
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 09:13:40 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5934.35.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/grafo5934.35.lp
Reading time = 0.15 seconds
: 53994 rows, 1686 columns, 163340 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 53994 rows, 1686 columns and 163340 nonzeros
Model fingerprint: 0x64912534
Variable types: 41 continuous, 1645 integer (1645 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 11590 rows and 28 columns
Presolve time: 0.45s
Presolved: 42404 rows, 1658 columns, 128923 nonzeros
Variable types: 0 continuous, 1658 integer (1617 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25199 rows, 18863 columns, 94513 nonzeros


Root relaxation: objective 4.000000e+01, 2986 iterations, 2.10 seconds (1.31 work units)
Total elapsed time = 6.22s (DegenMoves)

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

     0     0   40.00000    0  457    6.00000   40.00000   567%     -    7s
H    0     0                       7.0000000   40.00000   471%     -    7s
H    0     0                       8.0000000   40.00000   400%     -    9s
     0     0   40.00000    0  619    8.00000   40.00000   400%     -   15s
     0     0   40.00000    0  592    8.00000   40.00000   400%     -   16s
     0     0   40.00000    0  627    8.00000   40.00000   400%     -   50s

Cutting planes:
  Gomory: 4
  Lift-and-project: 34
  Cover: 18
  Clique: 2
  MIR: 99
  StrongCG: 1
  GUB cover: 2
  Zero half: 5
  RLT: 45
  BQP: 1

Explored 1 nodes (40658 simplex iterations) in 50.06 seconds (36.56 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 8 7 6 3 

Time limit reached
Best objective 8.000000000000e+00, best bound 4.000000000000e+01, gap 400.0000%

Wrote result file './lp_solutions/grafo5934.35.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 06:33:47 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5934.35.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/grafo5934.35.lp
Reading time = 0.09 seconds
: 53994 rows, 1686 columns, 163340 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 53994 rows, 1686 columns and 163340 nonzeros
Model fingerprint: 0x64912534
Variable types: 41 continuous, 1645 integer (1645 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 11590 rows and 28 columns
Presolve time: 0.37s
Presolved: 42404 rows, 1658 columns, 128923 nonzeros
Variable types: 0 continuous, 1658 integer (1617 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25199 rows, 18863 columns, 94513 nonzeros


Root relaxation: objective 4.000000e+01, 2986 iterations, 1.35 seconds (1.31 work units)
Total elapsed time = 5.15s (DegenMoves)

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

     0     0   40.00000    0  457    6.00000   40.00000   567%     -    5s
H    0     0                       7.0000000   40.00000   471%     -    5s
H    0     0                       8.0000000   40.00000   400%     -    6s
     0     0   40.00000    0  619    8.00000   40.00000   400%     -   10s
     0     0   40.00000    0  592    8.00000   40.00000   400%     -   11s
H    0     0                       9.0000000   40.00000   344%     -   36s
H    0     0                      10.0000000   40.00000   300%     -   36s
H    0     0                      11.0000000   40.00000   264%     -   38s
     0     0   40.00000    0  627   11.00000   40.00000   264%     -   38s
     0     0   40.00000    0  604   11.00000   40.00000   264%     -   40s
     0     0   40.00000    0  681   11.00000   40.00000   264%     -   50s

Cutting planes:
  Gomory: 2
  Cover: 20
  Clique: 6
  MIR: 126
  StrongCG: 2
  Zero half: 25
  RLT: 69

Explored 1 nodes (52261 simplex iterations) in 50.04 seconds (46.93 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 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/grafo5934.35.sol'

