
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 05:55:45 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3336.36.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/grafo3336.36.lp
Reading time = 0.11 seconds
: 47129 rows, 1476 columns, 142381 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 47129 rows, 1476 columns and 142381 nonzeros
Model fingerprint: 0x724cb056
Variable types: 35 continuous, 1441 integer (1441 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 12283 rows and 23 columns
Presolve time: 0.46s
Presolved: 34846 rows, 1453 columns, 105828 nonzeros
Variable types: 0 continuous, 1453 integer (1418 binary)
Root relaxation presolved: 21161 rows, 15138 columns, 78458 nonzeros


Root relaxation: objective 3.400000e+01, 4982 iterations, 3.58 seconds (2.48 work units)
Total elapsed time = 8.78s (DegenMoves)
Total elapsed time = 11.56s (DegenMoves)

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

     0     0   34.00000    0  515          -   34.00000      -     -   12s
H    0     0                       7.0000000   34.00000   386%     -   12s
H    0     0                       8.0000000   34.00000   325%     -   12s
     0     0   34.00000    0  721    8.00000   34.00000   325%     -   20s
H    0     0                       9.0000000   34.00000   278%     -   20s
     0     0   34.00000    0  689    9.00000   34.00000   278%     -   21s
     0     0   34.00000    0  339    9.00000   34.00000   278%     -   33s
     0     0   34.00000    0  306    9.00000   34.00000   278%     -   34s
H    0     0                      10.0000000   34.00000   240%     -   41s
     0     0   34.00000    0  386   10.00000   34.00000   240%     -   41s
     0     0   34.00000    0  366   10.00000   34.00000   240%     -   41s
     0     0   34.00000    0  349   10.00000   34.00000   240%     -   48s
     0     0   34.00000    0  340   10.00000   34.00000   240%     -   48s
     0     0          -    0        10.00000   34.00000   240%     -   50s

Cutting planes:
  Cover: 15
  Clique: 5
  MIR: 118
  StrongCG: 1
  GUB cover: 1
  Zero half: 31
  RLT: 51

Explored 1 nodes (48748 simplex iterations) in 50.07 seconds (31.88 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 9 8 7 

Time limit reached
Best objective 1.000000000000e+01, best bound 3.400000000000e+01, gap 240.0000%

Wrote result file './lp_solutions/grafo3336.36.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 07:20:42 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3336.36.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/grafo3336.36.lp
Reading time = 0.08 seconds
: 47129 rows, 1476 columns, 142381 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 47129 rows, 1476 columns and 142381 nonzeros
Model fingerprint: 0x724cb056
Variable types: 35 continuous, 1441 integer (1441 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 12283 rows and 23 columns
Presolve time: 0.32s
Presolved: 34846 rows, 1453 columns, 105828 nonzeros
Variable types: 0 continuous, 1453 integer (1418 binary)
Root relaxation presolved: 21161 rows, 15138 columns, 78458 nonzeros


Root relaxation: objective 3.400000e+01, 4982 iterations, 2.55 seconds (2.48 work units)
Total elapsed time = 6.43s (DegenMoves)

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

     0     0   34.00000    0  515          -   34.00000      -     -    8s
H    0     0                       7.0000000   34.00000   386%     -    8s
H    0     0                       8.0000000   34.00000   325%     -    9s
     0     0   34.00000    0  721    8.00000   34.00000   325%     -   14s
H    0     0                       9.0000000   34.00000   278%     -   14s
     0     0   34.00000    0  689    9.00000   34.00000   278%     -   15s
     0     0   34.00000    0  339    9.00000   34.00000   278%     -   23s
     0     0   34.00000    0  306    9.00000   34.00000   278%     -   23s
H    0     0                      10.0000000   34.00000   240%     -   28s
     0     0   34.00000    0  386   10.00000   34.00000   240%     -   28s
     0     0   34.00000    0  366   10.00000   34.00000   240%     -   28s
     0     0   34.00000    0  349   10.00000   34.00000   240%     -   33s
     0     0   34.00000    0  340   10.00000   34.00000   240%     -   33s
     0     0   34.00000    0  334   10.00000   34.00000   240%     -   39s
     0     0   34.00000    0  369   10.00000   34.00000   240%     -   39s
     0     0   34.00000    0  419   10.00000   34.00000   240%     -   46s
     0     0   34.00000    0  350   10.00000   34.00000   240%     -   46s
     0     0   34.00000    0  397   10.00000   34.00000   240%     -   50s

Cutting planes:
  Cover: 25
  Clique: 6
  MIR: 99
  StrongCG: 1
  GUB cover: 2
  Zero half: 19
  RLT: 61

Explored 1 nodes (75520 simplex iterations) in 50.04 seconds (48.74 work units)
Thread count was 8 (of 8 available processors)

Solution count 4: 10 9 8 7 

Time limit reached
Best objective 1.000000000000e+01, best bound 3.400000000000e+01, gap 240.0000%

Wrote result file './lp_solutions/grafo3336.36.sol'

