
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 07:46:06 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo7392.40.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/grafo7392.40.lp
Reading time = 0.16 seconds
: 62697 rows, 2136 columns, 189853 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 62697 rows, 2136 columns and 189853 nonzeros
Model fingerprint: 0xdd359796
Variable types: 47 continuous, 2089 integer (2089 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 6738 rows and 1 columns
Presolve time: 0.63s
Presolved: 55959 rows, 2135 columns, 169937 nonzeros
Variable types: 0 continuous, 2135 integer (2088 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 29864 rows, 28230 columns, 117747 nonzeros


Root relaxation: objective 4.600000e+01, 2152 iterations, 1.16 seconds (0.70 work units)

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

     0     0   46.00000    0  601    8.00000   46.00000   475%     -    4s
H    0     0                      10.0000000   46.00000   360%     -    5s
H    0     0                      11.0000000   46.00000   318%     -    7s
H    0     0                      12.0000000   46.00000   283%     -   29s
     0     0   46.00000    0 1056   12.00000   46.00000   283%     -   30s
H    0     0                      13.0000000   46.00000   254%     -   31s
     0     0   46.00000    0 1042   13.00000   46.00000   254%     -   31s
     0     0   46.00000    0 1038   13.00000   46.00000   254%     -   50s

Cutting planes:
  Gomory: 4
  Cover: 6
  Clique: 2
  MIR: 136
  StrongCG: 1
  Zero half: 60
  RLT: 66
  BQP: 2
  PSD: 1

Explored 1 nodes (25718 simplex iterations) in 50.11 seconds (27.70 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 13 12 11 ... 8

Time limit reached
Best objective 1.300000000000e+01, best bound 4.600000000000e+01, gap 253.8462%

Wrote result file './lp_solutions/grafo7392.40.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 05:02:01 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo7392.40.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/grafo7392.40.lp
Reading time = 0.18 seconds
: 62697 rows, 2136 columns, 189853 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 62697 rows, 2136 columns and 189853 nonzeros
Model fingerprint: 0xdd359796
Variable types: 47 continuous, 2089 integer (2089 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 6738 rows and 1 columns
Presolve time: 0.45s
Presolved: 55959 rows, 2135 columns, 169937 nonzeros
Variable types: 0 continuous, 2135 integer (2088 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 29864 rows, 28230 columns, 117747 nonzeros


Root relaxation: objective 4.600000e+01, 2152 iterations, 1.03 seconds (0.70 work units)

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

     0     0   46.00000    0  601    8.00000   46.00000   475%     -    4s
H    0     0                      10.0000000   46.00000   360%     -    4s
H    0     0                      11.0000000   46.00000   318%     -    6s
H    0     0                      12.0000000   46.00000   283%     -   30s
     0     0   46.00000    0 1056   12.00000   46.00000   283%     -   31s
H    0     0                      13.0000000   46.00000   254%     -   32s
     0     0   46.00000    0 1042   13.00000   46.00000   254%     -   32s
     0     0          -    0        13.00000   46.00000   254%     -   50s

Cutting planes:
  Gomory: 4
  Cover: 6
  Clique: 2
  MIR: 136
  StrongCG: 1
  Zero half: 60
  RLT: 66
  BQP: 2
  PSD: 1

Explored 1 nodes (24726 simplex iterations) in 50.11 seconds (26.36 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 13 12 11 ... 8

Time limit reached
Best objective 1.300000000000e+01, best bound 4.600000000000e+01, gap 253.8462%

Wrote result file './lp_solutions/grafo7392.40.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 06:04:51 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo7392.40.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/grafo7392.40.lp
Reading time = 0.12 seconds
: 62697 rows, 2136 columns, 189853 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 62697 rows, 2136 columns and 189853 nonzeros
Model fingerprint: 0xdd359796
Variable types: 47 continuous, 2089 integer (2089 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 6738 rows and 1 columns
Presolve time: 0.40s
Presolved: 55959 rows, 2135 columns, 169937 nonzeros
Variable types: 0 continuous, 2135 integer (2088 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 29864 rows, 28230 columns, 117747 nonzeros


Root relaxation: objective 4.600000e+01, 2152 iterations, 0.93 seconds (0.70 work units)

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

     0     0   46.00000    0  601    8.00000   46.00000   475%     -    3s
H    0     0                      10.0000000   46.00000   360%     -    4s
H    0     0                      11.0000000   46.00000   318%     -    5s
H    0     0                      12.0000000   46.00000   283%     -   25s
     0     0   46.00000    0 1056   12.00000   46.00000   283%     -   25s
H    0     0                      13.0000000   46.00000   254%     -   26s
     0     0   46.00000    0 1042   13.00000   46.00000   254%     -   26s
     0     0   46.00000    0 1038   13.00000   46.00000   254%     -   50s

Cutting planes:
  Gomory: 4
  Cover: 6
  Clique: 2
  MIR: 136
  StrongCG: 1
  Zero half: 60
  RLT: 66
  BQP: 2
  PSD: 1

Explored 1 nodes (30867 simplex iterations) in 50.07 seconds (32.15 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 13 12 11 ... 8

Time limit reached
Best objective 1.300000000000e+01, best bound 4.600000000000e+01, gap 253.8462%

Wrote result file './lp_solutions/grafo7392.40.sol'

