
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 01:46:02 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2484.17.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/grafo2484.17.lp
Reading time = 0.01 seconds
: 2311 rows, 263 columns, 6973 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 2311 rows, 263 columns and 6973 nonzeros
Model fingerprint: 0xebd34e66
Variable types: 13 continuous, 250 integer (250 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 288 rows and 18 columns
Presolve time: 0.06s
Presolved: 2023 rows, 245 columns, 6235 nonzeros
Variable types: 0 continuous, 245 integer (232 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 6.000000e+00, 26 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    9    2.00000    6.00000   200%     -    0s
H    0     0                       3.0000000    6.00000   100%     -    0s
H    0     0                       4.0000000    6.00000  50.0%     -    0s
     0     0    6.00000    0   23    4.00000    6.00000  50.0%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0   33    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   19    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   34    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   24    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   47    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    1s
     0     2    6.00000    0   20    5.00000    6.00000  20.0%     -    1s
    19    14    6.00000    1   35    5.00000    6.00000  20.0%  17.0    5s
   293   197 infeasible   28         5.00000    6.00000  20.0%  69.5   10s
  1116   478 infeasible   36         5.00000    6.00000  20.0%  68.1   16s
  1910   646    6.00000   30   86    5.00000    6.00000  20.0%  69.8   21s
  3555   914 infeasible   34         5.00000    6.00000  20.0%  75.0   28s
  4046   945 infeasible   33         5.00000    6.00000  20.0%  75.9   31s
  4653   959    6.00000   35  110    5.00000    6.00000  20.0%  77.0   35s
  5858  1045    6.00000   28  106    5.00000    6.00000  20.0%  77.3   43s
  6020  1066    6.00000   28   52    5.00000    6.00000  20.0%  77.9   46s
  7469  1028 infeasible   29         5.00000    6.00000  20.0%  81.0   50s

Cutting planes:
  Gomory: 1
  Lift-and-project: 2
  Cover: 1
  MIR: 1
  Flow cover: 6
  GUB cover: 1
  Zero half: 4
  RLT: 1

Explored 7489 nodes (607334 simplex iterations) in 50.05 seconds (12.74 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 5 4 3 ... -0

Time limit reached
Best objective 5.000000000000e+00, best bound 6.000000000000e+00, gap 20.0000%

Wrote result file './lp_solutions/grafo2484.17.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 02:02:17 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2484.17.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/grafo2484.17.lp
Reading time = 0.01 seconds
: 2311 rows, 263 columns, 6973 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 2311 rows, 263 columns and 6973 nonzeros
Model fingerprint: 0xebd34e66
Variable types: 13 continuous, 250 integer (250 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 288 rows and 18 columns
Presolve time: 0.03s
Presolved: 2023 rows, 245 columns, 6235 nonzeros
Variable types: 0 continuous, 245 integer (232 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 6.000000e+00, 26 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    9    2.00000    6.00000   200%     -    0s
H    0     0                       3.0000000    6.00000   100%     -    0s
H    0     0                       4.0000000    6.00000  50.0%     -    0s
     0     0    6.00000    0   23    4.00000    6.00000  50.0%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0   33    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   19    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   34    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   24    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   47    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     2    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
   293   197 infeasible   28         5.00000    6.00000  20.0%  69.5    5s
  1274   616    6.00000   32   60    5.00000    6.00000  20.0%  70.3   10s
  3555   914 infeasible   34         5.00000    6.00000  20.0%  75.0   16s
  4653   959    6.00000   35  110    5.00000    6.00000  20.0%  77.0   21s
  5858  1045    6.00000   28  106    5.00000    6.00000  20.0%  77.3   26s
  7469  1001 infeasible   29         5.00000    6.00000  20.0%  81.0   31s
  9138   662 infeasible   37         5.00000    6.00000  20.0%  80.6   35s

Cutting planes:
  Gomory: 1
  Lift-and-project: 2
  Cover: 1
  MIR: 1
  Flow cover: 6
  GUB cover: 1
  Zero half: 4
  RLT: 1

Explored 11424 nodes (953977 simplex iterations) in 39.26 seconds (16.70 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 5 4 3 ... -0

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2484.17.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 02:11:44 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2484.17.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/grafo2484.17.lp
Reading time = 0.00 seconds
: 2311 rows, 263 columns, 6973 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 2311 rows, 263 columns and 6973 nonzeros
Model fingerprint: 0xebd34e66
Variable types: 13 continuous, 250 integer (250 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 288 rows and 18 columns
Presolve time: 0.03s
Presolved: 2023 rows, 245 columns, 6235 nonzeros
Variable types: 0 continuous, 245 integer (232 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 6.000000e+00, 26 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    9    2.00000    6.00000   200%     -    0s
H    0     0                       3.0000000    6.00000   100%     -    0s
H    0     0                       4.0000000    6.00000  50.0%     -    0s
     0     0    6.00000    0   23    4.00000    6.00000  50.0%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0   33    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   19    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   34    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   24    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   47    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     2    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
   538   294    6.00000   41  101    5.00000    6.00000  20.0%  71.6    5s
  1274   616    6.00000   32   60    5.00000    6.00000  20.0%  70.3   10s
  3555   914 infeasible   34         5.00000    6.00000  20.0%  75.0   17s
  4653   959    6.00000   35  110    5.00000    6.00000  20.0%  77.0   21s
  5858  1045    6.00000   28  106    5.00000    6.00000  20.0%  77.3   27s
  6796  1017 infeasible   28         5.00000    6.00000  20.0%  78.7   30s
  9138   662 infeasible   37         5.00000    6.00000  20.0%  80.6   36s
 10748   101    6.00000   38   97    5.00000    6.00000  20.0%  82.6   40s

