
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov  1 21:22:39 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10045.38.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/grafo10045.38.lp
Reading time = 0.40 seconds
: 86622 rows, 1991 columns, 261510 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 86622 rows, 1991 columns and 261510 nonzeros
Model fingerprint: 0xf975ce36
Variable types: 44 continuous, 1947 integer (1947 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 24965 rows and 20 columns
Presolve time: 1.51s
Presolved: 61657 rows, 1971 columns, 187009 nonzeros
Variable types: 0 continuous, 1971 integer (1927 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1965 rows, 63622 columns, 188980 nonzeros


Root relaxation: objective 4.800000e+01, 1717 iterations, 1.01 seconds (0.39 work units)
Total elapsed time = 10.52s (DegenMoves)

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

     0     0   48.00000    0  398    7.00000   48.00000   586%     -   11s
H    0     0                      11.0000000   48.00000   336%     -   11s
H    0     0                      12.0000000   48.00000   300%     -   12s
H    0     0                      13.0000000   48.00000   269%     -   34s
     0     0   48.00000    0  751   13.00000   48.00000   269%     -   34s
     0     0   48.00000    0  702   13.00000   48.00000   269%     -   37s
     0     0          -    0        13.00000   48.00000   269%     -   50s

Cutting planes:
  Gomory: 4
  Lift-and-project: 19
  Cover: 14
  Clique: 12
  MIR: 130
  GUB cover: 1
  Zero half: 85
  RLT: 68

Explored 1 nodes (13200 simplex iterations) in 50.45 seconds (13.08 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 13 12 11 7 

Time limit reached
Best objective 1.300000000000e+01, best bound 4.800000000000e+01, gap 269.2308%

Wrote result file './lp_solutions/grafo10045.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 10:36:54 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10045.38.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/grafo10045.38.lp
Reading time = 0.16 seconds
: 86622 rows, 1991 columns, 261510 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 86622 rows, 1991 columns and 261510 nonzeros
Model fingerprint: 0xf975ce36
Variable types: 44 continuous, 1947 integer (1947 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 24965 rows and 20 columns
Presolve time: 1.15s
Presolved: 61657 rows, 1971 columns, 187009 nonzeros
Variable types: 0 continuous, 1971 integer (1927 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1965 rows, 63622 columns, 188980 nonzeros


Root relaxation: objective 4.800000e+01, 1717 iterations, 0.58 seconds (0.39 work units)
Total elapsed time = 5.59s (DegenMoves)

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

     0     0   48.00000    0  398    7.00000   48.00000   586%     -    6s
H    0     0                      11.0000000   48.00000   336%     -    6s
H    0     0                      12.0000000   48.00000   300%     -    6s
H    0     0                      13.0000000   48.00000   269%     -   14s
     0     0   48.00000    0  751   13.00000   48.00000   269%     -   14s
     0     0   48.00000    0  702   13.00000   48.00000   269%     -   16s
     0     0   48.00000    0  624   13.00000   48.00000   269%     -   50s

Cutting planes:
  Gomory: 4
  Lift-and-project: 19
  Cover: 14
  Clique: 12
  MIR: 130
  GUB cover: 1
  Zero half: 85
  RLT: 68

Explored 1 nodes (33975 simplex iterations) in 50.07 seconds (39.56 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 13 12 11 7 

Time limit reached
Best objective 1.300000000000e+01, best bound 4.800000000000e+01, gap 269.2308%

Wrote result file './lp_solutions/grafo10045.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 01:48:42 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10045.38.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/grafo10045.38.lp
Reading time = 0.16 seconds
: 86622 rows, 1991 columns, 261510 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 86622 rows, 1991 columns and 261510 nonzeros
Model fingerprint: 0xf975ce36
Variable types: 44 continuous, 1947 integer (1947 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 24965 rows and 20 columns
Presolve time: 1.22s
Presolved: 61657 rows, 1971 columns, 187009 nonzeros
Variable types: 0 continuous, 1971 integer (1927 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1965 rows, 63622 columns, 188980 nonzeros


Root relaxation: objective 4.800000e+01, 1717 iterations, 0.69 seconds (0.39 work units)
Total elapsed time = 6.65s (DegenMoves)

