
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 06:47:44 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5776.36.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/grafo5776.36.lp
Reading time = 0.08 seconds
: 40255 rows, 1618 columns, 121990 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 40255 rows, 1618 columns and 121990 nonzeros
Model fingerprint: 0xa39ac93e
Variable types: 40 continuous, 1578 integer (1578 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 2.0000000
Presolve removed 4043 rows and 40 columns
Presolve time: 0.37s
Presolved: 36212 rows, 1578 columns, 110188 nonzeros
Variable types: 0 continuous, 1578 integer (1538 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 19192 rows, 18598 columns, 76148 nonzeros


Root relaxation: objective 3.300000e+01, 2022 iterations, 1.01 seconds (0.55 work units)

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

     0     0   33.00000    0  351    7.00000   33.00000   371%     -    4s
H    0     0                       8.0000000   33.00000   312%     -    4s
H    0     0                       9.0000000   33.00000   267%     -    4s
H    0     0                      10.0000000   33.00000   230%     -    4s
     0     0   33.00000    0  550   10.00000   33.00000   230%     -   10s
     0     0   33.00000    0  535   10.00000   33.00000   230%     -   11s
H    0     0                      12.0000000   33.00000   175%     -   28s
     0     0   33.00000    0  487   12.00000   33.00000   175%     -   28s
     0     0   33.00000    0  461   12.00000   33.00000   175%     -   30s
     0     0   33.00000    0  311   12.00000   33.00000   175%     -   38s
     0     0   33.00000    0  330   12.00000   33.00000   175%     -   38s
     0     0   33.00000    0  329   12.00000   33.00000   175%     -   46s
     0     0   33.00000    0  402   12.00000   33.00000   175%     -   47s
     0     0   33.00000    0  450   12.00000   33.00000   175%     -   50s

Cutting planes:
  Gomory: 2
  Cover: 16
  Clique: 1
  MIR: 140
  StrongCG: 2
  GUB cover: 3
  Zero half: 26
  RLT: 48

Explored 1 nodes (52144 simplex iterations) in 50.06 seconds (29.49 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 12 10 9 ... 2

Time limit reached
Best objective 1.200000000000e+01, best bound 3.300000000000e+01, gap 175.0000%

Wrote result file './lp_solutions/grafo5776.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 04:25:59 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5776.36.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/grafo5776.36.lp
Reading time = 0.09 seconds
: 40255 rows, 1618 columns, 121990 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 40255 rows, 1618 columns and 121990 nonzeros
Model fingerprint: 0xa39ac93e
Variable types: 40 continuous, 1578 integer (1578 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 2.0000000
Presolve removed 4043 rows and 40 columns
Presolve time: 0.36s
Presolved: 36212 rows, 1578 columns, 110188 nonzeros
Variable types: 0 continuous, 1578 integer (1538 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 19192 rows, 18598 columns, 76148 nonzeros


Root relaxation: objective 3.300000e+01, 2022 iterations, 0.84 seconds (0.55 work units)

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

     0     0   33.00000    0  351    7.00000   33.00000   371%     -    4s
H    0     0                       8.0000000   33.00000   312%     -    4s
H    0     0                       9.0000000   33.00000   267%     -    4s
H    0     0                      10.0000000   33.00000   230%     -    4s
     0     0   33.00000    0  550   10.00000   33.00000   230%     -    9s
     0     0   33.00000    0  535   10.00000   33.00000   230%     -   10s
H    0     0                      12.0000000   33.00000   175%     -   31s
     0     0   33.00000    0  487   12.00000   33.00000   175%     -   31s
     0     0   33.00000    0  461   12.00000   33.00000   175%     -   33s
     0     0   33.00000    0  311   12.00000   33.00000   175%     -   41s
     0     0   33.00000    0  330   12.00000   33.00000   175%     -   42s
     0     0   33.00000    0  329   12.00000   33.00000   175%     -   49s
     0     0          -    0        12.00000   33.00000   175%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 1
  Clique: 1
  MIR: 54
  StrongCG: 2
  Zero half: 6
  RLT: 34

Explored 1 nodes (49218 simplex iterations) in 50.07 seconds (27.72 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 12 10 9 ... 2

Time limit reached
Best objective 1.200000000000e+01, best bound 3.300000000000e+01, gap 175.0000%

Wrote result file './lp_solutions/grafo5776.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 05:28:52 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5776.36.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/grafo5776.36.lp
Reading time = 0.07 seconds
: 40255 rows, 1618 columns, 121990 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 40255 rows, 1618 columns and 121990 nonzeros
Model fingerprint: 0xa39ac93e
Variable types: 40 continuous, 1578 integer (1578 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 2.0000000
Presolve removed 4043 rows and 40 columns
Presolve time: 0.30s
Presolved: 36212 rows, 1578 columns, 110188 nonzeros
Variable types: 0 continuous, 1578 integer (1538 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 19192 rows, 18598 columns, 76148 nonzeros


Root relaxation: objective 3.300000e+01, 2022 iterations, 0.69 seconds (0.55 work units)

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

     0     0   33.00000    0  351    7.00000   33.00000   371%     -    3s
H    0     0                       8.0000000   33.00000   312%     -    3s
H    0     0                       9.0000000   33.00000   267%     -    3s
H    0     0                      10.0000000   33.00000   230%     -    3s
     0     0   33.00000    0  550   10.00000   33.00000   230%     -    7s
     0     0   33.00000    0  535   10.00000   33.00000   230%     -    8s
H    0     0                      12.0000000   33.00000   175%     -   24s
     0     0   33.00000    0  487   12.00000   33.00000   175%     -   24s
     0     0   33.00000    0  461   12.00000   33.00000   175%     -   25s
     0     0   33.00000    0  311   12.00000   33.00000   175%     -   33s
     0     0   33.00000    0  330   12.00000   33.00000   175%     -   33s
     0     0   33.00000    0  329   12.00000   33.00000   175%     -   40s
     0     0   33.00000    0  402   12.00000   33.00000   175%     -   41s
     0     0   33.00000    0  410   12.00000   33.00000   175%     -   50s

Cutting planes:
  Gomory: 2
  Cover: 16
  Clique: 1
  MIR: 140
  StrongCG: 2
  GUB cover: 3
  Zero half: 26
  RLT: 48

Explored 1 nodes (61278 simplex iterations) in 50.05 seconds (34.89 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 12 10 9 ... 2

Time limit reached
Best objective 1.200000000000e+01, best bound 3.300000000000e+01, gap 175.0000%

Wrote result file './lp_solutions/grafo5776.36.sol'

