
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 07:52:21 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5482.36.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/grafo5482.36.lp
Reading time = 0.14 seconds
: 71654 rows, 1672 columns, 216230 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 71654 rows, 1672 columns and 216230 nonzeros
Model fingerprint: 0xcaeb4a78
Variable types: 39 continuous, 1633 integer (1633 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 3.0000000
Presolve removed 22270 rows and 20 columns
Presolve time: 0.83s
Presolved: 49384 rows, 1652 columns, 149742 nonzeros
Variable types: 0 continuous, 1652 integer (1613 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 1646 rows, 51030 columns, 151394 nonzeros


Root relaxation: objective 4.000000e+01, 2143 iterations, 0.87 seconds (0.63 work units)
Total elapsed time = 6.89s (DegenMoves)

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

     0     0   40.00000    0  386    8.00000   40.00000   400%     -    8s
H    0     0                       9.0000000   40.00000   344%     -    8s
H    0     0                      10.0000000   40.00000   300%     -   17s
     0     0   40.00000    0  734   10.00000   40.00000   300%     -   17s
     0     0   40.00000    0  690   10.00000   40.00000   300%     -   19s
H    0     0                      11.0000000   40.00000   264%     -   42s
     0     0   40.00000    0  708   11.00000   40.00000   264%     -   42s
     0     0   40.00000    0  687   11.00000   40.00000   264%     -   43s
     0     0   40.00000    0  694   11.00000   40.00000   264%     -   50s

Cutting planes:
  Gomory: 3
  Cover: 2
  Clique: 8
  MIR: 69
  StrongCG: 1
  Zero half: 49
  RLT: 53
  BQP: 1

Explored 1 nodes (33422 simplex iterations) in 50.07 seconds (32.55 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... 3

Time limit reached
Best objective 1.100000000000e+01, best bound 4.000000000000e+01, gap 263.6364%

Wrote result file './lp_solutions/grafo5482.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 07:36:37 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5482.36.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/grafo5482.36.lp
Reading time = 0.12 seconds
: 71654 rows, 1672 columns, 216230 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 71654 rows, 1672 columns and 216230 nonzeros
Model fingerprint: 0xcaeb4a78
Variable types: 39 continuous, 1633 integer (1633 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 3.0000000
Presolve removed 22270 rows and 20 columns
Presolve time: 0.52s
Presolved: 49384 rows, 1652 columns, 149742 nonzeros
Variable types: 0 continuous, 1652 integer (1613 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 1646 rows, 51030 columns, 151394 nonzeros


Root relaxation: objective 4.000000e+01, 2143 iterations, 0.55 seconds (0.63 work units)
Total elapsed time = 5.09s (DegenMoves)

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

     0     0   40.00000    0  386    8.00000   40.00000   400%     -    5s
H    0     0                       9.0000000   40.00000   344%     -    5s
H    0     0                      10.0000000   40.00000   300%     -   12s
     0     0   40.00000    0  734   10.00000   40.00000   300%     -   12s
     0     0   40.00000    0  690   10.00000   40.00000   300%     -   13s
H    0     0                      11.0000000   40.00000   264%     -   30s
     0     0   40.00000    0  708   11.00000   40.00000   264%     -   30s
     0     0   40.00000    0  687   11.00000   40.00000   264%     -   30s
     0     0   40.00000    0  589   11.00000   40.00000   264%     -   46s
     0     0   40.00000    0  566   11.00000   40.00000   264%     -   48s
     0     0          -    0        11.00000   40.00000   264%     -   50s

Cutting planes:
  Cover: 13
  Clique: 13
  MIR: 107
  StrongCG: 2
  GUB cover: 2
  Zero half: 46
  RLT: 64
  BQP: 2

Explored 1 nodes (47870 simplex iterations) in 50.07 seconds (48.15 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... 3

Time limit reached
Best objective 1.100000000000e+01, best bound 4.000000000000e+01, gap 263.6364%

Wrote result file './lp_solutions/grafo5482.36.sol'

