
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 11:14:39 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10800.37.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/grafo10800.37.lp
Reading time = 0.08 seconds
: 44190 rows, 1597 columns, 133695 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 44190 rows, 1597 columns and 133695 nonzeros
Model fingerprint: 0x3f262936
Variable types: 38 continuous, 1559 integer (1559 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 7163 rows and 30 columns
Presolve time: 0.32s
Presolved: 37027 rows, 1567 columns, 112522 nonzeros
Variable types: 0 continuous, 1567 integer (1529 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 20821 rows, 17773 columns, 80110 nonzeros


Root relaxation: objective 3.500000e+01, 1055 iterations, 0.27 seconds (0.21 work units)

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

     0     0   35.00000    0  257    5.00000   35.00000   600%     -    1s
H    0     0                      10.0000000   35.00000   250%     -    1s
H    0     0                      11.0000000   35.00000   218%     -    1s
     0     0   35.00000    0  455   11.00000   35.00000   218%     -    4s
H    0     0                      14.0000000   35.00000   150%     -    4s
     0     0   35.00000    0  433   14.00000   35.00000   150%     -    4s
     0     0   34.66667    0  359   14.00000   34.66667   148%     -   14s
     0     0   34.66667    0  383   14.00000   34.66667   148%     -   15s
     0     0   34.50000    0  378   14.00000   34.50000   146%     -   23s
     0     0   34.50000    0  384   14.00000   34.50000   146%     -   23s
     0     0   34.33333    0  367   14.00000   34.33333   145%     -   30s
     0     0   34.33333    0  366   14.00000   34.33333   145%     -   31s
     0     0   34.33333    0  359   14.00000   34.33333   145%     -   39s
     0     0   34.33333    0  312   14.00000   34.33333   145%     -   39s
     0     0   34.33333    0  392   14.00000   34.33333   145%     -   46s
     0     0   34.33333    0  317   14.00000   34.33333   145%     -   49s

Cutting planes:
  Cover: 1
  Clique: 1
  MIR: 18
  Zero half: 3
  RLT: 17

Explored 1 nodes (65367 simplex iterations) in 50.03 seconds (37.89 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 11 10 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 3.400000000000e+01, gap 142.8571%

Wrote result file './lp_solutions/grafo10800.37.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 02:17:12 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10800.37.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/grafo10800.37.lp
Reading time = 0.09 seconds
: 44190 rows, 1597 columns, 133695 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 44190 rows, 1597 columns and 133695 nonzeros
Model fingerprint: 0x3f262936
Variable types: 38 continuous, 1559 integer (1559 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 7163 rows and 30 columns
Presolve time: 0.42s
Presolved: 37027 rows, 1567 columns, 112522 nonzeros
Variable types: 0 continuous, 1567 integer (1529 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 20821 rows, 17773 columns, 80110 nonzeros


Root relaxation: objective 3.500000e+01, 1055 iterations, 0.39 seconds (0.21 work units)

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

     0     0   35.00000    0  257    5.00000   35.00000   600%     -    1s
H    0     0                      10.0000000   35.00000   250%     -    1s
H    0     0                      11.0000000   35.00000   218%     -    1s
     0     0   35.00000    0  455   11.00000   35.00000   218%     -    5s
H    0     0                      14.0000000   35.00000   150%     -    6s
     0     0   35.00000    0  433   14.00000   35.00000   150%     -    6s
     0     0   34.66667    0  359   14.00000   34.66667   148%     -   20s
     0     0   34.66667    0  383   14.00000   34.66667   148%     -   21s
     0     0   34.50000    0  378   14.00000   34.50000   146%     -   31s
     0     0   34.50000    0  384   14.00000   34.50000   146%     -   32s
     0     0   34.33333    0  367   14.00000   34.33333   145%     -   41s
     0     0   34.33333    0  366   14.00000   34.33333   145%     -   42s
     0     0   34.33333    0  436   14.00000   34.33333   145%     -   50s

Cutting planes:
  Cover: 25
  Clique: 5
  MIR: 129
  StrongCG: 1
  Zero half: 44
  RLT: 56
  Relax-and-lift: 1

Explored 1 nodes (47928 simplex iterations) in 50.04 seconds (28.27 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 11 10 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 3.400000000000e+01, gap 142.8571%

Wrote result file './lp_solutions/grafo10800.37.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 08:02:35 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo10800.37.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/grafo10800.37.lp
Reading time = 0.08 seconds
: 44190 rows, 1597 columns, 133695 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 44190 rows, 1597 columns and 133695 nonzeros
Model fingerprint: 0x3f262936
Variable types: 38 continuous, 1559 integer (1559 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 7163 rows and 30 columns
Presolve time: 0.33s
Presolved: 37027 rows, 1567 columns, 112522 nonzeros
Variable types: 0 continuous, 1567 integer (1529 binary)
Found heuristic solution: objective 5.0000000
Root relaxation presolved: 20821 rows, 17773 columns, 80110 nonzeros


Root relaxation: objective 3.500000e+01, 1055 iterations, 0.26 seconds (0.21 work units)

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

     0     0   35.00000    0  257    5.00000   35.00000   600%     -    1s
H    0     0                      10.0000000   35.00000   250%     -    1s
H    0     0                      11.0000000   35.00000   218%     -    1s
     0     0   35.00000    0  455   11.00000   35.00000   218%     -    3s
H    0     0                      14.0000000   35.00000   150%     -    3s
     0     0   35.00000    0  433   14.00000   35.00000   150%     -    4s
     0     0   34.66667    0  359   14.00000   34.66667   148%     -   12s
     0     0   34.66667    0  383   14.00000   34.66667   148%     -   13s
     0     0   34.50000    0  378   14.00000   34.50000   146%     -   19s
     0     0   34.50000    0  384   14.00000   34.50000   146%     -   20s
     0     0   34.33333    0  367   14.00000   34.33333   145%     -   26s
     0     0   34.33333    0  366   14.00000   34.33333   145%     -   26s
     0     0   34.33333    0  359   14.00000   34.33333   145%     -   33s
     0     0   34.33333    0  312   14.00000   34.33333   145%     -   33s
     0     0   34.33333    0  392   14.00000   34.33333   145%     -   39s
     0     0   34.33333    0  317   14.00000   34.33333   145%     -   42s

Cutting planes:
  Cover: 1
  Clique: 1
  MIR: 18
  Zero half: 3
  RLT: 17

Explored 1 nodes (65367 simplex iterations) in 50.02 seconds (44.29 work units)
Thread count was 8 (of 8 available processors)

Solution count 5: 14 11 10 ... 1

Time limit reached
Best objective 1.400000000000e+01, best bound 3.400000000000e+01, gap 142.8571%

Wrote result file './lp_solutions/grafo10800.37.sol'

