
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 11:50:06 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11329.36.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/grafo11329.36.lp
Reading time = 0.11 seconds
: 66387 rows, 1896 columns, 200791 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 66387 rows, 1896 columns and 200791 nonzeros
Model fingerprint: 0x1b3096dc
Variable types: 44 continuous, 1852 integer (1852 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 4.0000000
Presolve removed 15038 rows and 23 columns
Presolve time: 0.48s
Presolved: 51349 rows, 1873 columns, 156064 nonzeros
Variable types: 0 continuous, 1873 integer (1829 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 1873 rows, 53222 columns, 157937 nonzeros


Root relaxation: objective 4.700000e+01, 1593 iterations, 0.27 seconds (0.25 work units)

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

     0     0   47.00000    0  432    9.00000   47.00000   422%     -    2s
H    0     0                      12.0000000   47.00000   292%     -    2s
H    0     0                      14.0000000   47.00000   236%     -   11s
     0     0   47.00000    0  713   14.00000   47.00000   236%     -   11s
H    0     0                      15.0000000   47.00000   213%     -   11s
     0     0   47.00000    0  695   15.00000   47.00000   213%     -   12s
     0     0   47.00000    0  423   15.00000   47.00000   213%     -   37s
     0     0   47.00000    0  386   15.00000   47.00000   213%     -   37s
     0     0   47.00000    0  624   15.00000   47.00000   213%     -   50s

Cutting planes:
  Cover: 29
  Clique: 9
  MIR: 160
  StrongCG: 2
  GUB cover: 2
  Zero half: 61
  RLT: 56

Explored 1 nodes (45779 simplex iterations) in 50.06 seconds (40.88 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 15 14 12 ... 4

Time limit reached
Best objective 1.500000000000e+01, best bound 4.700000000000e+01, gap 213.3333%

Wrote result file './lp_solutions/grafo11329.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 02:46:33 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11329.36.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/grafo11329.36.lp
Reading time = 0.18 seconds
: 66387 rows, 1896 columns, 200791 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 66387 rows, 1896 columns and 200791 nonzeros
Model fingerprint: 0x1b3096dc
Variable types: 44 continuous, 1852 integer (1852 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 4.0000000
Presolve removed 15038 rows and 23 columns
Presolve time: 0.68s
Presolved: 51349 rows, 1873 columns, 156064 nonzeros
Variable types: 0 continuous, 1873 integer (1829 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 1873 rows, 53222 columns, 157937 nonzeros


Root relaxation: objective 4.700000e+01, 1593 iterations, 0.38 seconds (0.25 work units)

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

     0     0   47.00000    0  432    9.00000   47.00000   422%     -    3s
H    0     0                      12.0000000   47.00000   292%     -    3s
H    0     0                      14.0000000   47.00000   236%     -   15s
     0     0   47.00000    0  713   14.00000   47.00000   236%     -   15s
H    0     0                      15.0000000   47.00000   213%     -   15s
     0     0   47.00000    0  695   15.00000   47.00000   213%     -   16s
     0     0   47.00000    0  423   15.00000   47.00000   213%     -   46s
     0     0   47.00000    0  386   15.00000   47.00000   213%     -   46s
     0     0          -    0        15.00000   47.00000   213%     -   50s

Cutting planes:
  Cover: 29
  Clique: 9
  MIR: 160
  StrongCG: 2
  GUB cover: 2
  Zero half: 61
  RLT: 56

Explored 1 nodes (35957 simplex iterations) in 50.07 seconds (33.05 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 15 14 12 ... 4

Time limit reached
Best objective 1.500000000000e+01, best bound 4.700000000000e+01, gap 213.3333%

Wrote result file './lp_solutions/grafo11329.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 06:55:34 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11329.36.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/grafo11329.36.lp
Reading time = 0.11 seconds
: 66387 rows, 1896 columns, 200791 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 66387 rows, 1896 columns and 200791 nonzeros
Model fingerprint: 0x1b3096dc
Variable types: 44 continuous, 1852 integer (1852 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 4.0000000
Presolve removed 15038 rows and 23 columns
Presolve time: 0.46s
Presolved: 51349 rows, 1873 columns, 156064 nonzeros
Variable types: 0 continuous, 1873 integer (1829 binary)
Found heuristic solution: objective 9.0000000
Root relaxation presolved: 1873 rows, 53222 columns, 157937 nonzeros


Root relaxation: objective 4.700000e+01, 1593 iterations, 0.27 seconds (0.25 work units)

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

     0     0   47.00000    0  432    9.00000   47.00000   422%     -    2s
H    0     0                      12.0000000   47.00000   292%     -    2s
H    0     0                      14.0000000   47.00000   236%     -   10s
     0     0   47.00000    0  713   14.00000   47.00000   236%     -   10s
H    0     0                      15.0000000   47.00000   213%     -   10s
     0     0   47.00000    0  695   15.00000   47.00000   213%     -   10s
     0     0   47.00000    0  423   15.00000   47.00000   213%     -   33s
     0     0   47.00000    0  386   15.00000   47.00000   213%     -   33s
H    0     0                      16.0000000   47.00000   194%     -   47s
     0     0   47.00000    0  554   16.00000   47.00000   194%     -   47s
     0     0   47.00000    0  607   16.00000   47.00000   194%     -   49s

Cutting planes:
  Cover: 24
  Clique: 4
  MIR: 151
  StrongCG: 2
  Zero half: 94
  RLT: 61
  Relax-and-lift: 1

Explored 1 nodes (51822 simplex iterations) in 50.09 seconds (47.17 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 16 15 14 ... 4

Time limit reached
Best objective 1.600000000000e+01, best bound 4.700000000000e+01, gap 193.7500%

Wrote result file './lp_solutions/grafo11329.36.sol'

