
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov  1 21:51:00 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1022.17.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/grafo1022.17.lp
Reading time = 0.02 seconds
: 2581 rows, 292 columns, 7833 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 2581 rows, 292 columns and 7833 nonzeros
Model fingerprint: 0x9454ff60
Variable types: 15 continuous, 277 integer (277 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 218 rows and 18 columns
Presolve time: 0.04s
Presolved: 2363 rows, 274 columns, 7293 nonzeros
Variable types: 0 continuous, 274 integer (259 binary)
Found heuristic solution: objective 3.0000000

Root relaxation: objective 6.000000e+00, 75 iterations, 0.01 seconds (0.00 work units)

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

     0     0    6.00000    0   27    3.00000    6.00000   100%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0    6    5.00000    6.00000  20.0%     -    0s
H    0     0                       6.0000000    6.00000  0.00%     -    0s
     0     0    6.00000    0    6    6.00000    6.00000  0.00%     -    0s

Cutting planes:
  Gomory: 1
  Cover: 2
  MIR: 1

Explored 1 nodes (426 simplex iterations) in 0.24 seconds (0.06 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 6 5 3 

Optimal solution found (tolerance 1.00e-04)
Best objective 6.000000000000e+00, best bound 6.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo1022.17.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 01:39:40 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1022.17.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/grafo1022.17.lp
Reading time = 0.01 seconds
: 2581 rows, 292 columns, 7833 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 2581 rows, 292 columns and 7833 nonzeros
Model fingerprint: 0x9454ff60
Variable types: 15 continuous, 277 integer (277 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 218 rows and 18 columns
Presolve time: 0.03s
Presolved: 2363 rows, 274 columns, 7293 nonzeros
Variable types: 0 continuous, 274 integer (259 binary)
Found heuristic solution: objective 3.0000000

Root relaxation: objective 6.000000e+00, 75 iterations, 0.01 seconds (0.00 work units)

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

     0     0    6.00000    0   27    3.00000    6.00000   100%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0    6    5.00000    6.00000  20.0%     -    0s
H    0     0                       6.0000000    6.00000  0.00%     -    0s
     0     0    6.00000    0    6    6.00000    6.00000  0.00%     -    0s

Cutting planes:
  Gomory: 1
  Cover: 2
  MIR: 1

Explored 1 nodes (426 simplex iterations) in 0.15 seconds (0.06 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 6 5 3 

Optimal solution found (tolerance 1.00e-04)
Best objective 6.000000000000e+00, best bound 6.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo1022.17.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 01:56:06 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1022.17.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/grafo1022.17.lp
Reading time = 0.01 seconds
: 2581 rows, 292 columns, 7833 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 2581 rows, 292 columns and 7833 nonzeros
Model fingerprint: 0x9454ff60
Variable types: 15 continuous, 277 integer (277 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 218 rows and 18 columns
Presolve time: 0.04s
Presolved: 2363 rows, 274 columns, 7293 nonzeros
Variable types: 0 continuous, 274 integer (259 binary)
Found heuristic solution: objective 3.0000000

Root relaxation: objective 6.000000e+00, 75 iterations, 0.05 seconds (0.00 work units)

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

     0     0    6.00000    0   27    3.00000    6.00000   100%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0    6    5.00000    6.00000  20.0%     -    0s
H    0     0                       6.0000000    6.00000  0.00%     -    0s
     0     0    6.00000    0    6    6.00000    6.00000  0.00%     -    0s

Cutting planes:
  Gomory: 1
  Cover: 2
  MIR: 1

Explored 1 nodes (426 simplex iterations) in 0.21 seconds (0.06 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 6 5 3 

Optimal solution found (tolerance 1.00e-04)
Best objective 6.000000000000e+00, best bound 6.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo1022.17.sol'

