12.00000   31.00000   158%     -    7s
H    0     0                      13.0000000   31.00000   138%     -    7s
     0     0   31.00000    0  375   13.00000   31.00000   138%     -    7s
     0     0   31.00000    0  330   13.00000   31.00000   138%     -   16s
     0     0   31.00000    0  325   13.00000   31.00000   138%     -   16s
H    0     0                      14.0000000   31.00000   121%     -   35s
     0     0   31.00000    0  309   14.00000   31.00000   121%     -   35s
     0     0   31.00000    0  283   14.00000   31.00000   121%     -   35s
H    0     0                      15.0000000   31.00000   107%     -   41s
     0     0   31.00000    0  440   15.00000   31.00000   107%     -   41s
     0     0   31.00000    0  400   15.00000   31.00000   107%     -   42s
     0     0   31.00000    0  385   15.00000   31.00000   107%     -   50s

Cutting planes:
  Cover: 14
  MIR: 82
  StrongCG: 6
  GUB cover: 1
  Inf proof: 1
  Zero half: 51
  RLT: 37

Explored 1 nodes (62254 simplex iterations) in 50.05 seconds (34.82 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 15 14 13 ... 10

Time limit reached
Best objective 1.500000000000e+01, best bound 3.100000000000e+01, gap 106.6667%

Wrote result file './lp_solutions/grafo10067.41.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 01:50:22 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10067.41.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/grafo10067.41.lp
Reading time = 0.09 seconds
: 44484 rows, 1727 columns, 134599 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 44484 rows, 1727 columns and 134599 nonzeros
Model fingerprint: 0xc6f221be
Variable types: 37 continuous, 1690 integer (1690 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 4485 rows and 25 columns
Presolve time: 0.43s
Presolved: 39999 rows, 1702 columns, 121534 nonzeros
Variable types: 0 continuous, 1702 integer (1665 binary)
Root relaxation presolved: 21569 rows, 20132 columns, 84674 nonzeros


Root relaxation: objective 3.100000e+01, 3482 iterations, 1.89 seconds (1.12 work units)
Total elapsed time = 5.02s (DegenMoves)

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

     0     0   31.00000    0  251          -   31.00000      -     -    6s
H    0     0                      10.0000000   31.00000   210%     -    8s
H    0     0                      12.0000000   31.00000   158%     -    8s
     0     0   31.00000    0  375   12.00000   31.00000   158%     -   10s
H    0     0                      13.0000000   31.00000   138%     -   10s
     0     0   31.00000    0  375   13.00000   31.00000   138%     -   10s
     0     0   31.00000    0  330   13.00000   31.00000   138%     -   20s
     0     0   31.00000    0  325   13.00000   31.00000   138%     -   20s
H    0     0                      14.0000000   31.00000   121%     -   41s
     0     0   31.00000    0  309   14.00000   31.00000   121%     -   41s
     0     0   31.00000    0  283   14.00000   31.00000   121%     -   42s
H    0     0                      15.0000000   31.00000   107%     -   49s
     0     0   31.00000    0  440   15.00000   31.00000   107%     -   49s
     0     0          -    0        15.00000   31.00000   107%     -   50s

Cutting planes:
  Cover: 4
  MIR: 33
  Zero half: 13
  RLT: 23

Explored 1 nodes (52470 simplex iterations) in 50.06 seconds (29.15 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 15 14 13 ... 10

Time limit reached
Best objective 1.500000000000e+01, best bound 3.100000000000e+01, gap 106.6667%

Wrote result file './lp_solutions/grafo10067.41.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov 22 04:43:41 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10067.41.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/grafo10067.41.lp
Reading time = 0.07 seconds
: 44484 rows, 1727 columns, 134599 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 44484 rows, 1727 columns and 134599 nonzeros
Model fingerprint: 0xc6f221be
Variable types: 37 continuous, 1690 integer (1690 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 4485 rows and 25 columns
Presolve time: 0.30s
Presolved: 39999 rows, 1702 columns, 121534 nonzeros
Variable types: 0 continuous, 1702 integer (1665 binary)
Root relaxation presolved: 21569 rows, 20132 columns, 84674 nonzeros


Root relaxation: objective 3.100000e+01, 3482 iterations, 1.28 seconds (1.12 work units)

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

     0     0   31.00000    0  251          -   31.00000      -     -    4s
H    0     0                      10.0000000   31.00000   210%     -    5s
H    0     0                      12.0000000   31.00000   158%     -    5s
     0     0   31.00000    0  375   12.00000   31.00000   158%     -    6s
H    0     0                      13.0000000   31.00000   138%     -    6s
     0     0   31.00000    0  375   13.00000   31.00000   138%     -    6s
     0     0   31.00000    0  330   13.00000   31.00000   138%     -   12s
     0     0   31.00000    0  325   13.00000   31.00000   138%     -   13s
H    0     0                      14.0000000   31.00000   121%     -   27s
     0     0   31.00000    0  309   14.00000   31.00000   121%     -   27s
     0     0   31.00000    0  283   14.00000   31.00000   121%     -   27s
H    0     0                      15.0000000   31.00000   107%     -   32s
     0     0   31.00000    0  440   15.00000   31.00000   107%     -   32s
     0     0   31.00000    0  400   15.00000   31.00000   107%     -   33s
     0     0   31.00000    0  337   15.00000   31.00000   107%     -   40s
     0     0   31.00000    0  371   15.00000   31.00000   107%     -   40s
     0     0   31.00000    0  264   15.00000   31.00000   107%     -   44s
     0     0   31.00000    0  264   15.00000   31.00000   107%     -   44s

Cutting planes:
  Cover: 1
  Clique: 1
  MIR: 19
  Zero half: 1
  RLT: 15

Explored 1 nodes (71337 simplex iterations) in 50.03 seconds (44.32 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 15 14 13 ... 10

Time limit reached
Best objective 1.500000000000e+01, best bound 3.100000000000e+01, gap 106.6667%

Wrote result file './lp_solutions/grafo10067.41.sol'

