
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 08:16:39 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5615.38.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/grafo5615.38.lp
Reading time = 0.16 seconds
: 54640 rows, 1561 columns, 164917 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 54640 rows, 1561 columns and 164917 nonzeros
Model fingerprint: 0x16e9a53a
Variable types: 35 continuous, 1526 integer (1526 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 14389 rows and 7 columns
Presolve time: 0.53s
Presolved: 40251 rows, 1554 columns, 122058 nonzeros
Variable types: 0 continuous, 1554 integer (1519 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25270 rows, 16535 columns, 92096 nonzeros


Root relaxation: objective 3.700000e+01, 1290 iterations, 0.74 seconds (0.43 work units)

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

     0     0   37.00000    0  208    6.00000   37.00000   517%     -    2s
H    0     0                       8.0000000   37.00000   362%     -    2s
     0     0   37.00000    0  428    8.00000   37.00000   362%     -    5s
     0     0   37.00000    0  412    8.00000   37.00000   362%     -    6s
     0     0   37.00000    0  326    8.00000   37.00000   362%     -   14s
H    0     0                       9.0000000   37.00000   311%     -   14s
     0     0   37.00000    0  295    9.00000   37.00000   311%     -   14s
     0     0   37.00000    0  317    9.00000   37.00000   311%     -   22s
     0     0   37.00000    0  312    9.00000   37.00000   311%     -   22s
H    0     0                      11.0000000   37.00000   236%     -   29s
     0     0   37.00000    0  340   11.00000   37.00000   236%     -   29s
     0     0   37.00000    0  331   11.00000   37.00000   236%     -   30s
H    0     0                      13.0000000   37.00000   185%     -   45s
     0     0   37.00000    0  284   13.00000   37.00000   185%     -   45s
     0     0   37.00000    0  341   13.00000   37.00000   185%     -   46s
     0     0   37.00000    0  412   13.00000   37.00000   185%     -   50s

Cutting planes:
  Cover: 22
  Clique: 7
  MIR: 143
  StrongCG: 1
  Zero half: 30
  RLT: 57

Explored 1 nodes (50800 simplex iterations) in 50.07 seconds (32.00 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 13 11 9 ... 2

Time limit reached
Best objective 1.300000000000e+01, best bound 3.700000000000e+01, gap 184.6154%

Wrote result file './lp_solutions/grafo5615.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 09:38:07 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5615.38.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/grafo5615.38.lp
Reading time = 0.10 seconds
: 54640 rows, 1561 columns, 164917 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 54640 rows, 1561 columns and 164917 nonzeros
Model fingerprint: 0x16e9a53a
Variable types: 35 continuous, 1526 integer (1526 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 14389 rows and 7 columns
Presolve time: 0.38s
Presolved: 40251 rows, 1554 columns, 122058 nonzeros
Variable types: 0 continuous, 1554 integer (1519 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25270 rows, 16535 columns, 92096 nonzeros


Root relaxation: objective 3.700000e+01, 1290 iterations, 0.47 seconds (0.43 work units)

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

     0     0   37.00000    0  208    6.00000   37.00000   517%     -    1s
H    0     0                       8.0000000   37.00000   362%     -    1s
     0     0   37.00000    0  428    8.00000   37.00000   362%     -    4s
     0     0   37.00000    0  412    8.00000   37.00000   362%     -    4s
     0     0   37.00000    0  326    8.00000   37.00000   362%     -   11s
H    0     0                       9.0000000   37.00000   311%     -   11s
     0     0   37.00000    0  295    9.00000   37.00000   311%     -   11s
     0     0   37.00000    0  317    9.00000   37.00000   311%     -   17s
     0     0   37.00000    0  312    9.00000   37.00000   311%     -   17s
H    0     0                      11.0000000   37.00000   236%     -   22s
     0     0   37.00000    0  340   11.00000   37.00000   236%     -   22s
     0     0   37.00000    0  331   11.00000   37.00000   236%     -   23s
H    0     0                      13.0000000   37.00000   185%     -   35s
     0     0   37.00000    0  284   13.00000   37.00000   185%     -   35s
     0     0   37.00000    0  341   13.00000   37.00000   185%     -   36s
     0     0   37.00000    0  295   13.00000   37.00000   185%     -   41s
     0     0   37.00000    0  225   13.00000   37.00000   185%     -   42s
     0     2   37.00000    0  225   13.00000   37.00000   185%     -   46s
    85   124   36.00000   20  259   13.00000   37.00000   185%   152   50s

Cutting planes:
  Cover: 1
  Clique: 6
  MIR: 68
  StrongCG: 2
  RLT: 36
  BQP: 2

Explored 123 nodes (72934 simplex iterations) in 50.06 seconds (44.22 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 13 11 9 ... 2

Time limit reached
Best objective 1.300000000000e+01, best bound 3.700000000000e+01, gap 184.6154%

Wrote result file './lp_solutions/grafo5615.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov 22 02:33:27 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5615.38.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/grafo5615.38.lp
Reading time = 0.09 seconds
: 54640 rows, 1561 columns, 164917 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 54640 rows, 1561 columns and 164917 nonzeros
Model fingerprint: 0x16e9a53a
Variable types: 35 continuous, 1526 integer (1526 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 14389 rows and 7 columns
Presolve time: 0.33s
Presolved: 40251 rows, 1554 columns, 122058 nonzeros
Variable types: 0 continuous, 1554 integer (1519 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 25270 rows, 16535 columns, 92096 nonzeros


Root relaxation: objective 3.700000e+01, 1290 iterations, 0.41 seconds (0.43 work units)

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

     0     0   37.00000    0  208    6.00000   37.00000   517%     -    1s
H    0     0                       8.0000000   37.00000   362%     -    1s
     0     0   37.00000    0  428    8.00000   37.00000   362%     -    3s
     0     0   37.00000    0  412    8.00000   37.00000   362%     -    3s
     0     0   37.00000    0  326    8.00000   37.00000   362%     -    9s
H    0     0                       9.0000000   37.00000   311%     -    9s
     0     0   37.00000    0  295    9.00000   37.00000   311%     -    9s
     0     0   37.00000    0  317    9.00000   37.00000   311%     -   14s
     0     0   37.00000    0  312    9.00000   37.00000   311%     -   14s
H    0     0                      11.0000000   37.00000   236%     -   19s
     0     0   37.00000    0  340   11.00000   37.00000   236%     -   19s
     0     0   37.00000    0  331   11.00000   37.00000   236%     -   19s
H    0     0                      13.0000000   37.00000   185%     -   29s
     0     0   37.00000    0  284   13.00000   37.00000   185%     -   29s
     0     0   37.00000    0  341   13.00000   37.00000   185%     -   30s
     0     0   37.00000    0  295   13.00000   37.00000   185%     -   35s
     0     0   37.00000    0  225   13.00000   37.00000   185%     -   36s
     0     2   37.00000    0  225   13.00000   37.00000   185%     -   39s
    11    16   37.00000    4  234   13.00000   37.00000   185%   423   40s
   236   276   33.41667   45  248   13.00000   37.00000   185%   111   45s
   379   384   28.83333   84  260   13.00000   37.00000   185%   139   50s

Cutting planes:
  Cover: 1
  Clique: 6
  MIR: 68
  StrongCG: 2
  RLT: 36
  BQP: 2

Explored 383 nodes (110709 simplex iterations) in 50.06 seconds (55.68 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 13 11 9 ... 2

Time limit reached
Best objective 1.300000000000e+01, best bound 3.700000000000e+01, gap 184.6154%

Wrote result file './lp_solutions/grafo5615.38.sol'

