
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 07:30:26 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6808.39.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/grafo6808.39.lp
Reading time = 0.09 seconds
: 43268 rows, 1612 columns, 130840 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 43268 rows, 1612 columns and 130840 nonzeros
Model fingerprint: 0x1a515642
Variable types: 37 continuous, 1575 integer (1575 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 5974 rows and 30 columns
Presolve time: 0.48s
Presolved: 37294 rows, 1582 columns, 113194 nonzeros
Variable types: 0 continuous, 1582 integer (1545 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 20385 rows, 18491 columns, 79376 nonzeros


Root relaxation: objective 3.400000e+01, 1772 iterations, 0.77 seconds (0.50 work units)

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

     0     0   34.00000    0  324    7.00000   34.00000   386%     -    3s
H    0     0                       8.0000000   34.00000   325%     -    3s
H    0     0                       9.0000000   34.00000   278%     -    4s
     0     0   34.00000    0  454    9.00000   34.00000   278%     -    6s
     0     0   34.00000    0  455    9.00000   34.00000   278%     -    7s
     0     0   34.00000    0  504    9.00000   34.00000   278%     -   19s
     0     0   34.00000    0  517    9.00000   34.00000   278%     -   20s
H    0     0                      10.0000000   34.00000   240%     -   27s
     0     0   34.00000    0  477   10.00000   34.00000   240%     -   27s
     0     0   34.00000    0  511   10.00000   34.00000   240%     -   29s
H    0     0                      11.0000000   34.00000   209%     -   39s
     0     0   34.00000    0  438   11.00000   34.00000   209%     -   39s
     0     0   34.00000    0  370   11.00000   34.00000   209%     -   40s
     0     0   34.00000    0  367   11.00000   34.00000   209%     -   50s

Cutting planes:
  Cover: 27
  MIR: 157
  GUB cover: 3
  Zero half: 46
  RLT: 56

Explored 1 nodes (47721 simplex iterations) in 50.08 seconds (28.28 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... 1

Time limit reached
Best objective 1.100000000000e+01, best bound 3.400000000000e+01, gap 209.0909%

Wrote result file './lp_solutions/grafo6808.39.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 04:56:09 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6808.39.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/grafo6808.39.lp
Reading time = 0.10 seconds
: 43268 rows, 1612 columns, 130840 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 43268 rows, 1612 columns and 130840 nonzeros
Model fingerprint: 0x1a515642
Variable types: 37 continuous, 1575 integer (1575 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 5974 rows and 30 columns
Presolve time: 0.38s
Presolved: 37294 rows, 1582 columns, 113194 nonzeros
Variable types: 0 continuous, 1582 integer (1545 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 20385 rows, 18491 columns, 79376 nonzeros


Root relaxation: objective 3.400000e+01, 1772 iterations, 0.76 seconds (0.50 work units)

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

     0     0   34.00000    0  324    7.00000   34.00000   386%     -    2s
H    0     0                       8.0000000   34.00000   325%     -    2s
H    0     0                       9.0000000   34.00000   278%     -    3s
     0     0   34.00000    0  454    9.00000   34.00000   278%     -    5s
     0     0   34.00000    0  455    9.00000   34.00000   278%     -    6s
     0     0   34.00000    0  504    9.00000   34.00000   278%     -   18s
     0     0   34.00000    0  517    9.00000   34.00000   278%     -   19s
H    0     0                      10.0000000   34.00000   240%     -   27s
     0     0   34.00000    0  477   10.00000   34.00000   240%     -   27s
     0     0   34.00000    0  511   10.00000   34.00000   240%     -   28s
H    0     0                      11.0000000   34.00000   209%     -   39s
     0     0   34.00000    0  438   11.00000   34.00000   209%     -   39s
     0     0   34.00000    0  370   11.00000   34.00000   209%     -   39s
     0     0   34.00000    0  367   11.00000   34.00000   209%     -   50s

Cutting planes:
  Cover: 27
  MIR: 157
  GUB cover: 3
  Zero half: 46
  RLT: 56

Explored 1 nodes (47584 simplex iterations) in 50.08 seconds (28.22 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 11 10 9 ... 1

Time limit reached
Best objective 1.100000000000e+01, best bound 3.400000000000e+01, gap 209.0909%

Wrote result file './lp_solutions/grafo6808.39.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 05:58:59 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo6808.39.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/grafo6808.39.lp
Reading time = 0.08 seconds
: 43268 rows, 1612 columns, 130840 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 43268 rows, 1612 columns and 130840 nonzeros
Model fingerprint: 0x1a515642
Variable types: 37 continuous, 1575 integer (1575 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 5974 rows and 30 columns
Presolve time: 0.32s
Presolved: 37294 rows, 1582 columns, 113194 nonzeros
Variable types: 0 continuous, 1582 integer (1545 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 20385 rows, 18491 columns, 79376 nonzeros


Root relaxation: objective 3.400000e+01, 1772 iterations, 0.65 seconds (0.50 work units)

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

     0     0   34.00000    0  324    7.00000   34.00000   386%     -    2s
H    0     0                       8.0000000   34.00000   325%     -    2s
H    0     0                       9.0000000   34.00000   278%     -    3s
     0     0   34.00000    0  454    9.00000   34.00000   278%     -    4s
     0     0   34.00000    0  455    9.00000   34.00000   278%     -    5s
     0     0   34.00000    0  504    9.00000   34.00000   278%     -   14s
     0     0   34.00000    0  517    9.00000   34.00000   278%     -   15s
H    0     0                      10.0000000   34.00000   240%     -   21s
     0     0   34.00000    0  477   10.00000   34.00000   240%     -   21s
     0     0   34.00000    0  511   10.00000   34.00000   240%     -   23s
H    0     0                      11.0000000   34.00000   209%     -   31s
     0     0   34.00000    0  438   11.00000   34.00000   209%     -   31s
     0     0   34.00000    0  370   11.00000   34.00000   209%     -   31s
H    0     0                      12.0000000   34.00000   183%     -   39s
     0     0   34.00000    0  357   12.00000   34.00000   183%     -   39s
     0     0   34.00000    0  408   12.00000   34.00000   183%     -   40s
     0     0   34.00000    0  453   12.00000   34.00000   183%     -   47s
     0     0   34.00000    0  386   12.00000   34.00000   183%     -   49s

Cutting planes:
  MIR: 19
  Zero half: 1
  RLT: 18

Explored 1 nodes (61067 simplex iterations) in 50.02 seconds (36.16 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 12 11 10 ... 1

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

Wrote result file './lp_solutions/grafo6808.39.sol'

