
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov  1 21:33:48 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10080.38.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/grafo10080.38.lp
Reading time = 0.28 seconds
: 63406 rows, 1841 columns, 191669 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 63406 rows, 1841 columns and 191669 nonzeros
Model fingerprint: 0x9d665167
Variable types: 42 continuous, 1799 integer (1799 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 3.0000000
Presolve removed 13601 rows and 30 columns
Presolve time: 1.31s
Presolved: 49805 rows, 1811 columns, 151225 nonzeros
Variable types: 0 continuous, 1811 integer (1769 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 1811 rows, 51616 columns, 153036 nonzeros


Root relaxation: objective 3.300000e+01, 1983 iterations, 1.01 seconds (0.42 work units)
Total elapsed time = 10.75s (DegenMoves)

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

     0     0   33.00000    0  464    9.00000   33.00000   267%     -   11s
H    0     0                      11.0000000   33.00000   200%     -   16s
     0     0   33.00000    0  697   11.00000   33.00000   200%     -   33s
     0     0   33.00000    0  665   11.00000   33.00000   200%     -   35s
     0     0          -    0        11.00000   33.00000   200%     -   50s

Cutting planes:
  Gomory: 6
  Cover: 10
  Clique: 9
  MIR: 65
  GUB cover: 1
  Zero half: 68
  RLT: 44

Explored 1 nodes (14614 simplex iterations) in 50.44 seconds (12.94 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 11 9 3 

Time limit reached
Best objective 1.100000000000e+01, best bound 3.300000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo10080.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 21:38:20 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10080.38.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/grafo10080.38.lp
Reading time = 0.08 seconds
: 63406 rows, 1841 columns, 191669 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 63406 rows, 1841 columns and 191669 nonzeros
Model fingerprint: 0x9d665167
Variable types: 42 continuous, 1799 integer (1799 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 3.0000000
Presolve removed 13601 rows and 30 columns
Presolve time: 0.35s
Presolved: 49805 rows, 1811 columns, 151225 nonzeros
Variable types: 0 continuous, 1811 integer (1769 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 1811 rows, 51616 columns, 153036 nonzeros


Root relaxation: objective 3.300000e+01, 1983 iterations, 0.33 seconds (0.42 work units)

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

     0     0   33.00000    0  464    9.00000   33.00000   267%     -    3s
H    0     0                      11.0000000   33.00000   200%     -    4s
     0     0   33.00000    0  697   11.00000   33.00000   200%     -    8s
     0     0   33.00000    0  665   11.00000   33.00000   200%     -    9s
H    0     0                      12.0000000   33.00000   175%     -   22s
     0     0   32.00000    0  445   12.00000   32.00000   167%     -   22s
     0     0   32.00000    0  453   12.00000   32.00000   167%     -   23s
     0     0   32.00000    0  493   12.00000   32.00000   167%     -   34s
     0     0   32.00000    0  557   12.00000   32.00000   167%     -   36s
     0     0   32.00000    0  509   12.00000   32.00000   167%     -   43s
     0     0   32.00000    0  503   12.00000   32.00000   167%     -   44s
     0     0   32.00000    0  582   12.00000   32.00000   167%     -   50s

Cutting planes:
  Cover: 19
  Clique: 9
  MIR: 83
  Zero half: 44
  RLT: 59
  BQP: 2

Explored 1 nodes (65157 simplex iterations) in 50.05 seconds (57.07 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 12 11 9 3 

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

Wrote result file './lp_solutions/grafo10080.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 25 02:22:08 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10080.38.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/grafo10080.38.lp
Reading time = 0.11 seconds
: 63406 rows, 1841 columns, 191669 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 63406 rows, 1841 columns and 191669 nonzeros
Model fingerprint: 0x9d665167
Variable types: 42 continuous, 1799 integer (1799 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 3.0000000
Presolve removed 13601 rows and 30 columns
Presolve time: 0.46s
Presolved: 49805 rows, 1811 columns, 151225 nonzeros
Variable types: 0 continuous, 1811 integer (1769 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 1811 rows, 51616 columns, 153036 nonzeros


Root relaxation: objective 3.300000e+01, 1983 iterations, 0.42 seconds (0.42 work units)

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

     0     0   33.00000    0  464    9.00000   33.00000   267%     -    4s
H    0     0                      11.0000000   33.00000   200%     -    6s
     0     0   33.00000    0  697   11.00000   33.00000   200%     -   12s
     0     0   33.00000    0  665   11.00000   33.00000   200%     -   12s
H    0     0                      12.0000000   33.00000   175%     -   29s
     0     0   32.00000    0  445   12.00000   32.00000   167%     -   30s
     0     0   32.00000    0  453   12.00000   32.00000   167%     -   31s
     0     0   32.00000    0  493   12.00000   32.00000   167%     -   46s
     0     0   32.00000    0  557   12.00000   32.00000   167%     -   48s
     0     0          -    0        12.00000   32.00000   167%     -   50s

Cutting planes:
  Gomory: 2
  Cover: 16
  Clique: 19
  MIR: 103
  GUB cover: 3
  Zero half: 43
  RLT: 71
  BQP: 4

Explored 1 nodes (47938 simplex iterations) in 50.10 seconds (42.87 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 12 11 9 3 

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

Wrote result file './lp_solutions/grafo10080.38.sol'

