
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 07:35:35 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5369.36.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/grafo5369.36.lp
Reading time = 0.09 seconds
: 39142 rows, 1583 columns, 118601 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 39142 rows, 1583 columns and 118601 nonzeros
Model fingerprint: 0xf9b8a0a6
Variable types: 38 continuous, 1545 integer (1545 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]
Presolve removed 4874 rows and 34 columns
Presolve time: 0.34s
Presolved: 34268 rows, 1549 columns, 104245 nonzeros
Variable types: 0 continuous, 1549 integer (1511 binary)
Root relaxation presolved: 18692 rows, 17125 columns, 73093 nonzeros


Root relaxation: objective 3.700000e+01, 3036 iterations, 1.58 seconds (0.89 work units)
Total elapsed time = 5.53s (DegenMoves)

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

     0     0   37.00000    0  427          -   37.00000      -     -    6s
H    0     0                       7.0000000   37.00000   429%     -    8s
H    0     0                      10.0000000   37.00000   270%     -    8s
     0     0   37.00000    0  588   10.00000   37.00000   270%     -   12s
     0     0   37.00000    0  592   10.00000   37.00000   270%     -   13s
H    0     0                      12.0000000   37.00000   208%     -   28s
H    0     0                      13.0000000   37.00000   185%     -   28s
H    0     0                      14.0000000   37.00000   164%     -   28s
H    0     0                      16.0000000   37.00000   131%     -   28s
     0     0   37.00000    0  460   16.00000   37.00000   131%     -   29s
     0     0   37.00000    0  484   16.00000   37.00000   131%     -   31s
H    0     0                      17.0000000   37.00000   118%     -   32s
     0     0   37.00000    0  418   17.00000   37.00000   118%     -   45s
     0     0   37.00000    0  365   17.00000   37.00000   118%     -   46s
     0     0   37.00000    0  422   17.00000   37.00000   118%     -   50s

Cutting planes:
  Gomory: 1
  Cover: 23
  Clique: 2
  MIR: 109
  StrongCG: 2
  Inf proof: 1
  Zero half: 30
  RLT: 61
  BQP: 1

Explored 1 nodes (53056 simplex iterations) in 50.05 seconds (29.84 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 17 16 14 ... 7

Time limit reached
Best objective 1.700000000000e+01, best bound 3.700000000000e+01, gap 117.6471%

Wrote result file './lp_solutions/grafo5369.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 07:30:45 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo5369.36.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/grafo5369.36.lp
Reading time = 0.07 seconds
: 39142 rows, 1583 columns, 118601 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 39142 rows, 1583 columns and 118601 nonzeros
Model fingerprint: 0xf9b8a0a6
Variable types: 38 continuous, 1545 integer (1545 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]
Presolve removed 4874 rows and 34 columns
Presolve time: 0.27s
Presolved: 34268 rows, 1549 columns, 104245 nonzeros
Variable types: 0 continuous, 1549 integer (1511 binary)
Root relaxation presolved: 18692 rows, 17125 columns, 73093 nonzeros


Root relaxation: objective 3.700000e+01, 3036 iterations, 0.98 seconds (0.89 work units)

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

     0     0   37.00000    0  427          -   37.00000      -     -    4s
H    0     0                       7.0000000   37.00000   429%     -    5s
H    0     0                      10.0000000   37.00000   270%     -    5s
     0     0   37.00000    0  588   10.00000   37.00000   270%     -    8s
     0     0   37.00000    0  592   10.00000   37.00000   270%     -    8s
H    0     0                      12.0000000   37.00000   208%     -   18s
H    0     0                      13.0000000   37.00000   185%     -   18s
H    0     0                      14.0000000   37.00000   164%     -   18s
H    0     0                      16.0000000   37.00000   131%     -   18s
     0     0   37.00000    0  460   16.00000   37.00000   131%     -   19s
     0     0   37.00000    0  484   16.00000   37.00000   131%     -   19s
H    0     0                      17.0000000   37.00000   118%     -   20s
     0     0   37.00000    0  418   17.00000   37.00000   118%     -   29s
     0     0   37.00000    0  365   17.00000   37.00000   118%     -   30s
     0     0   37.00000    0  422   17.00000   37.00000   118%     -   34s
     0     0   37.00000    0  384   17.00000   37.00000   118%     -   34s
H    0     0                      18.0000000   37.00000   106%     -   40s
     0     0   37.00000    0  437   18.00000   37.00000   106%     -   40s
     0     0   37.00000    0  393   18.00000   37.00000   106%     -   41s
     0     0   37.00000    0  428   18.00000   37.00000   106%     -   45s
     0     0   37.00000    0  366   18.00000   37.00000   106%     -   47s

Cutting planes:
  Clique: 1
  MIR: 15
  RLT: 18
  BQP: 1

Explored 1 nodes (80882 simplex iterations) in 50.01 seconds (44.89 work units)
Thread count was 8 (of 8 available processors)

Solution count 8: 18 17 16 ... 7

Time limit reached
Best objective 1.800000000000e+01, best bound 3.700000000000e+01, gap 105.5556%

Wrote result file './lp_solutions/grafo5369.36.sol'

