
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 06:10:52 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3524.38.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/grafo3524.38.lp
Reading time = 0.12 seconds
: 50533 rows, 1464 columns, 152464 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 50533 rows, 1464 columns and 152464 nonzeros
Model fingerprint: 0x258c15cd
Variable types: 33 continuous, 1431 integer (1431 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 1.0000000
Presolve removed 13273 rows and 15 columns
Presolve time: 0.44s
Presolved: 37260 rows, 1449 columns, 112863 nonzeros
Variable types: 0 continuous, 1449 integer (1416 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 23368 rows, 15341 columns, 85079 nonzeros


Root relaxation: objective 3.500000e+01, 1816 iterations, 1.04 seconds (0.66 work units)
Total elapsed time = 9.38s (DegenMoves)
Total elapsed time = 10.13s (DegenMoves)

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

     0     0   35.00000    0  280    6.00000   35.00000   483%     -   11s
H    0     0                       7.0000000   35.00000   400%     -   12s
     0     0   35.00000    0  511    7.00000   35.00000   400%     -   15s
     0     0   35.00000    0  486    7.00000   35.00000   400%     -   15s
H    0     0                       8.0000000   35.00000   337%     -   23s
     0     0   35.00000    0  234    8.00000   35.00000   337%     -   23s
     0     0   35.00000    0  214    8.00000   35.00000   337%     -   23s
H    0     0                      10.0000000   35.00000   250%     -   28s
     0     0   35.00000    0  298   10.00000   35.00000   250%     -   28s
     0     0   35.00000    0  291   10.00000   35.00000   250%     -   29s
     0     0   35.00000    0  212   10.00000   35.00000   250%     -   33s
     0     0   35.00000    0  235   10.00000   35.00000   250%     -   33s
H    0     0                      12.0000000   35.00000   192%     -   50s
     0     0   34.66667    0  312   12.00000   34.66667   189%     -   50s

Cutting planes:
  Clique: 2
  MIR: 6
  RLT: 14

Explored 1 nodes (54684 simplex iterations) in 50.10 seconds (35.47 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 12 10 8 ... 1

Time limit reached
Best objective 1.200000000000e+01, best bound 3.400000000000e+01, gap 183.3333%

Wrote result file './lp_solutions/grafo3524.38.sol'


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

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3524.38.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/grafo3524.38.lp
Reading time = 0.08 seconds
: 50533 rows, 1464 columns, 152464 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 50533 rows, 1464 columns and 152464 nonzeros
Model fingerprint: 0x258c15cd
Variable types: 33 continuous, 1431 integer (1431 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 1.0000000
Presolve removed 13273 rows and 15 columns
Presolve time: 0.35s
Presolved: 37260 rows, 1449 columns, 112863 nonzeros
Variable types: 0 continuous, 1449 integer (1416 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 23368 rows, 15341 columns, 85079 nonzeros


Root relaxation: objective 3.500000e+01, 1816 iterations, 0.65 seconds (0.66 work units)
Total elapsed time = 7.13s (DegenMoves)

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

     0     0   35.00000    0  280    6.00000   35.00000   483%     -    8s
H    0     0                       7.0000000   35.00000   400%     -    8s
     0     0   35.00000    0  511    7.00000   35.00000   400%     -   10s
     0     0   35.00000    0  486    7.00000   35.00000   400%     -   11s
H    0     0                       8.0000000   35.00000   337%     -   16s
     0     0   35.00000    0  234    8.00000   35.00000   337%     -   16s
     0     0   35.00000    0  214    8.00000   35.00000   337%     -   16s
H    0     0                      10.0000000   35.00000   250%     -   19s
     0     0   35.00000    0  298   10.00000   35.00000   250%     -   19s
     0     0   35.00000    0  291   10.00000   35.00000   250%     -   20s
     0     0   35.00000    0  212   10.00000   35.00000   250%     -   22s
     0     0   35.00000    0  235   10.00000   35.00000   250%     -   22s
H    0     0                      12.0000000   35.00000   192%     -   36s
     0     0   34.66667    0  312   12.00000   34.66667   189%     -   36s
     0     0   34.66667    0  261   12.00000   34.66667   189%     -   36s
H    0     0                      13.0000000   34.66667   167%     -   44s
     0     0   34.66667    0  288   13.00000   34.66667   167%     -   44s
     0     0   34.66667    0  291   13.00000   34.66667   167%     -   45s
     0     0   34.66667    0  359   13.00000   34.66667   167%     -   49s
     0     0   34.66667    0  367   13.00000   34.66667   167%     -   49s
     0     0          -    0        13.00000   34.66667   167%     -   50s