Cutting planes:
  Gomory: 1
  Lift-and-project: 2
  Cover: 1
  MIR: 1
  Flow cover: 6
  GUB cover: 1
  Zero half: 4
  RLT: 1

Explored 11424 nodes (953977 simplex iterations) in 41.04 seconds (16.70 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 5 4 3 ... -0

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2484.17.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 00:05:08 2024

Set parameter Username
Set parameter TimeLimit to value 100
Set parameter LogFile to value "./lp_solutions/grafo2484.17.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/grafo2484.17.lp
Reading time = 0.01 seconds
: 2311 rows, 263 columns, 6973 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 2311 rows, 263 columns and 6973 nonzeros
Model fingerprint: 0xebd34e66
Variable types: 13 continuous, 250 integer (250 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 288 rows and 18 columns
Presolve time: 0.03s
Presolved: 2023 rows, 245 columns, 6235 nonzeros
Variable types: 0 continuous, 245 integer (232 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 6.000000e+00, 26 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    9    2.00000    6.00000   200%     -    0s
H    0     0                       3.0000000    6.00000   100%     -    0s
H    0     0                       4.0000000    6.00000  50.0%     -    0s
     0     0    6.00000    0   23    4.00000    6.00000  50.0%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0   33    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   19    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   34    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   24    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   47    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     2    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
  1116   478 infeasible   36         5.00000    6.00000  20.0%  68.1    7s
  2452   762    6.00000   37  105    5.00000    6.00000  20.0%  71.6   10s
  4653   959    6.00000   35  110    5.00000    6.00000  20.0%  77.0   16s
  5858  1045    6.00000   28  106    5.00000    6.00000  20.0%  77.3   20s
  8177   834    6.00000   39   99    5.00000    6.00000  20.0%  80.8   25s
 11197     0 infeasible   40         5.00000    6.00000  20.0%  83.0   30s

Cutting planes:
  Gomory: 1
  Lift-and-project: 2
  Cover: 1
  MIR: 1
  Flow cover: 6
  GUB cover: 1
  Zero half: 4
  RLT: 1

Explored 11424 nodes (953977 simplex iterations) in 30.35 seconds (16.70 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 5 4 3 ... -0

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2484.17.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 00:25:53 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2484.17.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/grafo2484.17.lp
Reading time = 0.01 seconds
: 2311 rows, 263 columns, 6973 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 2311 rows, 263 columns and 6973 nonzeros
Model fingerprint: 0xebd34e66
Variable types: 13 continuous, 250 integer (250 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 288 rows and 18 columns
Presolve time: 0.02s
Presolved: 2023 rows, 245 columns, 6235 nonzeros
Variable types: 0 continuous, 245 integer (232 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 6.000000e+00, 26 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    9    2.00000    6.00000   200%     -    0s
H    0     0                       3.0000000    6.00000   100%     -    0s
H    0     0                       4.0000000    6.00000  50.0%     -    0s
     0     0    6.00000    0   23    4.00000    6.00000  50.0%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0   33    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   19    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   34    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   24    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   47    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     2    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
   765   419 infeasible   29         5.00000    6.00000  20.0%  69.3    5s
  2452   762    6.00000   37  105    5.00000    6.00000  20.0%  71.6   10s
  4653   959    6.00000   35  110    5.00000    6.00000  20.0%  77.0   16s
  5858  1045    6.00000   28  106    5.00000    6.00000  20.0%  77.3   20s
  8177   834    6.00000   39   99    5.00000    6.00000  20.0%  80.8   25s
 11197     0 infeasible   40         5.00000    6.00000  20.0%  83.0   30s

Cutting planes:
  Gomory: 1
  Lift-and-project: 2
  Cover: 1
  MIR: 1
  Flow cover: 6
  GUB cover: 1
  Zero half: 4
  RLT: 1

Explored 11424 nodes (953977 simplex iterations) in 30.23 seconds (16.70 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 5 4 3 ... -0

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2484.17.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 01:30:43 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2484.17.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/grafo2484.17.lp
Reading time = 0.01 seconds
: 2311 rows, 263 columns, 6973 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 2311 rows, 263 columns and 6973 nonzeros
Model fingerprint: 0xebd34e66
Variable types: 13 continuous, 250 integer (250 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 288 rows and 18 columns
Presolve time: 0.02s
Presolved: 2023 rows, 245 columns, 6235 nonzeros
Variable types: 0 continuous, 245 integer (232 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 6.000000e+00, 26 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    9    2.00000    6.00000   200%     -    0s
H    0     0                       3.0000000    6.00000   100%     -    0s
H    0     0                       4.0000000    6.00000  50.0%     -    0s
     0     0    6.00000    0   23    4.00000    6.00000  50.0%     -    0s
H    0     0                       5.0000000    6.00000  20.0%     -    0s
     0     0    6.00000    0   33    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   19    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   34    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   24    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   47    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     0    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
     0     2    6.00000    0   20    5.00000    6.00000  20.0%     -    0s
  1116   478 infeasible   36         5.00000    6.00000  20.0%  68.1    6s
  3555   914 infeasible   34         5.00000    6.00000  20.0%  75.0   10s
  5858  1045    6.00000   28  106    5.00000    6.00000  20.0%  77.3   17s
  6796  1017 infeasible   28         5.00000    6.00000  20.0%  78.7   20s
 10748   101    6.00000   38   97    5.00000    6.00000  20.0%  82.6   26s

Cutting planes:
  Gomory: 1
  Lift-and-project: 2
  Cover: 1
  MIR: 1
  Flow cover: 6
  GUB cover: 1
  Zero half: 4
  RLT: 1

Explored 11424 nodes (953977 simplex iterations) in 26.76 seconds (16.70 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 5 4 3 ... -0

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo2484.17.sol'

