
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 11:34:10 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11128.36.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/grafo11128.36.lp
Reading time = 0.09 seconds
: 50179 rows, 1703 columns, 151907 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 50179 rows, 1703 columns and 151907 nonzeros
Model fingerprint: 0xa1ae1e0c
Variable types: 41 continuous, 1662 integer (1662 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 4.0000000
Presolve removed 9171 rows and 29 columns
Presolve time: 0.35s
Presolved: 41008 rows, 1674 columns, 124739 nonzeros
Variable types: 0 continuous, 1674 integer (1633 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 23208 rows, 19474 columns, 89139 nonzeros


Root relaxation: objective 3.600000e+01, 1109 iterations, 0.28 seconds (0.24 work units)

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

     0     0   36.00000    0  266    7.00000   36.00000   414%     -    1s
H    0     0                       8.0000000   36.00000   350%     -    1s
H    0     0                       9.0000000   36.00000   300%     -    1s
     0     0   36.00000    0  413    9.00000   36.00000   300%     -    3s
H    0     0                      10.0000000   36.00000   260%     -    3s
     0     0   36.00000    0  395   10.00000   36.00000   260%     -    3s
H    0     0                      11.0000000   35.00000   218%     -    9s
H    0     0                      12.0000000   35.00000   192%     -    9s
     0     0   35.00000    0  454   12.00000   35.00000   192%     -    9s
     0     0   35.00000    0  449   12.00000   35.00000   192%     -   10s
H    0     0                      13.0000000   35.00000   169%     -   15s
     0     0   35.00000    0  336   13.00000   35.00000   169%     -   15s
     0     0   35.00000    0  379   13.00000   35.00000   169%     -   15s
H    0     0                      14.0000000   35.00000   150%     -   30s
H    0     0                      15.0000000   35.00000   133%     -   30s
     0     0   35.00000    0  361   15.00000   35.00000   133%     -   30s
     0     0   35.00000    0  356   15.00000   35.00000   133%     -   30s
H    0     0                      16.0000000   35.00000   119%     -   50s
     0     0   35.00000    0  370   16.00000   35.00000   119%     -   50s

Cutting planes:
  Clique: 4
  MIR: 23
  GUB cover: 1
  RLT: 23
  BQP: 1

Explored 1 nodes (58484 simplex iterations) in 50.11 seconds (39.21 work units)
Thread count was 8 (of 8 available processors)

Solution count 10: 16 15 14 ... 7

Time limit reached
Best objective 1.600000000000e+01, best bound 3.500000000000e+01, gap 118.7500%

Wrote result file './lp_solutions/grafo11128.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 02:31:27 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11128.36.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/grafo11128.36.lp
Reading time = 0.11 seconds
: 50179 rows, 1703 columns, 151907 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 50179 rows, 1703 columns and 151907 nonzeros
Model fingerprint: 0xa1ae1e0c
Variable types: 41 continuous, 1662 integer (1662 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 4.0000000
Presolve removed 9171 rows and 29 columns
Presolve time: 0.58s
Presolved: 41008 rows, 1674 columns, 124739 nonzeros
Variable types: 0 continuous, 1674 integer (1633 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 23208 rows, 19474 columns, 89139 nonzeros


Root relaxation: objective 3.600000e+01, 1109 iterations, 0.41 seconds (0.24 work units)

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

     0     0   36.00000    0  266    7.00000   36.00000   414%     -    1s
H    0     0                       8.0000000   36.00000   350%     -    1s
H    0     0                       9.0000000   36.00000   300%     -    1s
     0     0   36.00000    0  413    9.00000   36.00000   300%     -    4s
H    0     0                      10.0000000   36.00000   260%     -    4s
     0     0   36.00000    0  395   10.00000   36.00000   260%     -    4s
H    0     0                      11.0000000   35.00000   218%     -   14s
H    0     0                      12.0000000   35.00000   192%     -   14s
     0     0   35.00000    0  454   12.00000   35.00000   192%     -   14s
     0     0   35.00000    0  449   12.00000   35.00000   192%     -   15s
H    0     0                      13.0000000   35.00000   169%     -   22s
     0     0   35.00000    0  336   13.00000   35.00000   169%     -   22s
     0     0   35.00000    0  379   13.00000   35.00000   169%     -   23s
H    0     0                      14.0000000   35.00000   150%     -   40s
H    0     0                      15.0000000   35.00000   133%     -   40s
     0     0   35.00000    0  361   15.00000   35.00000   133%     -   40s
     0     0   35.00000    0  356   15.00000   35.00000   133%     -   41s
     0     0   35.00000    0  518   15.00000   35.00000   133%     -   50s

