
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 04:04:01 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2063.29.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/grafo2063.29.lp
Reading time = 0.10 seconds
: 29779 rows, 1277 columns, 90373 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 29779 rows, 1277 columns and 90373 nonzeros
Model fingerprint: 0x660c7e75
Variable types: 37 continuous, 1240 integer (1240 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 4425 rows and 31 columns
Presolve time: 0.28s
Presolved: 25354 rows, 1246 columns, 77374 nonzeros
Variable types: 0 continuous, 1246 integer (1209 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 13930 rows, 12670 columns, 54526 nonzeros


Root relaxation: objective 3.400000e+01, 2559 iterations, 1.03 seconds (0.67 work units)
Total elapsed time = 7.91s (DegenMoves)

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

     0     0   34.00000    0  280    6.00000   34.00000   467%     -    8s
H    0     0                       7.0000000   34.00000   386%     -    8s
H    0     0                       8.0000000   34.00000   325%     -    9s
     0     0   34.00000    0  464    8.00000   34.00000   325%     -   11s
     0     0   34.00000    0  439    8.00000   34.00000   325%     -   12s
H    0     0                       9.0000000   34.00000   278%     -   21s
     0     0   34.00000    0  440    9.00000   34.00000   278%     -   21s
     0     0   34.00000    0  387    9.00000   34.00000   278%     -   21s
H    0     0                      10.0000000   34.00000   240%     -   29s
     0     0   34.00000    0  310   10.00000   34.00000   240%     -   29s
     0     0   34.00000    0  400   10.00000   34.00000   240%     -   30s
H    0     0                      11.0000000   34.00000   209%     -   37s
     0     0   34.00000    0  392   11.00000   34.00000   209%     -   37s
     0     0   34.00000    0  398   11.00000   34.00000   209%     -   38s
     0     0   34.00000    0  415   11.00000   34.00000   209%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 12
  Clique: 1
  MIR: 181
  GUB cover: 1
  Zero half: 19
  RLT: 45

Explored 1 nodes (65047 simplex iterations) in 50.04 seconds (33.59 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... 6

Time limit reached
Best objective 1.100000000000e+01, best bound 3.400000000000e+01, gap 209.0909%

Wrote result file './lp_solutions/grafo2063.29.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 02:47:01 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2063.29.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/grafo2063.29.lp
Reading time = 0.08 seconds
: 29779 rows, 1277 columns, 90373 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 29779 rows, 1277 columns and 90373 nonzeros
Model fingerprint: 0x660c7e75
Variable types: 37 continuous, 1240 integer (1240 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 4425 rows and 31 columns
Presolve time: 0.33s
Presolved: 25354 rows, 1246 columns, 77374 nonzeros
Variable types: 0 continuous, 1246 integer (1209 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 13930 rows, 12670 columns, 54526 nonzeros


Root relaxation: objective 3.400000e+01, 2559 iterations, 0.92 seconds (0.67 work units)
Total elapsed time = 7.64s (DegenMoves)

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

     0     0   34.00000    0  280    6.00000   34.00000   467%     -    8s
H    0     0                       7.0000000   34.00000   386%     -    8s
H    0     0                       8.0000000   34.00000   325%     -    9s
     0     0   34.00000    0  464    8.00000   34.00000   325%     -   11s
     0     0   34.00000    0  439    8.00000   34.00000   325%     -   11s
H    0     0                       9.0000000   34.00000   278%     -   20s
     0     0   34.00000    0  440    9.00000   34.00000   278%     -   20s
     0     0   34.00000    0  387    9.00000   34.00000   278%     -   20s
H    0     0                      10.0000000   34.00000   240%     -   28s
     0     0   34.00000    0  310   10.00000   34.00000   240%     -   28s
     0     0   34.00000    0  400   10.00000   34.00000   240%     -   29s
H    0     0                      11.0000000   34.00000   209%     -   36s
     0     0   34.00000    0  392   11.00000   34.00000   209%     -   36s
     0     0   34.00000    0  398   11.00000   34.00000   209%     -   36s
     0     0   34.00000    0  349   11.00000   34.00000   209%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 12
  Clique: 1
  MIR: 181
  GUB cover: 1
  Zero half: 19
  RLT: 45

Explored 1 nodes (68265 simplex iterations) in 50.03 seconds (35.25 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... 6

Time limit reached
Best objective 1.100000000000e+01, best bound 3.400000000000e+01, gap 209.0909%

Wrote result file './lp_solutions/grafo2063.29.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 03:50:30 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2063.29.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/grafo2063.29.lp
Reading time = 0.06 seconds
: 29779 rows, 1277 columns, 90373 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 29779 rows, 1277 columns and 90373 nonzeros
Model fingerprint: 0x660c7e75
Variable types: 37 continuous, 1240 integer (1240 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 4425 rows and 31 columns
Presolve time: 0.23s
Presolved: 25354 rows, 1246 columns, 77374 nonzeros
Variable types: 0 continuous, 1246 integer (1209 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 13930 rows, 12670 columns, 54526 nonzeros


Root relaxation: objective 3.400000e+01, 2559 iterations, 0.89 seconds (0.67 work units)
Total elapsed time = 6.82s (DegenMoves)

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

     0     0   34.00000    0  280    6.00000   34.00000   467%     -    7s
H    0     0                       7.0000000   34.00000   386%     -    7s
H    0     0                       8.0000000   34.00000   325%     -    7s
     0     0   34.00000    0  464    8.00000   34.00000   325%     -    9s
     0     0   34.00000    0  439    8.00000   34.00000   325%     -    9s
H    0     0                       9.0000000   34.00000   278%     -   18s
     0     0   34.00000    0  440    9.00000   34.00000   278%     -   18s
     0     0   34.00000    0  387    9.00000   34.00000   278%     -   18s
H    0     0                      10.0000000   34.00000   240%     -   24s
     0     0   34.00000    0  310   10.00000   34.00000   240%     -   24s
     0     0   34.00000    0  400   10.00000   34.00000   240%     -   25s
H    0     0                      11.0000000   34.00000   209%     -   31s
     0     0   34.00000    0  392   11.00000   34.00000   209%     -   31s
     0     0   34.00000    0  398   11.00000   34.00000   209%     -   31s
     0     0   33.66667    0  349   11.00000   33.66667   206%     -   46s
     0     0   33.66667    0  315   11.00000   33.66667   206%     -   47s
     0     0   33.66667    0  432   11.00000   33.66667   206%     -   50s

Cutting planes:
  Gomory: 2
  Lift-and-project: 1
  Cover: 16
  Clique: 2
  MIR: 122
  StrongCG: 2
  GUB cover: 7
  Zero half: 26
  RLT: 44
  BQP: 1

Explored 1 nodes (73612 simplex iterations) in 50.03 seconds (37.79 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... 6

Time limit reached
Best objective 1.100000000000e+01, best bound 3.300000000000e+01, gap 200.0000%

Wrote result file './lp_solutions/grafo2063.29.sol'

