
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 18:04:41 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1666.19.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/grafo1666.19.lp
Reading time = 0.23 seconds
: 136199 rows, 773 columns, 409137 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 136199 rows, 773 columns and 409137 nonzeros
Model fingerprint: 0xa12793bd
Variable types: 25 continuous, 748 integer (748 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 71352 rows and 0 columns
Presolve time: 0.91s
Presolved: 64847 rows, 773 columns, 195223 nonzeros
Variable types: 0 continuous, 773 integer (748 binary)
Found heuristic solution: objective 3.0000000
Root relaxation presolved: 767 rows, 65614 columns, 195996 nonzeros


Root relaxation: objective 3.400000e+01, 1219 iterations, 0.65 seconds (0.90 work units)
Total elapsed time = 5.31s (DegenMoves)

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

     0     0   34.00000    0  324    3.00000   34.00000  1033%     -    5s
H    0     0                       5.0000000   34.00000   580%     -    6s
     0     0   34.00000    0  374    5.00000   34.00000   580%     -   11s
H    0     0                       6.0000000   34.00000   467%     -   11s
     0     0   34.00000    0  375    6.00000   34.00000   467%     -   11s
     0     0   34.00000    0  363    6.00000   34.00000   467%     -   23s
     0     0   34.00000    0  367    6.00000   34.00000   467%     -   24s
     0     0   34.00000    0  366    6.00000   34.00000   467%     -   31s
H    0     0                       7.0000000   34.00000   386%     -   31s
     0     0   34.00000    0  367    7.00000   34.00000   386%     -   31s
     0     0   34.00000    0  360    7.00000   34.00000   386%     -   37s
     0     0   34.00000    0  361    7.00000   34.00000   386%     -   38s
     0     0   34.00000    0  307    7.00000   34.00000   386%     -   43s
     0     0   34.00000    0  312    7.00000   34.00000   386%     -   45s
     0     0   34.00000    0  366    7.00000   34.00000   386%     -   50s

Cutting planes:
  Cover: 23
  Clique: 41
  MIR: 96
  StrongCG: 1
  Zero half: 44
  RLT: 62
  Relax-and-lift: 1
  BQP: 6

Explored 1 nodes (28005 simplex iterations) in 50.11 seconds (46.55 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 7 6 5 ... -0

Time limit reached
Best objective 7.000000000000e+00, best bound 3.400000000000e+01, gap 385.7143%

Wrote result file './lp_solutions/grafo1666.19.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 14:04:13 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1666.19.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/grafo1666.19.lp
Reading time = 0.22 seconds
: 136199 rows, 773 columns, 409137 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 136199 rows, 773 columns and 409137 nonzeros
Model fingerprint: 0xa12793bd
Variable types: 25 continuous, 748 integer (748 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 71352 rows and 0 columns
Presolve time: 0.87s
Presolved: 64847 rows, 773 columns, 195223 nonzeros
Variable types: 0 continuous, 773 integer (748 binary)
Found heuristic solution: objective 3.0000000
Root relaxation presolved: 767 rows, 65614 columns, 195996 nonzeros


Root relaxation: objective 3.400000e+01, 1219 iterations, 0.61 seconds (0.90 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   34.00000    0  324    3.00000   34.00000  1033%     -    5s
H    0     0                       5.0000000   34.00000   580%     -    5s
     0     0   34.00000    0  374    5.00000   34.00000   580%     -   10s
H    0     0                       6.0000000   34.00000   467%     -   10s
     0     0   34.00000    0  375    6.00000   34.00000   467%     -   10s
     0     0   34.00000    0  363    6.00000   34.00000   467%     -   21s
     0     0   34.00000    0  367    6.00000   34.00000   467%     -   22s
     0     0   34.00000    0  366    6.00000   34.00000   467%     -   27s
H    0     0                       7.0000000   34.00000   386%     -   28s
     0     0   34.00000    0  367    7.00000   34.00000   386%     -   28s
     0     0   34.00000    0  360    7.00000   34.00000   386%     -   33s
     0     0   34.00000    0  361    7.00000   34.00000   386%     -   34s
     0     0   34.00000    0  307    7.00000   34.00000   386%     -   40s
     0     0   34.00000    0  312    7.00000   34.00000   386%     -   42s
     0     0   34.00000    0  366    7.00000   34.00000   386%     -   49s

Cutting planes:
  Cover: 4
  Clique: 29
  MIR: 35
  Zero half: 5
  RLT: 26
  BQP: 3

Explored 1 nodes (30715 simplex iterations) in 50.04 seconds (50.92 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 7 6 5 ... -0

Time limit reached
Best objective 7.000000000000e+00, best bound 3.400000000000e+01, gap 385.7143%

Wrote result file './lp_solutions/grafo1666.19.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 14:47:53 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1666.19.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/grafo1666.19.lp
Reading time = 0.23 seconds
: 136199 rows, 773 columns, 409137 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 136199 rows, 773 columns and 409137 nonzeros
Model fingerprint: 0xa12793bd
Variable types: 25 continuous, 748 integer (748 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 71352 rows and 0 columns
Presolve time: 0.93s
Presolved: 64847 rows, 773 columns, 195223 nonzeros
Variable types: 0 continuous, 773 integer (748 binary)
Found heuristic solution: objective 3.0000000
Root relaxation presolved: 767 rows, 65614 columns, 195996 nonzeros


Root relaxation: objective 3.400000e+01, 1219 iterations, 0.66 seconds (0.90 work units)
Total elapsed time = 5.10s (DegenMoves)

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

     0     0   34.00000    0  324    3.00000   34.00000  1033%     -    6s
H    0     0                       5.0000000   34.00000   580%     -    6s
     0     0   34.00000    0  374    5.00000   34.00000   580%     -   11s
H    0     0                       6.0000000   34.00000   467%     -   11s
     0     0   34.00000    0  375    6.00000   34.00000   467%     -   11s
     0     0   34.00000    0  363    6.00000   34.00000   467%     -   23s
     0     0   34.00000    0  367    6.00000   34.00000   467%     -   23s
     0     0   34.00000    0  366    6.00000   34.00000   467%     -   29s
H    0     0                       7.0000000   34.00000   386%     -   30s
     0     0   34.00000    0  367    7.00000   34.00000   386%     -   30s
     0     0   34.00000    0  360    7.00000   34.00000   386%     -   36s
     0     0   34.00000    0  361    7.00000   34.00000   386%     -   36s
     0     0   34.00000    0  307    7.00000   34.00000   386%     -   42s
     0     0   34.00000    0  312    7.00000   34.00000   386%     -   43s
     0     0   34.00000    0  366    7.00000   34.00000   386%     -   50s

Cutting planes:
  Cover: 23
  Clique: 41
  MIR: 96
  StrongCG: 1
  Zero half: 44
  RLT: 62
  Relax-and-lift: 1
  BQP: 6

Explored 1 nodes (29276 simplex iterations) in 50.06 seconds (48.29 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 7 6 5 ... -0

Time limit reached
Best objective 7.000000000000e+00, best bound 3.400000000000e+01, gap 385.7143%

Wrote result file './lp_solutions/grafo1666.19.sol'

