
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 07:50:41 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5478.32.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/grafo5478.32.lp
Reading time = 0.09 seconds
: 45057 rows, 1401 columns, 136194 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 45057 rows, 1401 columns and 136194 nonzeros
Model fingerprint: 0x686d3af5
Variable types: 37 continuous, 1364 integer (1364 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 11777 rows and 36 columns
Presolve time: 0.35s
Presolved: 33280 rows, 1365 columns, 101173 nonzeros
Variable types: 0 continuous, 1365 integer (1328 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 20550 rows, 14095 columns, 75713 nonzeros


Root relaxation: objective 3.700000e+01, 2217 iterations, 1.34 seconds (0.78 work units)

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

     0     0   37.00000    0  382    5.00000   37.00000   640%     -    4s
H    0     0                       6.0000000   37.00000   517%     -    4s
H    0     0                       7.0000000   37.00000   429%     -    6s
     0     0   37.00000    0  555    7.00000   37.00000   429%     -   10s
     0     0   37.00000    0  480    7.00000   37.00000   429%     -   11s
H    0     0                       8.0000000   37.00000   362%     -   23s
H    0     0                       9.0000000   37.00000   311%     -   23s
     0     0   37.00000    0  446    9.00000   37.00000   311%     -   23s
H    0     0                      10.0000000   37.00000   270%     -   23s
     0     0   37.00000    0  434   10.00000   37.00000   270%     -   23s
     0     0   37.00000    0  389   10.00000   37.00000   270%     -   38s
     0     0   37.00000    0  343   10.00000   37.00000   270%     -   39s
     0     0   37.00000    0  396   10.00000   37.00000   270%     -   50s

Cutting planes:
  Cover: 31
  Clique: 12
  MIR: 144
  StrongCG: 3
  GUB cover: 6
  Zero half: 37
  RLT: 49

Explored 1 nodes (51902 simplex iterations) in 50.04 seconds (33.87 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 10 9 8 ... 1

Time limit reached
Best objective 1.000000000000e+01, best bound 3.700000000000e+01, gap 270.0000%

Wrote result file './lp_solutions/grafo5478.32.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 11:09:39 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5478.32.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/grafo5478.32.lp
Reading time = 0.07 seconds
: 45057 rows, 1401 columns, 136194 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 45057 rows, 1401 columns and 136194 nonzeros
Model fingerprint: 0x686d3af5
Variable types: 37 continuous, 1364 integer (1364 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 11777 rows and 36 columns
Presolve time: 0.31s
Presolved: 33280 rows, 1365 columns, 101173 nonzeros
Variable types: 0 continuous, 1365 integer (1328 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 20550 rows, 14095 columns, 75713 nonzeros


Root relaxation: objective 3.700000e+01, 2217 iterations, 0.76 seconds (0.78 work units)

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

     0     0   37.00000    0  382    5.00000   37.00000   640%     -    3s
H    0     0                       6.0000000   37.00000   517%     -    3s
H    0     0                       7.0000000   37.00000   429%     -    4s
     0     0   37.00000    0  555    7.00000   37.00000   429%     -    7s
     0     0   37.00000    0  480    7.00000   37.00000   429%     -    7s
H    0     0                       8.0000000   37.00000   362%     -   16s
H    0     0                       9.0000000   37.00000   311%     -   16s
     0     0   37.00000    0  446    9.00000   37.00000   311%     -   16s
H    0     0                      10.0000000   37.00000   270%     -   16s
     0     0   37.00000    0  434   10.00000   37.00000   270%     -   16s
     0     0   37.00000    0  389   10.00000   37.00000   270%     -   27s
     0     0   37.00000    0  343   10.00000   37.00000   270%     -   28s
     0     0   37.00000    0  396   10.00000   37.00000   270%     -   44s
     0     0   37.00000    0  399   10.00000   37.00000   270%     -   45s
     0     0   37.00000    0  539   10.00000   37.00000   270%     -   50s

Cutting planes:
  Cover: 34
  Clique: 9
  MIR: 145
  StrongCG: 1
  GUB cover: 3
  Zero half: 46
  RLT: 64
  BQP: 2

Explored 1 nodes (70476 simplex iterations) in 50.03 seconds (48.41 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 10 9 8 ... 1

Time limit reached
Best objective 1.000000000000e+01, best bound 3.700000000000e+01, gap 270.0000%

Wrote result file './lp_solutions/grafo5478.32.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 04:13:12 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5478.32.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/grafo5478.32.lp
Reading time = 0.08 seconds
: 45057 rows, 1401 columns, 136194 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 45057 rows, 1401 columns and 136194 nonzeros
Model fingerprint: 0x686d3af5
Variable types: 37 continuous, 1364 integer (1364 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 11777 rows and 36 columns
Presolve time: 0.31s
Presolved: 33280 rows, 1365 columns, 101173 nonzeros
Variable types: 0 continuous, 1365 integer (1328 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 20550 rows, 14095 columns, 75713 nonzeros


Root relaxation: objective 3.700000e+01, 2217 iterations, 0.79 seconds (0.78 work units)

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

     0     0   37.00000    0  382    5.00000   37.00000   640%     -    3s
H    0     0                       6.0000000   37.00000   517%     -    3s
H    0     0                       7.0000000   37.00000   429%     -    4s
     0     0   37.00000    0  555    7.00000   37.00000   429%     -    7s
     0     0   37.00000    0  480    7.00000   37.00000   429%     -    7s
H    0     0                       8.0000000   37.00000   362%     -   15s
H    0     0                       9.0000000   37.00000   311%     -   15s
     0     0   37.00000    0  446    9.00000   37.00000   311%     -   15s
H    0     0                      10.0000000   37.00000   270%     -   15s
     0     0   37.00000    0  434   10.00000   37.00000   270%     -   15s
     0     0   37.00000    0  389   10.00000   37.00000   270%     -   27s
     0     0   37.00000    0  343   10.00000   37.00000   270%     -   28s
     0     0   37.00000    0  396   10.00000   37.00000   270%     -   44s
     0     0   37.00000    0  399   10.00000   37.00000   270%     -   45s
     0     0   37.00000    0  539   10.00000   37.00000   270%     -   50s

Cutting planes:
  Cover: 34
  Clique: 9
  MIR: 145
  StrongCG: 1
  GUB cover: 3
  Zero half: 46
  RLT: 64
  BQP: 2

Explored 1 nodes (70414 simplex iterations) in 50.03 seconds (48.37 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 10 9 8 ... 1

Time limit reached
Best objective 1.000000000000e+01, best bound 3.700000000000e+01, gap 270.0000%

Wrote result file './lp_solutions/grafo5478.32.sol'

