
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 06:36:28 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5632.36.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/grafo5632.36.lp
Reading time = 0.07 seconds
: 32071 rows, 1329 columns, 97023 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 32071 rows, 1329 columns and 97023 nonzeros
Model fingerprint: 0x9ec12fe9
Variable types: 33 continuous, 1296 integer (1296 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 4295 rows and 24 columns
Presolve time: 0.38s
Presolved: 27776 rows, 1305 columns, 84366 nonzeros
Variable types: 0 continuous, 1305 integer (1272 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 15180 rows, 13901 columns, 59174 nonzeros


Root relaxation: objective 2.800000e+01, 2604 iterations, 1.08 seconds (0.72 work units)

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

     0     0   28.00000    0  332    7.00000   28.00000   300%     -    4s
H    0     0                       8.0000000   28.00000   250%     -    4s
H    0     0                       9.0000000   28.00000   211%     -    6s
     0     0   28.00000    0  460    9.00000   28.00000   211%     -    8s
     0     0   28.00000    0  449    9.00000   28.00000   211%     -    8s
     0     0   28.00000    0  321    9.00000   28.00000   211%     -   18s
     0     0   28.00000    0  299    9.00000   28.00000   211%     -   18s
     0     0   28.00000    0  389    9.00000   28.00000   211%     -   21s
     0     0   28.00000    0  365    9.00000   28.00000   211%     -   22s
H    0     0                      10.0000000   28.00000   180%     -   26s
     0     0   28.00000    0  344   10.00000   28.00000   180%     -   26s
     0     0   28.00000    0  371   10.00000   28.00000   180%     -   27s
     0     0   28.00000    0  348   10.00000   28.00000   180%     -   33s
     0     0   28.00000    0  302   10.00000   28.00000   180%     -   34s
     0     0   27.66667    0  275   10.00000   27.66667   177%     -   40s
     0     0   27.66667    0  354   10.00000   27.66667   177%     -   41s
     0     0   27.66667    0  292   10.00000   27.66667   177%     -   45s
     0     0   27.66667    0  283   10.00000   27.66667   177%     -   46s
     0     2   27.66667    0  258   10.00000   27.66667   177%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 5
  MIR: 75
  StrongCG: 4
  Zero half: 3
  RLT: 38

Explored 1 nodes (62573 simplex iterations) in 50.05 seconds (29.56 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 10 9 8 ... -0

Time limit reached
Best objective 1.000000000000e+01, best bound 2.700000000000e+01, gap 170.0000%

Wrote result file './lp_solutions/grafo5632.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 04:23:28 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5632.36.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/grafo5632.36.lp
Reading time = 0.07 seconds
: 32071 rows, 1329 columns, 97023 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 32071 rows, 1329 columns and 97023 nonzeros
Model fingerprint: 0x9ec12fe9
Variable types: 33 continuous, 1296 integer (1296 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 4295 rows and 24 columns
Presolve time: 0.28s
Presolved: 27776 rows, 1305 columns, 84366 nonzeros
Variable types: 0 continuous, 1305 integer (1272 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 15180 rows, 13901 columns, 59174 nonzeros


Root relaxation: objective 2.800000e+01, 2604 iterations, 1.18 seconds (0.72 work units)

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

     0     0   28.00000    0  332    7.00000   28.00000   300%     -    4s
H    0     0                       8.0000000   28.00000   250%     -    5s
H    0     0                       9.0000000   28.00000   211%     -    6s
     0     0   28.00000    0  460    9.00000   28.00000   211%     -    7s
     0     0   28.00000    0  449    9.00000   28.00000   211%     -    7s
     0     0   28.00000    0  321    9.00000   28.00000   211%     -   17s
     0     0   28.00000    0  299    9.00000   28.00000   211%     -   17s
     0     0   28.00000    0  389    9.00000   28.00000   211%     -   20s
     0     0   28.00000    0  365    9.00000   28.00000   211%     -   21s
H    0     0                      10.0000000   28.00000   180%     -   25s
     0     0   28.00000    0  344   10.00000   28.00000   180%     -   25s
     0     0   28.00000    0  371   10.00000   28.00000   180%     -   26s
     0     0   28.00000    0  348   10.00000   28.00000   180%     -   32s
     0     0   28.00000    0  302   10.00000   28.00000   180%     -   32s
     0     0   27.66667    0  275   10.00000   27.66667   177%     -   38s
     0     0   27.66667    0  354   10.00000   27.66667   177%     -   39s
     0     0   27.66667    0  292   10.00000   27.66667   177%     -   43s
     0     0   27.66667    0  283   10.00000   27.66667   177%     -   44s
     0     2   27.66667    0  258   10.00000   27.66667   177%     -   48s
    31    35  postponed    9        10.00000   27.66667   177%   265   50s

