
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 15:24:30 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2589.26.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/grafo2589.26.lp
Reading time = 0.07 seconds
: 40090 rows, 1108 columns, 121119 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 40090 rows, 1108 columns and 121119 nonzeros
Model fingerprint: 0x4ee799b4
Variable types: 33 continuous, 1075 integer (1075 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 -0.0000000
Presolve removed 14124 rows and 21 columns
Presolve time: 0.28s
Presolved: 25966 rows, 1087 columns, 79095 nonzeros
Variable types: 0 continuous, 1087 integer (1054 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 17910 rows, 9143 columns, 62983 nonzeros


Root relaxation: objective 3.500000e+01, 1462 iterations, 0.39 seconds (0.40 work units)

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

     0     0   35.00000    0  261    8.00000   35.00000   337%     -    1s
H    0     0                       9.0000000   35.00000   289%     -    2s
     0     0   35.00000    0  560    9.00000   35.00000   289%     -    4s
     0     0   35.00000    0  540    9.00000   35.00000   289%     -    4s
     0     0   35.00000    0  375    9.00000   35.00000   289%     -   11s
     0     0   35.00000    0  381    9.00000   35.00000   289%     -   11s
     0     0   35.00000    0  435    9.00000   35.00000   289%     -   16s
     0     0   35.00000    0  422    9.00000   35.00000   289%     -   16s
     0     0   35.00000    0  342    9.00000   35.00000   289%     -   19s
     0     0   35.00000    0  417    9.00000   35.00000   289%     -   20s
     0     0   35.00000    0  341    9.00000   35.00000   289%     -   28s
     0     0   35.00000    0  340    9.00000   35.00000   289%     -   28s
H    0     0                      10.0000000   35.00000   250%     -   35s
H    0     0                      11.0000000   35.00000   218%     -   35s
     0     0   35.00000    0  433   11.00000   35.00000   218%     -   35s
     0     0   35.00000    0  336   11.00000   35.00000   218%     -   37s
     0     2   35.00000    0  335   11.00000   35.00000   218%     -   39s
     1     4   35.00000    1  315   11.00000   35.00000   218%  1548   40s
    43    69   33.00000   11  249   11.00000   35.00000   218%   384   46s
   204   213   30.00000   34  232   11.00000   35.00000   218%   282   50s

Cutting planes:
  Gomory: 1
  Cover: 3
  Clique: 9
  MIR: 71
  StrongCG: 2
  Zero half: 2
  RLT: 47

Explored 212 nodes (124641 simplex iterations) in 50.04 seconds (57.07 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... -0

Time limit reached
Best objective 1.100000000000e+01, best bound 3.500000000000e+01, gap 218.1818%

Wrote result file './lp_solutions/grafo2589.26.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 09:41:59 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2589.26.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/grafo2589.26.lp
Reading time = 0.07 seconds
: 40090 rows, 1108 columns, 121119 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 40090 rows, 1108 columns and 121119 nonzeros
Model fingerprint: 0x4ee799b4
Variable types: 33 continuous, 1075 integer (1075 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 -0.0000000
Presolve removed 14124 rows and 21 columns
Presolve time: 0.27s
Presolved: 25966 rows, 1087 columns, 79095 nonzeros
Variable types: 0 continuous, 1087 integer (1054 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 17910 rows, 9143 columns, 62983 nonzeros


Root relaxation: objective 3.500000e+01, 1462 iterations, 0.39 seconds (0.40 work units)