Cutting planes:
  Gomory: 3
  Cover: 27
  Clique: 7
  MIR: 127
  StrongCG: 1
  GUB cover: 2
  Inf proof: 1
  Zero half: 29
  RLT: 52
  BQP: 1

Explored 1 nodes (46792 simplex iterations) in 50.07 seconds (29.34 work units)
Thread count was 8 (of 8 available processors)

Solution count 10: 15 14 13 ... 4

Time limit reached
Best objective 1.500000000000e+01, best bound 3.500000000000e+01, gap 133.3333%

Wrote result file './lp_solutions/grafo11128.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 06:51:23 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11128.36.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/grafo11128.36.lp
Reading time = 0.08 seconds
: 50179 rows, 1703 columns, 151907 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 50179 rows, 1703 columns and 151907 nonzeros
Model fingerprint: 0xa1ae1e0c
Variable types: 41 continuous, 1662 integer (1662 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 4.0000000
Presolve removed 9171 rows and 29 columns
Presolve time: 0.34s
Presolved: 41008 rows, 1674 columns, 124739 nonzeros
Variable types: 0 continuous, 1674 integer (1633 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 23208 rows, 19474 columns, 89139 nonzeros


Root relaxation: objective 3.600000e+01, 1109 iterations, 0.29 seconds (0.24 work units)

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

     0     0   36.00000    0  266    7.00000   36.00000   414%     -    1s
H    0     0                       8.0000000   36.00000   350%     -    1s
H    0     0                       9.0000000   36.00000   300%     -    1s
     0     0   36.00000    0  413    9.00000   36.00000   300%     -    2s
H    0     0                      10.0000000   36.00000   260%     -    2s
     0     0   36.00000    0  395   10.00000   36.00000   260%     -    3s
H    0     0                      11.0000000   35.00000   218%     -    9s
H    0     0                      12.0000000   35.00000   192%     -    9s
     0     0   35.00000    0  454   12.00000   35.00000   192%     -    9s
     0     0   35.00000    0  449   12.00000   35.00000   192%     -    9s
H    0     0                      13.0000000   35.00000   169%     -   14s
     0     0   35.00000    0  336   13.00000   35.00000   169%     -   14s
     0     0   35.00000    0  379   13.00000   35.00000   169%     -   14s
H    0     0                      14.0000000   35.00000   150%     -   26s
H    0     0                      15.0000000   35.00000   133%     -   26s
     0     0   35.00000    0  361   15.00000   35.00000   133%     -   26s
     0     0   35.00000    0  356   15.00000   35.00000   133%     -   27s
H    0     0                      16.0000000   35.00000   119%     -   45s
     0     0   35.00000    0  370   16.00000   35.00000   119%     -   45s
     0     0   35.00000    0  440   16.00000   35.00000   119%     -   46s
     0     0   35.00000    0  457   16.00000   35.00000   119%     -   50s

Cutting planes:
  Cover: 18
  Clique: 4
  MIR: 93
  StrongCG: 1
  GUB cover: 5
  Inf proof: 1
  Zero half: 42
  RLT: 46
  BQP: 1

Explored 1 nodes (65943 simplex iterations) in 50.06 seconds (43.30 work units)
Thread count was 8 (of 8 available processors)

Solution count 10: 16 15 14 ... 7

Time limit reached
Best objective 1.600000000000e+01, best bound 3.500000000000e+01, gap 118.7500%

Wrote result file './lp_solutions/grafo11128.36.sol'

