
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 07:43:08 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5429.36.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/grafo5429.36.lp
Reading time = 0.10 seconds
: 49520 rows, 1705 columns, 149853 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 49520 rows, 1705 columns and 149853 nonzeros
Model fingerprint: 0xab27fbfc
Variable types: 41 continuous, 1664 integer (1664 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 8608 rows and 42 columns
Presolve time: 0.47s
Presolved: 40912 rows, 1663 columns, 124441 nonzeros
Variable types: 0 continuous, 1663 integer (1622 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 23112 rows, 19463 columns, 88841 nonzeros


Root relaxation: objective 3.900000e+01, 3544 iterations, 2.37 seconds (1.58 work units)
Total elapsed time = 6.99s (DegenMoves)

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

     0     0   39.00000    0  523    5.00000   39.00000   680%     -    8s
H    0     0                       6.0000000   39.00000   550%     -    8s
H    0     0                       7.0000000   39.00000   457%     -    8s
H    0     0                       9.0000000   39.00000   333%     -   11s
     0     0   39.00000    0  756    9.00000   39.00000   333%     -   20s
H    0     0                      10.0000000   39.00000   290%     -   21s
     0     0   39.00000    0  692   10.00000   39.00000   290%     -   23s
H    0     0                      11.0000000   39.00000   255%     -   44s
     0     0   39.00000    0  479   11.00000   39.00000   255%     -   44s
     0     0   39.00000    0  456   11.00000   39.00000   255%     -   44s
     0     0          -    0        11.00000   39.00000   255%     -   50s

Cutting planes:
  Cover: 29
  MIR: 214
  StrongCG: 2
  GUB cover: 6
  Zero half: 58
  RLT: 58
  BQP: 2

Explored 1 nodes (38953 simplex iterations) in 50.06 seconds (30.04 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 11 10 9 ... -0

Time limit reached
Best objective 1.100000000000e+01, best bound 3.900000000000e+01, gap 254.5455%

Wrote result file './lp_solutions/grafo5429.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 07:34:56 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5429.36.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/grafo5429.36.lp
Reading time = 0.08 seconds
: 49520 rows, 1705 columns, 149853 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 49520 rows, 1705 columns and 149853 nonzeros
Model fingerprint: 0xab27fbfc
Variable types: 41 continuous, 1664 integer (1664 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 8608 rows and 42 columns
Presolve time: 0.33s
Presolved: 40912 rows, 1663 columns, 124441 nonzeros
Variable types: 0 continuous, 1663 integer (1622 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 23112 rows, 19463 columns, 88841 nonzeros


Root relaxation: objective 3.900000e+01, 3544 iterations, 1.67 seconds (1.58 work units)
Total elapsed time = 5.28s (DegenMoves)

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

     0     0   39.00000    0  523    5.00000   39.00000   680%     -    6s
H    0     0                       6.0000000   39.00000   550%     -    6s
H    0     0                       7.0000000   39.00000   457%     -    6s
H    0     0                       9.0000000   39.00000   333%     -    8s
     0     0   39.00000    0  756    9.00000   39.00000   333%     -   14s
H    0     0                      10.0000000   39.00000   290%     -   14s
     0     0   39.00000    0  692   10.00000   39.00000   290%     -   16s
H    0     0                      11.0000000   39.00000   255%     -   30s
     0     0   39.00000    0  479   11.00000   39.00000   255%     -   30s
     0     0   39.00000    0  456   11.00000   39.00000   255%     -   31s
     0     0   39.00000    0  540   11.00000   39.00000   255%     -   50s

Cutting planes:
  Cover: 29
  MIR: 214
  StrongCG: 2
  GUB cover: 6
  Zero half: 58
  RLT: 58
  BQP: 2

Explored 1 nodes (56528 simplex iterations) in 50.05 seconds (44.71 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 11 10 9 ... -0

Time limit reached
Best objective 1.100000000000e+01, best bound 3.900000000000e+01, gap 254.5455%

Wrote result file './lp_solutions/grafo5429.36.sol'