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

     0     0   35.00000    0  261    8.00000   35.00000   337%     -    1s
H    0     0                       9.0000000   35.00000   289%     -    2s
     0     0   35.00000    0  560    9.00000   35.00000   289%     -    4s
     0     0   35.00000    0  540    9.00000   35.00000   289%     -    4s
     0     0   35.00000    0  375    9.00000   35.00000   289%     -   11s
     0     0   35.00000    0  381    9.00000   35.00000   289%     -   11s
     0     0   35.00000    0  435    9.00000   35.00000   289%     -   16s
     0     0   35.00000    0  422    9.00000   35.00000   289%     -   16s
     0     0   35.00000    0  342    9.00000   35.00000   289%     -   19s
     0     0   35.00000    0  417    9.00000   35.00000   289%     -   20s
     0     0   35.00000    0  341    9.00000   35.00000   289%     -   28s
     0     0   35.00000    0  340    9.00000   35.00000   289%     -   28s
H    0     0                      10.0000000   35.00000   250%     -   35s
H    0     0                      11.0000000   35.00000   218%     -   35s
     0     0   35.00000    0  433   11.00000   35.00000   218%     -   35s
     0     0   35.00000    0  336   11.00000   35.00000   218%     -   37s
     0     2   35.00000    0  335   11.00000   35.00000   218%     -   40s
    31    44   35.00000    8  273   11.00000   35.00000   218%   452   45s
   122   189   32.50000   22  287   11.00000   35.00000   218%   304   50s

Cutting planes:
  Gomory: 1
  Cover: 3
  Clique: 9
  MIR: 71
  StrongCG: 2
  Zero half: 2
  RLT: 47

Explored 188 nodes (115740 simplex iterations) in 50.03 seconds (55.50 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... -0

Time limit reached
Best objective 1.100000000000e+01, best bound 3.500000000000e+01, gap 218.1818%

Wrote result file './lp_solutions/grafo2589.26.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 02:45:32 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo2589.26.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/grafo2589.26.lp
Reading time = 0.07 seconds
: 40090 rows, 1108 columns, 121119 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 40090 rows, 1108 columns and 121119 nonzeros
Model fingerprint: 0x4ee799b4
Variable types: 33 continuous, 1075 integer (1075 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 -0.0000000
Presolve removed 14124 rows and 21 columns
Presolve time: 0.28s
Presolved: 25966 rows, 1087 columns, 79095 nonzeros
Variable types: 0 continuous, 1087 integer (1054 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 17910 rows, 9143 columns, 62983 nonzeros


Root relaxation: objective 3.500000e+01, 1462 iterations, 0.40 seconds (0.40 work units)

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

     0     0   35.00000    0  261    8.00000   35.00000   337%     -    1s
H    0     0                       9.0000000   35.00000   289%     -    2s
     0     0   35.00000    0  560    9.00000   35.00000   289%     -    4s
     0     0   35.00000    0  540    9.00000   35.00000   289%     -    4s
     0     0   35.00000    0  375    9.00000   35.00000   289%     -   11s
     0     0   35.00000    0  381    9.00000   35.00000   289%     -   11s
     0     0   35.00000    0  435    9.00000   35.00000   289%     -   16s
     0     0   35.00000    0  422    9.00000   35.00000   289%     -   17s
     0     0   35.00000    0  342    9.00000   35.00000   289%     -   20s
     0     0   35.00000    0  417    9.00000   35.00000   289%     -   20s
     0     0   35.00000    0  341    9.00000   35.00000   289%     -   28s
     0     0   35.00000    0  340    9.00000   35.00000   289%     -   28s
H    0     0                      10.0000000   35.00000   250%     -   35s
H    0     0                      11.0000000   35.00000   218%     -   35s
     0     0   35.00000    0  433   11.00000   35.00000   218%     -   35s
     0     0   35.00000    0  336   11.00000   35.00000   218%     -   37s
     0     2   35.00000    0  335   11.00000   35.00000   218%     -   40s
    31    44   35.00000    8  273   11.00000   35.00000   218%   452   45s
   122   184   32.50000   22  287   11.00000   35.00000   218%   304   50s

Cutting planes:
  Gomory: 1
  Cover: 3
  Clique: 9
  MIR: 71
  StrongCG: 2
  Zero half: 2
  RLT: 47

Explored 183 nodes (115404 simplex iterations) in 50.04 seconds (55.33 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 11 10 9 ... -0

Time limit reached
Best objective 1.100000000000e+01, best bound 3.500000000000e+01, gap 218.1818%

Wrote result file './lp_solutions/grafo2589.26.sol'

