
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 08:31:45 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5692.35.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/grafo5692.35.lp
Reading time = 0.16 seconds
: 66688 rows, 1783 columns, 201554 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 66688 rows, 1783 columns and 201554 nonzeros
Model fingerprint: 0xba41f651
Variable types: 43 continuous, 1740 integer (1740 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 16909 rows and 36 columns
Presolve time: 0.65s
Presolved: 49779 rows, 1747 columns, 151195 nonzeros
Variable types: 0 continuous, 1747 integer (1704 binary)
Found heuristic solution: objective 12.0000000
Root relaxation presolved: 1747 rows, 51526 columns, 152942 nonzeros


Root relaxation: objective 4.200000e+01, 2383 iterations, 0.92 seconds (0.71 work units)
Total elapsed time = 7.94s (DegenMoves)

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

     0     0   42.00000    0  364   12.00000   42.00000   250%     -    9s
H    0     0                      13.0000000   42.00000   223%     -    9s
H    0     0                      14.0000000   42.00000   200%     -   10s
     0     0   42.00000    0  714   14.00000   42.00000   200%     -   19s
     0     0   42.00000    0  702   14.00000   42.00000   200%     -   20s
     0     0   42.00000    0  697   14.00000   42.00000   200%     -   50s

Cutting planes:
  Gomory: 2
  Cover: 17
  Clique: 2
  MIR: 154
  StrongCG: 3
  GUB cover: 1
  Zero half: 55
  RLT: 75

Explored 1 nodes (37489 simplex iterations) in 50.09 seconds (37.41 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 14 13 12 1 

Time limit reached
Best objective 1.400000000000e+01, best bound 4.200000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo5692.35.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 06:28:45 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5692.35.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/grafo5692.35.lp
Reading time = 0.11 seconds
: 66688 rows, 1783 columns, 201554 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 66688 rows, 1783 columns and 201554 nonzeros
Model fingerprint: 0xba41f651
Variable types: 43 continuous, 1740 integer (1740 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 16909 rows and 36 columns
Presolve time: 0.48s
Presolved: 49779 rows, 1747 columns, 151195 nonzeros
Variable types: 0 continuous, 1747 integer (1704 binary)
Found heuristic solution: objective 12.0000000
Root relaxation presolved: 1747 rows, 51526 columns, 152942 nonzeros


Root relaxation: objective 4.200000e+01, 2383 iterations, 0.63 seconds (0.71 work units)
Total elapsed time = 6.14s (DegenMoves)

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

     0     0   42.00000    0  364   12.00000   42.00000   250%     -    7s
H    0     0                      13.0000000   42.00000   223%     -    7s
H    0     0                      14.0000000   42.00000   200%     -    8s
     0     0   42.00000    0  714   14.00000   42.00000   200%     -   13s
     0     0   42.00000    0  702   14.00000   42.00000   200%     -   14s
     0     0   42.00000    0  697   14.00000   42.00000   200%     -   38s
     0     0   42.00000    0  676   14.00000   42.00000   200%     -   39s
     0     0   42.00000    0  746   14.00000   42.00000   200%     -   50s

Cutting planes:
  Cover: 8
  Clique: 16
  MIR: 129
  StrongCG: 1
  GUB cover: 4
  Zero half: 66
  RLT: 58

Explored 1 nodes (44383 simplex iterations) in 50.06 seconds (46.27 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 14 13 12 1 

Time limit reached
Best objective 1.400000000000e+01, best bound 4.200000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo5692.35.sol'