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

     0     0   48.00000    0  398    7.00000   48.00000   586%     -    7s
H    0     0                      11.0000000   48.00000   336%     -    7s
H    0     0                      12.0000000   48.00000   300%     -    7s
H    0     0                      13.0000000   48.00000   269%     -   17s
     0     0   48.00000    0  751   13.00000   48.00000   269%     -   17s
     0     0   48.00000    0  702   13.00000   48.00000   269%     -   19s
     0     0   48.00000    0  660   13.00000   48.00000   269%     -   50s

Cutting planes:
  Gomory: 4
  Lift-and-project: 19
  Cover: 14
  Clique: 12
  MIR: 130
  GUB cover: 1
  Zero half: 85
  RLT: 68

Explored 1 nodes (25923 simplex iterations) in 50.11 seconds (26.59 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 13 12 11 7 

Time limit reached
Best objective 1.300000000000e+01, best bound 4.800000000000e+01, gap 269.2308%

Wrote result file './lp_solutions/grafo10045.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 09:03:44 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10045.38.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/grafo10045.38.lp
Reading time = 0.14 seconds
: 86622 rows, 1991 columns, 261510 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 86622 rows, 1991 columns and 261510 nonzeros
Model fingerprint: 0xf975ce36
Variable types: 44 continuous, 1947 integer (1947 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 24965 rows and 20 columns
Presolve time: 0.61s
Presolved: 61657 rows, 1971 columns, 187009 nonzeros
Variable types: 0 continuous, 1971 integer (1927 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1965 rows, 63622 columns, 188980 nonzeros


Root relaxation: objective 4.800000e+01, 1717 iterations, 0.39 seconds (0.39 work units)

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

     0     0   48.00000    0  398    7.00000   48.00000   586%     -    4s
H    0     0                      11.0000000   48.00000   336%     -    4s
H    0     0                      12.0000000   48.00000   300%     -    4s
H    0     0                      13.0000000   48.00000   269%     -   11s
     0     0   48.00000    0  751   13.00000   48.00000   269%     -   11s
     0     0   48.00000    0  702   13.00000   48.00000   269%     -   12s
H    0     0                      14.0000000   48.00000   243%     -   45s
H    0     0                      16.0000000   48.00000   200%     -   45s
     0     0   48.00000    0  486   16.00000   48.00000   200%     -   46s
     0     0   48.00000    0  479   16.00000   48.00000   200%     -   47s
     0     0          -    0        16.00000   48.00000   200%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 36
  Clique: 9
  MIR: 167
  GUB cover: 4
  Zero half: 108
  RLT: 72

Explored 1 nodes (40593 simplex iterations) in 50.09 seconds (49.07 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 16 14 13 ... 7

Time limit reached
Best objective 1.600000000000e+01, best bound 4.800000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo10045.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov 22 01:59:05 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10045.38.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/grafo10045.38.lp
Reading time = 0.14 seconds
: 86622 rows, 1991 columns, 261510 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 86622 rows, 1991 columns and 261510 nonzeros
Model fingerprint: 0xf975ce36
Variable types: 44 continuous, 1947 integer (1947 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 24965 rows and 20 columns
Presolve time: 0.61s
Presolved: 61657 rows, 1971 columns, 187009 nonzeros
Variable types: 0 continuous, 1971 integer (1927 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1965 rows, 63622 columns, 188980 nonzeros


Root relaxation: objective 4.800000e+01, 1717 iterations, 0.41 seconds (0.39 work units)

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

     0     0   48.00000    0  398    7.00000   48.00000   586%     -    4s
H    0     0                      11.0000000   48.00000   336%     -    4s
H    0     0                      12.0000000   48.00000   300%     -    4s
H    0     0                      13.0000000   48.00000   269%     -   11s
     0     0   48.00000    0  751   13.00000   48.00000   269%     -   11s
     0     0   48.00000    0  702   13.00000   48.00000   269%     -   13s
H    0     0                      14.0000000   48.00000   243%     -   47s
H    0     0                      16.0000000   48.00000   200%     -   47s
     0     0   48.00000    0  486   16.00000   48.00000   200%     -   47s
     0     0   48.00000    0  479   16.00000   48.00000   200%     -   48s
     0     0          -    0        16.00000   48.00000   200%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 36
  Clique: 9
  MIR: 167
  GUB cover: 4
  Zero half: 108
  RLT: 72

Explored 1 nodes (39382 simplex iterations) in 50.07 seconds (47.85 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 16 14 13 ... 7

Time limit reached
Best objective 1.600000000000e+01, best bound 4.800000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo10045.38.sol'

