
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 12:09:39 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1181.30.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/grafo1181.30.lp
Reading time = 0.08 seconds
: 44294 rows, 1374 columns, 133958 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 44294 rows, 1374 columns and 133958 nonzeros
Model fingerprint: 0xd707d73a
Variable types: 37 continuous, 1337 integer (1337 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 1.0000000
Presolve removed 12368 rows and 21 columns
Presolve time: 0.31s
Presolved: 31926 rows, 1353 columns, 97174 nonzeros
Variable types: 0 continuous, 1353 integer (1316 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 20096 rows, 13183 columns, 73514 nonzeros


Root relaxation: objective 4.200000e+01, 4563 iterations, 2.40 seconds (2.25 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   42.00000    0  404    7.00000   42.00000   500%     -    5s
     0     0   42.00000    0  524    7.00000   42.00000   500%     -    9s
     0     0   42.00000    0  534    7.00000   42.00000   500%     -    9s
     0     0   42.00000    0  459    7.00000   42.00000   500%     -   20s
H    0     0                       9.0000000   42.00000   367%     -   20s
H    0     0                      11.0000000   42.00000   282%     -   20s
     0     0   42.00000    0  420   11.00000   42.00000   282%     -   20s
     0     0   42.00000    0  528   11.00000   42.00000   282%     -   27s
H    0     0                      14.0000000   42.00000   200%     -   27s
     0     0   42.00000    0  491   14.00000   42.00000   200%     -   28s
     0     0   42.00000    0  299   14.00000   42.00000   200%     -   32s
     0     0   42.00000    0  281   14.00000   42.00000   200%     -   32s
     0     0   42.00000    0  330   14.00000   42.00000   200%     -   44s
     0     0   42.00000    0  335   14.00000   42.00000   200%     -   44s
     0     0   42.00000    0  402   14.00000   42.00000   200%     -   50s

Cutting planes:
  Cover: 29
  Clique: 4
  MIR: 190
  StrongCG: 2
  GUB cover: 4
  Zero half: 47
  RLT: 60

Explored 1 nodes (66785 simplex iterations) in 50.05 seconds (41.54 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 11 9 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 4.200000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo1181.30.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 03:53:20 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1181.30.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/grafo1181.30.lp
Reading time = 0.12 seconds
: 44294 rows, 1374 columns, 133958 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 44294 rows, 1374 columns and 133958 nonzeros
Model fingerprint: 0xd707d73a
Variable types: 37 continuous, 1337 integer (1337 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 1.0000000
Presolve removed 12368 rows and 21 columns
Presolve time: 0.48s
Presolved: 31926 rows, 1353 columns, 97174 nonzeros
Variable types: 0 continuous, 1353 integer (1316 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 20096 rows, 13183 columns, 73514 nonzeros


Root relaxation: objective 4.200000e+01, 4563 iterations, 3.38 seconds (2.25 work units)
Total elapsed time = 6.75s (DegenMoves)

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

     0     0   42.00000    0  404    7.00000   42.00000   500%     -    7s
     0     0   42.00000    0  524    7.00000   42.00000   500%     -   13s
     0     0   42.00000    0  534    7.00000   42.00000   500%     -   13s
     0     0   42.00000    0  459    7.00000   42.00000   500%     -   26s
H    0     0                       9.0000000   42.00000   367%     -   26s
H    0     0                      11.0000000   42.00000   282%     -   26s
     0     0   42.00000    0  420   11.00000   42.00000   282%     -   26s
     0     0   42.00000    0  528   11.00000   42.00000   282%     -   35s
H    0     0                      14.0000000   42.00000   200%     -   35s
     0     0   42.00000    0  491   14.00000   42.00000   200%     -   36s
     0     0   42.00000    0  299   14.00000   42.00000   200%     -   42s
     0     0   42.00000    0  281   14.00000   42.00000   200%     -   42s
     0     0   42.00000    0  520   14.00000   42.00000   200%     -   50s

Cutting planes:
  Cover: 33
  Clique: 10
  MIR: 182
  StrongCG: 4
  GUB cover: 3
  Zero half: 39
  RLT: 73

