
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 11:40:02 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11240.36.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/grafo11240.36.lp
Reading time = 0.14 seconds
: 79178 rows, 1672 columns, 238802 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 79178 rows, 1672 columns and 238802 nonzeros
Model fingerprint: 0x37b5e8ec
Variable types: 39 continuous, 1633 integer (1633 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 26360 rows and 18 columns
Presolve time: 0.64s
Presolved: 52818 rows, 1654 columns, 159993 nonzeros
Variable types: 0 continuous, 1654 integer (1615 binary)
Found heuristic solution: objective 12.0000000
Root relaxation presolved: 1654 rows, 54472 columns, 161647 nonzeros


Root relaxation: objective 4.000000e+01, 1432 iterations, 0.32 seconds (0.31 work units)

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

     0     0   40.00000    0  276   12.00000   40.00000   233%     -    2s
H    0     0                      14.0000000   40.00000   186%     -    2s
     0     0   40.00000    0  491   14.00000   40.00000   186%     -    6s
     0     0   40.00000    0  478   14.00000   40.00000   186%     -    7s
H    0     0                      16.0000000   40.00000   150%     -   20s
     0     0   40.00000    0  373   16.00000   40.00000   150%     -   21s
     0     0   40.00000    0  404   16.00000   40.00000   150%     -   22s
     0     0   40.00000    0  411   16.00000   40.00000   150%     -   33s
     0     0   40.00000    0  432   16.00000   40.00000   150%     -   34s
H    0     0                      17.0000000   40.00000   135%     -   45s
     0     0   40.00000    0  453   17.00000   40.00000   135%     -   45s
     0     0   40.00000    0  453   17.00000   40.00000   135%     -   47s
     0     0          -    0        17.00000   40.00000   135%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 19
  Clique: 35
  MIR: 104
  Zero half: 45
  RLT: 70
  BQP: 2

Explored 1 nodes (42180 simplex iterations) in 50.09 seconds (40.48 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 17 16 14 ... 3

Time limit reached
Best objective 1.700000000000e+01, best bound 4.000000000000e+01, gap 135.2941%

Wrote result file './lp_solutions/grafo11240.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 02:37:19 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11240.36.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/grafo11240.36.lp
Reading time = 0.15 seconds
: 79178 rows, 1672 columns, 238802 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 79178 rows, 1672 columns and 238802 nonzeros
Model fingerprint: 0x37b5e8ec
Variable types: 39 continuous, 1633 integer (1633 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 26360 rows and 18 columns
Presolve time: 0.86s
Presolved: 52818 rows, 1654 columns, 159993 nonzeros
Variable types: 0 continuous, 1654 integer (1615 binary)
Found heuristic solution: objective 12.0000000
Root relaxation presolved: 1654 rows, 54472 columns, 161647 nonzeros


Root relaxation: objective 4.000000e+01, 1432 iterations, 0.50 seconds (0.31 work units)

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

     0     0   40.00000    0  276   12.00000   40.00000   233%     -    3s
H    0     0                      14.0000000   40.00000   186%     -    3s
     0     0   40.00000    0  491   14.00000   40.00000   186%     -    8s
     0     0   40.00000    0  478   14.00000   40.00000   186%     -   10s
H    0     0                      16.0000000   40.00000   150%     -   27s
     0     0   40.00000    0  373   16.00000   40.00000   150%     -   28s
     0     0   40.00000    0  404   16.00000   40.00000   150%     -   29s
     0     0   40.00000    0  411   16.00000   40.00000   150%     -   44s
     0     0   40.00000    0  432   16.00000   40.00000   150%     -   45s
     0     0   40.00000    0  469   16.00000   40.00000   150%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 3
  Clique: 16
  MIR: 90
  StrongCG: 2
  GUB cover: 2
  Zero half: 58
  RLT: 52
  BQP: 2

Explored 1 nodes (34185 simplex iterations) in 50.09 seconds (31.98 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 16 14 12 3 

Time limit reached
Best objective 1.600000000000e+01, best bound 4.000000000000e+01, gap 150.0000%

Wrote result file './lp_solutions/grafo11240.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 06:52:13 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11240.36.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/grafo11240.36.lp
Reading time = 0.13 seconds
: 79178 rows, 1672 columns, 238802 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 79178 rows, 1672 columns and 238802 nonzeros
Model fingerprint: 0x37b5e8ec
Variable types: 39 continuous, 1633 integer (1633 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 26360 rows and 18 columns
Presolve time: 0.58s
Presolved: 52818 rows, 1654 columns, 159993 nonzeros
Variable types: 0 continuous, 1654 integer (1615 binary)
Found heuristic solution: objective 12.0000000
Root relaxation presolved: 1654 rows, 54472 columns, 161647 nonzeros


Root relaxation: objective 4.000000e+01, 1432 iterations, 0.30 seconds (0.31 work units)

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

     0     0   40.00000    0  276   12.00000   40.00000   233%     -    2s
H    0     0                      14.0000000   40.00000   186%     -    2s
     0     0   40.00000    0  491   14.00000   40.00000   186%     -    5s
     0     0   40.00000    0  478   14.00000   40.00000   186%     -    6s
H    0     0                      16.0000000   40.00000   150%     -   18s
     0     0   40.00000    0  373   16.00000   40.00000   150%     -   19s
     0     0   40.00000    0  404   16.00000   40.00000   150%     -   19s
     0     0   40.00000    0  411   16.00000   40.00000   150%     -   29s
     0     0   40.00000    0  432   16.00000   40.00000   150%     -   30s
H    0     0                      17.0000000   40.00000   135%     -   38s
     0     0   40.00000    0  453   17.00000   40.00000   135%     -   38s
     0     0   40.00000    0  453   17.00000   40.00000   135%     -   39s
     0     0   40.00000    0  455   17.00000   40.00000   135%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 19
  Clique: 35
  MIR: 104
  Zero half: 45
  RLT: 70
  BQP: 2

Explored 1 nodes (51810 simplex iterations) in 50.09 seconds (49.83 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 17 16 14 ... 3

Time limit reached
Best objective 1.700000000000e+01, best bound 4.000000000000e+01, gap 135.2941%

Wrote result file './lp_solutions/grafo11240.36.sol'

