
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 11:45:54 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11282.35.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/grafo11282.35.lp
Reading time = 0.08 seconds
: 47151 rows, 1542 columns, 142577 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 47151 rows, 1542 columns and 142577 nonzeros
Model fingerprint: 0x27f57d3d
Variable types: 38 continuous, 1504 integer (1504 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 1.0000000
Presolve removed 10262 rows and 30 columns
Presolve time: 0.33s
Presolved: 36889 rows, 1512 columns, 112201 nonzeros
Variable types: 0 continuous, 1512 integer (1474 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 21908 rows, 16493 columns, 82239 nonzeros


Root relaxation: objective 3.400000e+01, 2586 iterations, 1.04 seconds (0.93 work units)

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

     0     0   34.00000    0  328    9.00000   34.00000   278%     -    3s
H    0     0                      11.0000000   34.00000   209%     -    4s
     0     0   34.00000    0  732   11.00000   34.00000   209%     -   10s
H    0     0                      12.0000000   34.00000   183%     -   10s
     0     0   34.00000    0  661   12.00000   34.00000   183%     -   11s
     0     0   34.00000    0  413   12.00000   34.00000   183%     -   33s
     0     0   34.00000    0  391   12.00000   34.00000   183%     -   34s
     0     0   34.00000    0  353   12.00000   34.00000   183%     -   46s
     0     0   34.00000    0  328   12.00000   34.00000   183%     -   46s
     0     0   34.00000    0  450   12.00000   34.00000   183%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 18
  Clique: 1
  MIR: 102
  GUB cover: 2
  Zero half: 77
  RLT: 46

Explored 1 nodes (61862 simplex iterations) in 50.04 seconds (42.63 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 12 11 9 1 

Time limit reached
Best objective 1.200000000000e+01, best bound 3.400000000000e+01, gap 183.3333%

Wrote result file './lp_solutions/grafo11282.35.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 02:42:21 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11282.35.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/grafo11282.35.lp
Reading time = 0.10 seconds
: 47151 rows, 1542 columns, 142577 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 47151 rows, 1542 columns and 142577 nonzeros
Model fingerprint: 0x27f57d3d
Variable types: 38 continuous, 1504 integer (1504 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 1.0000000
Presolve removed 10262 rows and 30 columns
Presolve time: 0.41s
Presolved: 36889 rows, 1512 columns, 112201 nonzeros
Variable types: 0 continuous, 1512 integer (1474 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 21908 rows, 16493 columns, 82239 nonzeros


Root relaxation: objective 3.400000e+01, 2586 iterations, 1.48 seconds (0.93 work units)

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

     0     0   34.00000    0  328    9.00000   34.00000   278%     -    4s
H    0     0                      11.0000000   34.00000   209%     -    6s
     0     0   34.00000    0  732   11.00000   34.00000   209%     -   13s
H    0     0                      12.0000000   34.00000   183%     -   14s
     0     0   34.00000    0  661   12.00000   34.00000   183%     -   15s
     0     0   34.00000    0  413   12.00000   34.00000   183%     -   43s
     0     0   34.00000    0  391   12.00000   34.00000   183%     -   44s
     0     0          -    0        12.00000   34.00000   183%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 26
  Clique: 1
  MIR: 132
  StrongCG: 1
  GUB cover: 4
  Zero half: 53
  RLT: 43

Explored 1 nodes (45060 simplex iterations) in 50.07 seconds (32.26 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 12 11 9 1 

Time limit reached
Best objective 1.200000000000e+01, best bound 3.400000000000e+01, gap 183.3333%

Wrote result file './lp_solutions/grafo11282.35.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 06:00:18 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11282.35.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/grafo11282.35.lp
Reading time = 0.08 seconds
: 47151 rows, 1542 columns, 142577 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 47151 rows, 1542 columns and 142577 nonzeros
Model fingerprint: 0x27f57d3d
Variable types: 38 continuous, 1504 integer (1504 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 1.0000000
Presolve removed 10262 rows and 30 columns
Presolve time: 0.32s
Presolved: 36889 rows, 1512 columns, 112201 nonzeros
Variable types: 0 continuous, 1512 integer (1474 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 21908 rows, 16493 columns, 82239 nonzeros


Root relaxation: objective 3.400000e+01, 2586 iterations, 0.98 seconds (0.93 work units)

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

     0     0   34.00000    0  328    9.00000   34.00000   278%     -    3s
H    0     0                      11.0000000   34.00000   209%     -    4s
     0     0   34.00000    0  732   11.00000   34.00000   209%     -    9s
H    0     0                      12.0000000   34.00000   183%     -    9s
     0     0   34.00000    0  661   12.00000   34.00000   183%     -   10s
     0     0   34.00000    0  413   12.00000   34.00000   183%     -   30s
     0     0   34.00000    0  391   12.00000   34.00000   183%     -   30s
     0     0   34.00000    0  353   12.00000   34.00000   183%     -   41s
     0     0   34.00000    0  328   12.00000   34.00000   183%     -   42s
     0     0   34.00000    0  403   12.00000   34.00000   183%     -   47s
     0     0   34.00000    0  400   12.00000   34.00000   183%     -   47s
     0     0          -    0        12.00000   34.00000   183%     -   50s

Cutting planes:
  Cover: 33
  Clique: 2
  MIR: 137
  StrongCG: 1
  GUB cover: 4
  Zero half: 57
  RLT: 46

Explored 1 nodes (68856 simplex iterations) in 50.05 seconds (47.01 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 12 11 9 1 

Time limit reached
Best objective 1.200000000000e+01, best bound 3.400000000000e+01, gap 183.3333%

Wrote result file './lp_solutions/grafo11282.35.sol'