Cutting planes:
  Gomory: 1
  Cover: 6
  MIR: 106
  StrongCG: 1
  GUB cover: 1
  Zero half: 7
  RLT: 63

Explored 34 nodes (70976 simplex iterations) in 50.04 seconds (32.11 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 10 9 8 ... -0

Time limit reached
Best objective 1.000000000000e+01, best bound 2.700000000000e+01, gap 170.0000%

Wrote result file './lp_solutions/grafo5632.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 20 05:26:21 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5632.36.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/grafo5632.36.lp
Reading time = 0.06 seconds
: 32071 rows, 1329 columns, 97023 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 32071 rows, 1329 columns and 97023 nonzeros
Model fingerprint: 0x9ec12fe9
Variable types: 33 continuous, 1296 integer (1296 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 4295 rows and 24 columns
Presolve time: 0.23s
Presolved: 27776 rows, 1305 columns, 84366 nonzeros
Variable types: 0 continuous, 1305 integer (1272 binary)
Found heuristic solution: objective 7.0000000
Root relaxation presolved: 15180 rows, 13901 columns, 59174 nonzeros


Root relaxation: objective 2.800000e+01, 2604 iterations, 0.91 seconds (0.72 work units)

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

     0     0   28.00000    0  332    7.00000   28.00000   300%     -    4s
H    0     0                       8.0000000   28.00000   250%     -    4s
H    0     0                       9.0000000   28.00000   211%     -    5s
     0     0   28.00000    0  460    9.00000   28.00000   211%     -    6s
     0     0   28.00000    0  449    9.00000   28.00000   211%     -    6s
     0     0   28.00000    0  321    9.00000   28.00000   211%     -   14s
     0     0   28.00000    0  299    9.00000   28.00000   211%     -   14s
     0     0   28.00000    0  389    9.00000   28.00000   211%     -   17s
     0     0   28.00000    0  365    9.00000   28.00000   211%     -   17s
H    0     0                      10.0000000   28.00000   180%     -   21s
     0     0   28.00000    0  344   10.00000   28.00000   180%     -   21s
     0     0   28.00000    0  371   10.00000   28.00000   180%     -   21s
     0     0   28.00000    0  348   10.00000   28.00000   180%     -   26s
     0     0   28.00000    0  302   10.00000   28.00000   180%     -   26s
     0     0   27.66667    0  275   10.00000   27.66667   177%     -   30s
     0     0   27.66667    0  354   10.00000   27.66667   177%     -   31s
     0     0   27.66667    0  292   10.00000   27.66667   177%     -   34s
     0     0   27.66667    0  283   10.00000   27.66667   177%     -   35s
     0     2   27.66667    0  258   10.00000   27.66667   177%     -   38s
    31    36   27.66667    9  255   10.00000   27.66667   177%   265   40s
H  128   136                      11.0000000   27.66667   152%   151   42s
H  189   193                      12.0000000   27.66667   131%   146   43s
   192   200   19.50000   41  160   12.00000   27.66667   131%   152   48s
H  198   200                      13.0000000   27.66667   113%   159   48s
   199   218   18.50000   43  158   13.00000   27.66667   113%   158   50s

Cutting planes:
  Gomory: 1
  Cover: 6
  MIR: 106
  StrongCG: 1
  GUB cover: 1
  Zero half: 7
  RLT: 63

Explored 217 nodes (96483 simplex iterations) in 50.05 seconds (42.24 work units)
Thread count was 8 (of 8 available processors)

Solution count 8: 13 12 11 ... -0

Time limit reached
Best objective 1.300000000000e+01, best bound 2.700000000000e+01, gap 107.6923%

Wrote result file './lp_solutions/grafo5632.36.sol'

