
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 16:24:51 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3030.27.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/grafo3030.27.lp
Reading time = 0.12 seconds
: 72035 rows, 1076 columns, 216856 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 72035 rows, 1076 columns and 216856 nonzeros
Model fingerprint: 0x2234ab84
Variable types: 30 continuous, 1046 integer (1046 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 32840 rows and 3 columns
Presolve time: 0.41s
Presolved: 39195 rows, 1073 columns, 118544 nonzeros
Variable types: 0 continuous, 1073 integer (1043 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1065 rows, 40260 columns, 119617 nonzeros


Root relaxation: objective 3.700000e+01, 1767 iterations, 0.51 seconds (0.63 work units)

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

     0     0   37.00000    0  261    7.00000   37.00000   429%     -    4s
H    0     0                       8.0000000   37.00000   362%     -    4s
     0     0   37.00000    0  522    8.00000   37.00000   362%     -    7s
     0     0   37.00000    0  496    8.00000   37.00000   362%     -    7s
     0     0   37.00000    0  356    8.00000   37.00000   362%     -   16s
     0     0   37.00000    0  354    8.00000   37.00000   362%     -   17s
     0     0   37.00000    0  434    8.00000   37.00000   362%     -   22s
     0     0   37.00000    0  411    8.00000   37.00000   362%     -   23s
     0     0   37.00000    0  399    8.00000   37.00000   362%     -   27s
     0     0   37.00000    0  400    8.00000   37.00000   362%     -   28s
     0     0   37.00000    0  350    8.00000   37.00000   362%     -   32s
     0     0   37.00000    0  345    8.00000   37.00000   362%     -   33s
     0     0   37.00000    0  361    8.00000   37.00000   362%     -   39s
     0     0   37.00000    0  361    8.00000   37.00000   362%     -   41s
     0     2   37.00000    0  309    8.00000   37.00000   362%     -   48s
     7     9   37.00000    3  253    8.00000   37.00000   362%  1092   50s

Cutting planes:
  Cover: 6
  Clique: 29
  MIR: 42
  StrongCG: 4
  Zero half: 6
  RLT: 48
  BQP: 3

Explored 8 nodes (56266 simplex iterations) in 50.05 seconds (56.61 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 8 7 2 

Time limit reached
Best objective 8.000000000000e+00, best bound 3.700000000000e+01, gap 362.5000%

Wrote result file './lp_solutions/grafo3030.27.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 09:59:32 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3030.27.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/grafo3030.27.lp
Reading time = 0.12 seconds
: 72035 rows, 1076 columns, 216856 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 72035 rows, 1076 columns and 216856 nonzeros
Model fingerprint: 0x2234ab84
Variable types: 30 continuous, 1046 integer (1046 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 32840 rows and 3 columns
Presolve time: 0.40s
Presolved: 39195 rows, 1073 columns, 118544 nonzeros
Variable types: 0 continuous, 1073 integer (1043 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1065 rows, 40260 columns, 119617 nonzeros


Root relaxation: objective 3.700000e+01, 1767 iterations, 0.49 seconds (0.63 work units)

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

     0     0   37.00000    0  261    7.00000   37.00000   429%     -    4s
H    0     0                       8.0000000   37.00000   362%     -    4s
     0     0   37.00000    0  522    8.00000   37.00000   362%     -    7s
     0     0   37.00000    0  496    8.00000   37.00000   362%     -    8s
     0     0   37.00000    0  356    8.00000   37.00000   362%     -   17s
     0     0   37.00000    0  354    8.00000   37.00000   362%     -   17s
     0     0   37.00000    0  434    8.00000   37.00000   362%     -   23s
     0     0   37.00000    0  411    8.00000   37.00000   362%     -   23s
     0     0   37.00000    0  399    8.00000   37.00000   362%     -   28s
     0     0   37.00000    0  400    8.00000   37.00000   362%     -   29s
     0     0   37.00000    0  350    8.00000   37.00000   362%     -   33s
     0     0   37.00000    0  345    8.00000   37.00000   362%     -   34s
     0     0   37.00000    0  361    8.00000   37.00000   362%     -   40s
     0     0   37.00000    0  361    8.00000   37.00000   362%     -   42s
     0     2   37.00000    0  309    8.00000   37.00000   362%     -   49s

Cutting planes:
  Cover: 4
  Clique: 27
  MIR: 32
  StrongCG: 3
  Zero half: 4
  RLT: 32
  BQP: 2

Explored 3 nodes (53392 simplex iterations) in 50.04 seconds (55.75 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 8 7 2 

Time limit reached
Best objective 8.000000000000e+00, best bound 3.700000000000e+01, gap 362.5000%

Wrote result file './lp_solutions/grafo3030.27.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 03:03:05 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3030.27.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/grafo3030.27.lp
Reading time = 0.12 seconds
: 72035 rows, 1076 columns, 216856 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 72035 rows, 1076 columns and 216856 nonzeros
Model fingerprint: 0x2234ab84
Variable types: 30 continuous, 1046 integer (1046 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 32840 rows and 3 columns
Presolve time: 0.42s
Presolved: 39195 rows, 1073 columns, 118544 nonzeros
Variable types: 0 continuous, 1073 integer (1043 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 1065 rows, 40260 columns, 119617 nonzeros


Root relaxation: objective 3.700000e+01, 1767 iterations, 0.50 seconds (0.63 work units)

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

     0     0   37.00000    0  261    7.00000   37.00000   429%     -    4s
H    0     0                       8.0000000   37.00000   362%     -    4s
     0     0   37.00000    0  522    8.00000   37.00000   362%     -    7s
     0     0   37.00000    0  496    8.00000   37.00000   362%     -    7s
     0     0   37.00000    0  356    8.00000   37.00000   362%     -   16s
     0     0   37.00000    0  354    8.00000   37.00000   362%     -   16s
     0     0   37.00000    0  434    8.00000   37.00000   362%     -   22s
     0     0   37.00000    0  411    8.00000   37.00000   362%     -   22s
     0     0   37.00000    0  399    8.00000   37.00000   362%     -   27s
     0     0   37.00000    0  400    8.00000   37.00000   362%     -   27s
     0     0   37.00000    0  350    8.00000   37.00000   362%     -   32s
     0     0   37.00000    0  345    8.00000   37.00000   362%     -   33s
     0     0   37.00000    0  361    8.00000   37.00000   362%     -   39s
     0     0   37.00000    0  361    8.00000   37.00000   362%     -   41s
     0     2   37.00000    0  309    8.00000   37.00000   362%     -   49s
     3     7   37.00000    2  274    8.00000   37.00000   362%  1635   50s

Cutting planes:
  Cover: 6
  Clique: 28
  MIR: 40
  StrongCG: 4
  Zero half: 4
  RLT: 40
  BQP: 2

Explored 6 nodes (55041 simplex iterations) in 50.04 seconds (56.40 work units)
Thread count was 8 (of 8 available processors)

Solution count 3: 8 7 2 

Time limit reached
Best objective 8.000000000000e+00, best bound 3.700000000000e+01, gap 362.5000%

Wrote result file './lp_solutions/grafo3030.27.sol'

