
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 07:11:35 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6093.36.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/grafo6093.36.lp
Reading time = 0.06 seconds
: 30816 rows, 1398 columns, 93355 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 30816 rows, 1398 columns and 93355 nonzeros
Model fingerprint: 0xa91ecf39
Variable types: 35 continuous, 1363 integer (1363 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 2244 rows and 33 columns
Presolve time: 0.30s
Presolved: 28572 rows, 1365 columns, 86890 nonzeros
Variable types: 0 continuous, 1365 integer (1330 binary)
Found heuristic solution: objective 4.0000000
Root relaxation presolved: 14887 rows, 15050 columns, 59520 nonzeros


Root relaxation: objective 2.700000e+01, 2035 iterations, 0.75 seconds (0.43 work units)

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

     0     0   27.00000    0  352    4.00000   27.00000   575%     -    2s
H    0     0                       8.0000000   27.00000   238%     -    2s
H    0     0                       9.0000000   27.00000   200%     -    3s
     0     0   27.00000    0  575    9.00000   27.00000   200%     -    9s
H    0     0                      10.0000000   27.00000   170%     -    9s
     0     0   27.00000    0  543   10.00000   27.00000   170%     -   10s
     0     0   27.00000    0  394   10.00000   27.00000   170%     -   20s
     0     0   27.00000    0  381   10.00000   27.00000   170%     -   20s
     0     0   27.00000    0  364   10.00000   27.00000   170%     -   30s
     0     0   27.00000    0  366   10.00000   27.00000   170%     -   31s
     0     0   27.00000    0  462   10.00000   27.00000   170%     -   37s
     0     0   26.66667    0  462   10.00000   26.66667   167%     -   37s
     0     0   26.66667    0  328   10.00000   26.66667   167%     -   42s
     0     0   26.66667    0  449   10.00000   26.66667   167%     -   44s
     0     0   26.66667    0  446   10.00000   26.66667   167%     -   49s
     0     0   26.66667    0  446   10.00000   26.66667   167%     -   50s

Cutting planes:
  Cover: 1
  Clique: 1
  MIR: 34
  Zero half: 5
  RLT: 34

Explored 1 nodes (59846 simplex iterations) in 50.04 seconds (28.85 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 9 8 4 

Time limit reached
Best objective 1.000000000000e+01, best bound 2.600000000000e+01, gap 160.0000%

Wrote result file './lp_solutions/grafo6093.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 04:32:41 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6093.36.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/grafo6093.36.lp
Reading time = 0.06 seconds
: 30816 rows, 1398 columns, 93355 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 30816 rows, 1398 columns and 93355 nonzeros
Model fingerprint: 0xa91ecf39
Variable types: 35 continuous, 1363 integer (1363 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 2244 rows and 33 columns
Presolve time: 0.26s
Presolved: 28572 rows, 1365 columns, 86890 nonzeros
Variable types: 0 continuous, 1365 integer (1330 binary)
Found heuristic solution: objective 4.0000000
Root relaxation presolved: 14887 rows, 15050 columns, 59520 nonzeros


Root relaxation: objective 2.700000e+01, 2035 iterations, 0.65 seconds (0.43 work units)

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

     0     0   27.00000    0  352    4.00000   27.00000   575%     -    2s
H    0     0                       8.0000000   27.00000   238%     -    2s
H    0     0                       9.0000000   27.00000   200%     -    3s
     0     0   27.00000    0  575    9.00000   27.00000   200%     -    8s
H    0     0                      10.0000000   27.00000   170%     -    8s
     0     0   27.00000    0  543   10.00000   27.00000   170%     -    8s
     0     0   27.00000    0  394   10.00000   27.00000   170%     -   19s
     0     0   27.00000    0  381   10.00000   27.00000   170%     -   19s
     0     0   27.00000    0  364   10.00000   27.00000   170%     -   29s
     0     0   27.00000    0  366   10.00000   27.00000   170%     -   30s
     0     0   27.00000    0  462   10.00000   27.00000   170%     -   36s
     0     0   26.66667    0  462   10.00000   26.66667   167%     -   36s
     0     0   26.66667    0  328   10.00000   26.66667   167%     -   41s
     0     0   26.66667    0  449   10.00000   26.66667   167%     -   42s
     0     0   26.66667    0  446   10.00000   26.66667   167%     -   48s
     0     0   26.66667    0  446   10.00000   26.66667   167%     -   50s

Cutting planes:
  Cover: 1
  Clique: 1
  MIR: 34
  Zero half: 5
  RLT: 34

Explored 1 nodes (63107 simplex iterations) in 50.03 seconds (29.75 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 9 8 4 

Time limit reached
Best objective 1.000000000000e+01, best bound 2.600000000000e+01, gap 160.0000%

Wrote result file './lp_solutions/grafo6093.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 05:35:33 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6093.36.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/grafo6093.36.lp
Reading time = 0.06 seconds
: 30816 rows, 1398 columns, 93355 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 30816 rows, 1398 columns and 93355 nonzeros
Model fingerprint: 0xa91ecf39
Variable types: 35 continuous, 1363 integer (1363 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 2244 rows and 33 columns
Presolve time: 0.23s
Presolved: 28572 rows, 1365 columns, 86890 nonzeros
Variable types: 0 continuous, 1365 integer (1330 binary)
Found heuristic solution: objective 4.0000000
Root relaxation presolved: 14887 rows, 15050 columns, 59520 nonzeros


Root relaxation: objective 2.700000e+01, 2035 iterations, 0.58 seconds (0.43 work units)

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

     0     0   27.00000    0  352    4.00000   27.00000   575%     -    1s
H    0     0                       8.0000000   27.00000   238%     -    1s
H    0     0                       9.0000000   27.00000   200%     -    2s
     0     0   27.00000    0  575    9.00000   27.00000   200%     -    6s
H    0     0                      10.0000000   27.00000   170%     -    7s
     0     0   27.00000    0  543   10.00000   27.00000   170%     -    7s
     0     0   27.00000    0  394   10.00000   27.00000   170%     -   16s
     0     0   27.00000    0  381   10.00000   27.00000   170%     -   16s
     0     0   27.00000    0  364   10.00000   27.00000   170%     -   25s
     0     0   27.00000    0  366   10.00000   27.00000   170%     -   25s
     0     0   27.00000    0  462   10.00000   27.00000   170%     -   30s
     0     0   26.66667    0  462   10.00000   26.66667   167%     -   30s
     0     0   26.66667    0  328   10.00000   26.66667   167%     -   34s
     0     0   26.66667    0  449   10.00000   26.66667   167%     -   35s
     0     0   26.66667    0  446   10.00000   26.66667   167%     -   40s
     0     0   26.66667    0  290   10.00000   26.66667   167%     -   42s
     0     2   26.66667    0  243   10.00000   26.66667   167%     -   46s
    44    57   26.50000   10  312   10.00000   26.66667   167%   401   50s

Cutting planes:
  Clique: 2
  MIR: 67
  StrongCG: 5
  Zero half: 5
  RLT: 44
  BQP: 1

Explored 56 nodes (85104 simplex iterations) in 50.04 seconds (38.53 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 9 8 4 

Time limit reached
Best objective 1.000000000000e+01, best bound 2.600000000000e+01, gap 160.0000%

Wrote result file './lp_solutions/grafo6093.36.sol'

