
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 04:33:35 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2010.34.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/grafo2010.34.lp
Reading time = 0.18 seconds
: 83963 rows, 1412 columns, 252861 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 83963 rows, 1412 columns and 252861 nonzeros
Model fingerprint: 0x3a5c66d4
Variable types: 34 continuous, 1378 integer (1378 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]
Presolve removed 33849 rows and 12 columns
Presolve time: 0.86s
Presolved: 50114 rows, 1400 columns, 151504 nonzeros
Variable types: 0 continuous, 1400 integer (1366 binary)
Found heuristic solution: objective 2.0000000
Root relaxation presolved: 1400 rows, 51514 columns, 152904 nonzeros


Root relaxation: objective 4.000000e+01, 2010 iterations, 1.20 seconds (0.63 work units)
Total elapsed time = 5.92s (DegenMoves)

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

     0     0   40.00000    0  279    2.00000   40.00000  1900%     -    7s
H    0     0                       5.0000000   40.00000   700%     -    7s
     0     0   40.00000    0  632    5.00000   40.00000   700%     -   16s
     0     0   40.00000    0  651    5.00000   40.00000   700%     -   16s
     0     0   40.00000    0  618    5.00000   40.00000   700%     -   33s
     0     0   40.00000    0  611    5.00000   40.00000   700%     -   34s
     0     0   40.00000    0  701    5.00000   40.00000   700%     -   50s

Cutting planes:
  Cover: 20
  Clique: 33
  MIR: 100
  StrongCG: 2
  GUB cover: 2
  Zero half: 64
  RLT: 62
  BQP: 5

Explored 1 nodes (33767 simplex iterations) in 50.08 seconds (34.11 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 5 2 

Time limit reached
Best objective 5.000000000000e+00, best bound 4.000000000000e+01, gap 700.0000%

Wrote result file './lp_solutions/grafo2010.34.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 05:16:47 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2010.34.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/grafo2010.34.lp
Reading time = 0.14 seconds
: 83963 rows, 1412 columns, 252861 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 83963 rows, 1412 columns and 252861 nonzeros
Model fingerprint: 0x3a5c66d4
Variable types: 34 continuous, 1378 integer (1378 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]
Presolve removed 33849 rows and 12 columns
Presolve time: 0.55s
Presolved: 50114 rows, 1400 columns, 151504 nonzeros
Variable types: 0 continuous, 1400 integer (1366 binary)
Found heuristic solution: objective 2.0000000
Root relaxation presolved: 1400 rows, 51514 columns, 152904 nonzeros


Root relaxation: objective 4.000000e+01, 2010 iterations, 0.51 seconds (0.63 work units)

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

     0     0   40.00000    0  279    2.00000   40.00000  1900%     -    5s
H    0     0                       5.0000000   40.00000   700%     -    5s
     0     0   40.00000    0  632    5.00000   40.00000   700%     -   10s
     0     0   40.00000    0  651    5.00000   40.00000   700%     -   11s
     0     0   40.00000    0  618    5.00000   40.00000   700%     -   23s
     0     0   40.00000    0  611    5.00000   40.00000   700%     -   24s
     0     0   40.00000    0  561    5.00000   40.00000   700%     -   50s

Cutting planes:
  Cover: 20
  Clique: 33
  MIR: 100
  StrongCG: 2
  GUB cover: 2
  Zero half: 64
  RLT: 62
  BQP: 5

Explored 1 nodes (48075 simplex iterations) in 50.07 seconds (54.39 work units)
Thread count was 8 (of 8 available processors)

Solution count 2: 5 2 

Time limit reached
Best objective 5.000000000000e+00, best bound 4.000000000000e+01, gap 700.0000%

Wrote result file './lp_solutions/grafo2010.34.sol'