Explored 1 nodes (50692 simplex iterations) in 50.05 seconds (30.60 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 11 9 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 4.200000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo1181.30.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 10:32:07 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1181.30.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/grafo1181.30.lp
Reading time = 0.16 seconds
: 44294 rows, 1374 columns, 133958 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 44294 rows, 1374 columns and 133958 nonzeros
Model fingerprint: 0xd707d73a
Variable types: 37 continuous, 1337 integer (1337 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 1.0000000
Presolve removed 12368 rows and 21 columns
Presolve time: 0.30s
Presolved: 31926 rows, 1353 columns, 97174 nonzeros
Variable types: 0 continuous, 1353 integer (1316 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 20096 rows, 13183 columns, 73514 nonzeros


Root relaxation: objective 4.200000e+01, 4563 iterations, 2.34 seconds (2.25 work units)
Total elapsed time = 5.20s (DegenMoves)

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

     0     0   42.00000    0  404    7.00000   42.00000   500%     -    5s
     0     0   42.00000    0  524    7.00000   42.00000   500%     -    9s
     0     0   42.00000    0  534    7.00000   42.00000   500%     -    9s
     0     0   42.00000    0  459    7.00000   42.00000   500%     -   18s
H    0     0                       9.0000000   42.00000   367%     -   18s
H    0     0                      11.0000000   42.00000   282%     -   18s
     0     0   42.00000    0  420   11.00000   42.00000   282%     -   19s
     0     0   42.00000    0  528   11.00000   42.00000   282%     -   26s
H    0     0                      14.0000000   42.00000   200%     -   26s
     0     0   42.00000    0  491   14.00000   42.00000   200%     -   27s
     0     0   42.00000    0  299   14.00000   42.00000   200%     -   31s
     0     0   42.00000    0  281   14.00000   42.00000   200%     -   31s
     0     0   42.00000    0  330   14.00000   42.00000   200%     -   43s
     0     0   42.00000    0  335   14.00000   42.00000   200%     -   43s
     0     0   42.00000    0  402   14.00000   42.00000   200%     -   49s

Cutting planes:
  Cover: 2
  Clique: 2
  MIR: 36
  StrongCG: 1
  GUB cover: 1
  Zero half: 1
  RLT: 28

Explored 1 nodes (69427 simplex iterations) in 50.02 seconds (43.61 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 11 9 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 4.200000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo1181.30.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 03:35:42 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1181.30.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/grafo1181.30.lp
Reading time = 0.07 seconds
: 44294 rows, 1374 columns, 133958 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 44294 rows, 1374 columns and 133958 nonzeros
Model fingerprint: 0xd707d73a
Variable types: 37 continuous, 1337 integer (1337 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 1.0000000
Presolve removed 12368 rows and 21 columns
Presolve time: 0.30s
Presolved: 31926 rows, 1353 columns, 97174 nonzeros
Variable types: 0 continuous, 1353 integer (1316 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 20096 rows, 13183 columns, 73514 nonzeros


Root relaxation: objective 4.200000e+01, 4563 iterations, 2.27 seconds (2.25 work units)
Total elapsed time = 5.11s (DegenMoves)

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

     0     0   42.00000    0  404    7.00000   42.00000   500%     -    5s
     0     0   42.00000    0  524    7.00000   42.00000   500%     -    8s
     0     0   42.00000    0  534    7.00000   42.00000   500%     -    8s
     0     0   42.00000    0  459    7.00000   42.00000   500%     -   18s
H    0     0                       9.0000000   42.00000   367%     -   18s
H    0     0                      11.0000000   42.00000   282%     -   18s
     0     0   42.00000    0  420   11.00000   42.00000   282%     -   18s
     0     0   42.00000    0  528   11.00000   42.00000   282%     -   24s
H    0     0                      14.0000000   42.00000   200%     -   24s
     0     0   42.00000    0  491   14.00000   42.00000   200%     -   25s
     0     0   42.00000    0  299   14.00000   42.00000   200%     -   29s
     0     0   42.00000    0  281   14.00000   42.00000   200%     -   29s
     0     0   42.00000    0  330   14.00000   42.00000   200%     -   39s
     0     0   42.00000    0  335   14.00000   42.00000   200%     -   40s
     0     0   42.00000    0  402   14.00000   42.00000   200%     -   46s
     0     0   42.00000    0  384   14.00000   42.00000   200%     -   46s
     0     0   42.00000    0  478   14.00000   42.00000   200%     -   50s

Cutting planes:
  Cover: 24
  Clique: 11
  MIR: 152
  StrongCG: 1
  GUB cover: 1
  Zero half: 43
  RLT: 61
  Relax-and-lift: 1

Explored 1 nodes (74907 simplex iterations) in 50.04 seconds (46.91 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 11 9 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 4.200000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo1181.30.sol'

