
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 03:42:26 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11642.36.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/grafo11642.36.lp
Reading time = 0.21 seconds
: 93418 rows, 2003 columns, 282054 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 93418 rows, 2003 columns and 282054 nonzeros
Model fingerprint: 0xd2e5e012
Variable types: 46 continuous, 1957 integer (1957 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 27713 rows and 27 columns
Presolve time: 1.23s
Presolved: 65705 rows, 1976 columns, 199261 nonzeros
Variable types: 0 continuous, 1976 integer (1930 binary)
Root relaxation presolved: 1976 rows, 67681 columns, 201237 nonzeros


Root relaxation: objective 4.600000e+01, 1800 iterations, 0.66 seconds (0.46 work units)
Total elapsed time = 5.74s (DegenMoves)

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

     0     0   46.00000    0  415          -   46.00000      -     -    7s
H    0     0                       5.0000000   46.00000   820%     -    7s
H    0     0                       7.0000000   46.00000   557%     -    7s
H    0     0                       9.0000000   46.00000   411%     -    7s
H    0     0                      10.0000000   46.00000   360%     -    9s
     0     0   46.00000    0  733   10.00000   46.00000   360%     -   21s
H    0     0                      12.0000000   46.00000   283%     -   22s
     0     0   46.00000    0  751   12.00000   46.00000   283%     -   22s
     0     0   46.00000    0  409   12.00000   46.00000   283%     -   44s
     0     0   46.00000    0  548   12.00000   46.00000   283%     -   48s

Cutting planes:
  Cover: 31
  Clique: 14
  MIR: 136
  StrongCG: 1
  RLT: 29
  BQP: 1

Explored 1 nodes (28879 simplex iterations) in 50.14 seconds (31.91 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 12 10 9 ... 5

Time limit reached
Best objective 1.200000000000e+01, best bound 4.600000000000e+01, gap 283.3333%

Wrote result file './lp_solutions/grafo11642.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 07:09:49 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo11642.36.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/grafo11642.36.lp
Reading time = 0.15 seconds
: 93418 rows, 2003 columns, 282054 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 93418 rows, 2003 columns and 282054 nonzeros
Model fingerprint: 0xd2e5e012
Variable types: 46 continuous, 1957 integer (1957 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 27713 rows and 27 columns
Presolve time: 0.70s
Presolved: 65705 rows, 1976 columns, 199261 nonzeros
Variable types: 0 continuous, 1976 integer (1930 binary)
Root relaxation presolved: 1976 rows, 67681 columns, 201237 nonzeros


Root relaxation: objective 4.600000e+01, 1800 iterations, 0.45 seconds (0.46 work units)

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

     0     0   46.00000    0  415          -   46.00000      -     -    5s
H    0     0                       5.0000000   46.00000   820%     -    5s
H    0     0                       7.0000000   46.00000   557%     -    5s
H    0     0                       9.0000000   46.00000   411%     -    5s
H    0     0                      10.0000000   46.00000   360%     -    6s
     0     0   46.00000    0  733   10.00000   46.00000   360%     -   14s
H    0     0                      12.0000000   46.00000   283%     -   15s
     0     0   46.00000    0  751   12.00000   46.00000   283%     -   15s
     0     0   46.00000    0  409   12.00000   46.00000   283%     -   31s
     0     0   46.00000    0  548   12.00000   46.00000   283%     -   34s
     0     0   46.00000    0  650   12.00000   46.00000   283%     -   50s

Cutting planes:
  Cover: 31
  Clique: 14
  MIR: 133
  Zero half: 70
  RLT: 80
  BQP: 2

Explored 1 nodes (41427 simplex iterations) in 50.11 seconds (45.51 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 12 10 9 ... 5

Time limit reached
Best objective 1.200000000000e+01, best bound 4.600000000000e+01, gap 283.3333%

Wrote result file './lp_solutions/grafo11642.36.sol'

