
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 04:00:52 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1329.33.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/grafo1329.33.lp
Reading time = 0.14 seconds
: 53936 rows, 1386 columns, 162805 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 53936 rows, 1386 columns and 162805 nonzeros
Model fingerprint: 0x3a482164
Variable types: 35 continuous, 1351 integer (1351 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 2.0000000
Presolve removed 17194 rows and 19 columns
Presolve time: 0.67s
Presolved: 36742 rows, 1367 columns, 111475 nonzeros
Variable types: 0 continuous, 1367 integer (1332 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 24741 rows, 13368 columns, 87473 nonzeros


Root relaxation: objective 3.700000e+01, 3828 iterations, 2.72 seconds (2.00 work units)
Total elapsed time = 6.71s (DegenMoves)

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

     0     0   37.00000    0  507    6.00000   37.00000   517%     -    7s
H    0     0                       7.0000000   37.00000   429%     -    7s
     0     0   37.00000    0  589    7.00000   37.00000   429%     -   14s
H    0     0                       9.0000000   37.00000   311%     -   15s
     0     0   37.00000    0  583    9.00000   37.00000   311%     -   15s
     0     0   37.00000    0  392    9.00000   37.00000   311%     -   23s
H    0     0                      10.0000000   37.00000   270%     -   24s
     0     0   37.00000    0  415   10.00000   37.00000   270%     -   24s
     0     0   37.00000    0  322   10.00000   37.00000   270%     -   32s
     0     0   37.00000    0  424   10.00000   37.00000   270%     -   34s
     0     0   37.00000    0  346   10.00000   37.00000   270%     -   43s
     0     0   37.00000    0  310   10.00000   37.00000   270%     -   43s
     0     0   37.00000    0  337   10.00000   37.00000   270%     -   50s

Cutting planes:
  Cover: 40
  Clique: 15
  MIR: 112
  GUB cover: 4
  Zero half: 43
  RLT: 59
  BQP: 1

Explored 1 nodes (47060 simplex iterations) in 50.07 seconds (30.50 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 10 9 7 ... 2

Time limit reached
Best objective 1.000000000000e+01, best bound 3.700000000000e+01, gap 270.0000%

Wrote result file './lp_solutions/grafo1329.33.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 11:35:09 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1329.33.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/grafo1329.33.lp
Reading time = 0.09 seconds
: 53936 rows, 1386 columns, 162805 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 53936 rows, 1386 columns and 162805 nonzeros
Model fingerprint: 0x3a482164
Variable types: 35 continuous, 1351 integer (1351 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 2.0000000
Presolve removed 17194 rows and 19 columns
Presolve time: 0.37s
Presolved: 36742 rows, 1367 columns, 111475 nonzeros
Variable types: 0 continuous, 1367 integer (1332 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 24741 rows, 13368 columns, 87473 nonzeros


Root relaxation: objective 3.700000e+01, 3828 iterations, 1.90 seconds (2.00 work units)
Total elapsed time = 5.02s (DegenMoves)

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

     0     0   37.00000    0  507    6.00000   37.00000   517%     -    5s
H    0     0                       7.0000000   37.00000   429%     -    5s
     0     0   37.00000    0  589    7.00000   37.00000   429%     -    9s
H    0     0                       9.0000000   37.00000   311%     -   10s
     0     0   37.00000    0  583    9.00000   37.00000   311%     -   10s
     0     0   37.00000    0  392    9.00000   37.00000   311%     -   17s
H    0     0                      10.0000000   37.00000   270%     -   17s
     0     0   37.00000    0  415   10.00000   37.00000   270%     -   17s
     0     0   37.00000    0  322   10.00000   37.00000   270%     -   24s
     0     0   37.00000    0  424   10.00000   37.00000   270%     -   25s
     0     0   37.00000    0  346   10.00000   37.00000   270%     -   31s
     0     0   37.00000    0  310   10.00000   37.00000   270%     -   32s
H    0     0                      11.0000000   37.00000   236%     -   38s
     0     0   37.00000    0  335   11.00000   37.00000   236%     -   38s
     0     0   37.00000    0  301   11.00000   37.00000   236%     -   38s
     0     0   37.00000    0  415   11.00000   37.00000   236%     -   44s
     0     0   37.00000    0  414   11.00000   37.00000   236%     -   44s
     0     0   37.00000    0  301   11.00000   37.00000   236%     -   50s

