
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 01:48:14 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo367.14.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/grafo367.14.lp
Reading time = 0.00 seconds
: 1313 rows, 176 columns, 3934 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 1313 rows, 176 columns and 3934 nonzeros
Model fingerprint: 0x5939eadf
Variable types: 10 continuous, 166 integer (166 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 -0.0000000
Presolve removed 270 rows and 15 columns
Presolve time: 0.02s
Presolved: 1043 rows, 161 columns, 3229 nonzeros
Variable types: 0 continuous, 161 integer (151 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 5.000000e+00, 89 iterations, 0.01 seconds (0.00 work units)

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

     0     0    5.00000    0   32    2.00000    5.00000   150%     -    0s
H    0     0                       3.0000000    5.00000  66.7%     -    0s
     0     0    5.00000    0   58    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   22    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   12    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   20    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   39    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   38    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   37    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   37    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   27    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   32    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   32    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   26    3.00000    5.00000  66.7%     -    0s
     0     2    5.00000    0   26    3.00000    5.00000  66.7%     -    0s
H   61    77                       4.0000000    5.00000  25.0%  64.6    1s
   643   207 infeasible   21         4.00000    5.00000  25.0%  42.3    5s
  2033   214    5.00000   24   66    4.00000    5.00000  25.0%  49.3   10s
  3019    94 infeasible   22         4.00000    5.00000  25.0%  51.6   15s

Cutting planes:
  Gomory: 1
  Flow cover: 3
  GUB cover: 1
  RLT: 3

Explored 3782 nodes (212531 simplex iterations) in 16.64 seconds (3.78 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 4 3 2 -0 

Optimal solution found (tolerance 1.00e-04)
Best objective 4.000000000000e+00, best bound 4.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo367.14.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 02:04:08 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo367.14.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/grafo367.14.lp
Reading time = 0.01 seconds
: 1313 rows, 176 columns, 3934 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 1313 rows, 176 columns and 3934 nonzeros
Model fingerprint: 0x5939eadf
Variable types: 10 continuous, 166 integer (166 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 -0.0000000
Presolve removed 270 rows and 15 columns
Presolve time: 0.01s
Presolved: 1043 rows, 161 columns, 3229 nonzeros
Variable types: 0 continuous, 161 integer (151 binary)
Found heuristic solution: objective 2.0000000

Root relaxation: objective 5.000000e+00, 89 iterations, 0.00 seconds (0.00 work units)

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

     0     0    5.00000    0   32    2.00000    5.00000   150%     -    0s
H    0     0                       3.0000000    5.00000  66.7%     -    0s
     0     0    5.00000    0   58    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   22    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   12    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   20    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   39    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   38    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   37    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   37    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   27    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   32    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   32    3.00000    5.00000  66.7%     -    0s
     0     0    5.00000    0   26    3.00000    5.00000  66.7%     -    0s
     0     2    5.00000    0   26    3.00000    5.00000  66.7%     -    0s
H   61    77                       4.0000000    5.00000  25.0%  64.6    0s
  1146   269 infeasible   23         4.00000    5.00000  25.0%  45.8    5s

Cutting planes:
  Gomory: 1
  Flow cover: 3
  GUB cover: 1
  RLT: 3

Explored 3782 nodes (212531 simplex iterations) in 9.51 seconds (3.78 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 4 3 2 -0 

Optimal solution found (tolerance 1.00e-04)
Best objective 4.000000000000e+00, best bound 4.000000000000e+00, gap 0.0000%

Wrote result file './lp_solutions/grafo367.14.sol'