Cutting planes:
  Cover: 10
  Clique: 10
  MIR: 89
  GUB cover: 2
  Zero half: 22
  RLT: 68
  BQP: 1

Explored 1 nodes (70410 simplex iterations) in 50.06 seconds (45.73 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 13 12 10 ... 1

Time limit reached
Best objective 1.300000000000e+01, best bound 3.400000000000e+01, gap 161.5385%

Wrote result file './lp_solutions/grafo3524.38.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Fri Nov 22 02:16:41 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo3524.38.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/grafo3524.38.lp
Reading time = 0.08 seconds
: 50533 rows, 1464 columns, 152464 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 50533 rows, 1464 columns and 152464 nonzeros
Model fingerprint: 0x258c15cd
Variable types: 33 continuous, 1431 integer (1431 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 1.0000000
Presolve removed 13273 rows and 15 columns
Presolve time: 0.33s
Presolved: 37260 rows, 1449 columns, 112863 nonzeros
Variable types: 0 continuous, 1449 integer (1416 binary)
Found heuristic solution: objective 6.0000000
Root relaxation presolved: 23368 rows, 15341 columns, 85079 nonzeros


Root relaxation: objective 3.500000e+01, 1816 iterations, 0.62 seconds (0.66 work units)
Total elapsed time = 6.95s (DegenMoves)

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

     0     0   35.00000    0  280    6.00000   35.00000   483%     -    7s
H    0     0                       7.0000000   35.00000   400%     -    8s
     0     0   35.00000    0  511    7.00000   35.00000   400%     -   10s
     0     0   35.00000    0  486    7.00000   35.00000   400%     -   10s
H    0     0                       8.0000000   35.00000   337%     -   15s
     0     0   35.00000    0  234    8.00000   35.00000   337%     -   15s
     0     0   35.00000    0  214    8.00000   35.00000   337%     -   16s
H    0     0                      10.0000000   35.00000   250%     -   19s
     0     0   35.00000    0  298   10.00000   35.00000   250%     -   19s
     0     0   35.00000    0  291   10.00000   35.00000   250%     -   19s
     0     0   35.00000    0  212   10.00000   35.00000   250%     -   21s
     0     0   35.00000    0  235   10.00000   35.00000   250%     -   21s
H    0     0                      12.0000000   35.00000   192%     -   35s
     0     0   34.66667    0  312   12.00000   34.66667   189%     -   35s
     0     0   34.66667    0  261   12.00000   34.66667   189%     -   35s
H    0     0                      13.0000000   34.66667   167%     -   42s
     0     0   34.66667    0  288   13.00000   34.66667   167%     -   42s
     0     0   34.66667    0  291   13.00000   34.66667   167%     -   43s
     0     0   34.66667    0  359   13.00000   34.66667   167%     -   47s
     0     0   34.66667    0  367   13.00000   34.66667   167%     -   47s
     0     0   34.66667    0  263   13.00000   34.66667   167%     -   50s

Cutting planes:
  Cover: 2
  Clique: 5
  MIR: 23
  Zero half: 3
  RLT: 32

Explored 1 nodes (74198 simplex iterations) in 50.06 seconds (47.61 work units)
Thread count was 8 (of 8 available processors)

Solution count 7: 13 12 10 ... 1

Time limit reached
Best objective 1.300000000000e+01, best bound 3.400000000000e+01, gap 161.5385%

Wrote result file './lp_solutions/grafo3524.38.sol'