Cutting planes:
  Cover: 8
  Clique: 9
  MIR: 104
  StrongCG: 2
  Zero half: 66
  RLT: 51

Explored 1 nodes (65122 simplex iterations) in 50.04 seconds (42.74 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... 2

Time limit reached
Best objective 1.100000000000e+01, best bound 3.700000000000e+01, gap 236.3636%

Wrote result file './lp_solutions/grafo1329.33.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 04:38:18 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1329.33.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/grafo1329.33.lp
Reading time = 0.09 seconds
: 53936 rows, 1386 columns, 162805 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 53936 rows, 1386 columns and 162805 nonzeros
Model fingerprint: 0x3a482164
Variable types: 35 continuous, 1351 integer (1351 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 2.0000000
Presolve removed 17194 rows and 19 columns
Presolve time: 0.38s
Presolved: 36742 rows, 1367 columns, 111475 nonzeros
Variable types: 0 continuous, 1367 integer (1332 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 24741 rows, 13368 columns, 87473 nonzeros


Root relaxation: objective 3.700000e+01, 3828 iterations, 1.91 seconds (2.00 work units)
Total elapsed time = 5.07s (DegenMoves)

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

     0     0   37.00000    0  507    6.00000   37.00000   517%     -    5s
H    0     0                       7.0000000   37.00000   429%     -    5s
     0     0   37.00000    0  589    7.00000   37.00000   429%     -    9s
H    0     0                       9.0000000   37.00000   311%     -   10s
     0     0   37.00000    0  583    9.00000   37.00000   311%     -   10s
     0     0   37.00000    0  392    9.00000   37.00000   311%     -   15s
H    0     0                      10.0000000   37.00000   270%     -   15s
     0     0   37.00000    0  415   10.00000   37.00000   270%     -   16s
     0     0   37.00000    0  322   10.00000   37.00000   270%     -   21s
     0     0   37.00000    0  424   10.00000   37.00000   270%     -   22s
     0     0   37.00000    0  346   10.00000   37.00000   270%     -   28s
     0     0   37.00000    0  310   10.00000   37.00000   270%     -   28s
H    0     0                      11.0000000   37.00000   236%     -   33s
     0     0   37.00000    0  335   11.00000   37.00000   236%     -   33s
     0     0   37.00000    0  301   11.00000   37.00000   236%     -   34s
     0     0   37.00000    0  415   11.00000   37.00000   236%     -   39s
     0     0   37.00000    0  414   11.00000   37.00000   236%     -   39s
H    0     0                      12.0000000   37.00000   208%     -   44s
H    0     0                      13.0000000   37.00000   185%     -   44s
     0     0   37.00000    0  301   13.00000   37.00000   185%     -   44s
     0     0   37.00000    0  294   13.00000   37.00000   185%     -   45s
H    0     0                      15.0000000   37.00000   147%     -   49s
     0     0   37.00000    0  222   15.00000   37.00000   147%     -   49s
     0     0   37.00000    0  256   15.00000   37.00000   147%     -   49s

Cutting planes:
  Cover: 42
  Clique: 13
  MIR: 48
  Zero half: 2
  RLT: 28
  BQP: 1

Explored 1 nodes (74793 simplex iterations) in 50.06 seconds (48.00 work units)
Thread count was 8 (of 8 available processors)

Solution count 9: 15 13 12 ... 2

Time limit reached
Best objective 1.500000000000e+01, best bound 3.700000000000e+01, gap 146.6667%

Wrote result file './lp_solutions/grafo1329.33.sol'

