
Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Wed Nov 13 12:10:30 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1183.30.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/grafo1183.30.lp
Reading time = 0.08 seconds
: 42398 rows, 1410 columns, 128386 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 42398 rows, 1410 columns and 128386 nonzeros
Model fingerprint: 0xb2fb11a3
Variable types: 38 continuous, 1372 integer (1372 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 10192 rows and 17 columns
Presolve time: 0.33s
Presolved: 32206 rows, 1393 columns, 98158 nonzeros
Variable types: 0 continuous, 1393 integer (1355 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 19710 rows, 13889 columns, 73166 nonzeros


Root relaxation: objective 3.800000e+01, 1186 iterations, 0.29 seconds (0.23 work units)

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

     0     0   38.00000    0  263    8.00000   38.00000   375%     -    1s
H    0     0                      10.0000000   38.00000   280%     -    1s
H    0     0                      12.0000000   38.00000   217%     -    4s
     0     0   38.00000    0  539   12.00000   38.00000   217%     -    4s
     0     0   38.00000    0  487   12.00000   38.00000   217%     -    4s
H    0     0                      13.0000000   38.00000   192%     -   12s
H    0     0                      14.0000000   38.00000   171%     -   12s
     0     0   38.00000    0  432   14.00000   38.00000   171%     -   12s
     0     0   38.00000    0  415   14.00000   38.00000   171%     -   12s
H    0     0                      15.0000000   38.00000   153%     -   18s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   18s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   19s
     0     0   38.00000    0  429   15.00000   38.00000   153%     -   24s
     0     0   38.00000    0  406   15.00000   38.00000   153%     -   24s
     0     0   38.00000    0  424   15.00000   38.00000   153%     -   35s
     0     0   38.00000    0  392   15.00000   38.00000   153%     -   36s
     0     0   38.00000    0  423   15.00000   38.00000   153%     -   47s
     0     0   38.00000    0  358   15.00000   38.00000   153%     -   49s

Cutting planes:
  Clique: 2
  MIR: 13
  RLT: 8

Explored 1 nodes (61968 simplex iterations) in 50.02 seconds (36.84 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 15 14 13 ... 8

Time limit reached
Best objective 1.500000000000e+01, best bound 3.800000000000e+01, gap 153.3333%

Wrote result file './lp_solutions/grafo1183.30.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 14 03:54:10 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1183.30.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/grafo1183.30.lp
Reading time = 0.10 seconds
: 42398 rows, 1410 columns, 128386 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 42398 rows, 1410 columns and 128386 nonzeros
Model fingerprint: 0xb2fb11a3
Variable types: 38 continuous, 1372 integer (1372 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 10192 rows and 17 columns
Presolve time: 0.44s
Presolved: 32206 rows, 1393 columns, 98158 nonzeros
Variable types: 0 continuous, 1393 integer (1355 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 19710 rows, 13889 columns, 73166 nonzeros


Root relaxation: objective 3.800000e+01, 1186 iterations, 0.42 seconds (0.23 work units)

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

     0     0   38.00000    0  263    8.00000   38.00000   375%     -    1s
H    0     0                      10.0000000   38.00000   280%     -    2s
H    0     0                      12.0000000   38.00000   217%     -    5s
     0     0   38.00000    0  539   12.00000   38.00000   217%     -    5s
     0     0   38.00000    0  487   12.00000   38.00000   217%     -    6s
H    0     0                      13.0000000   38.00000   192%     -   16s
H    0     0                      14.0000000   38.00000   171%     -   16s
     0     0   38.00000    0  432   14.00000   38.00000   171%     -   16s
     0     0   38.00000    0  415   14.00000   38.00000   171%     -   16s
H    0     0                      15.0000000   38.00000   153%     -   25s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   25s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   25s
     0     0   38.00000    0  429   15.00000   38.00000   153%     -   31s
     0     0   38.00000    0  406   15.00000   38.00000   153%     -   32s
     0     0   38.00000    0  424   15.00000   38.00000   153%     -   45s
     0     0   38.00000    0  392   15.00000   38.00000   153%     -   47s
     0     0          -    0        15.00000   38.00000   153%     -   50s

Cutting planes:
  Gomory: 1
  Lift-and-project: 2
  Cover: 22
  Clique: 5
  MIR: 127
  StrongCG: 1
  Zero half: 27
  RLT: 55

Explored 1 nodes (49396 simplex iterations) in 50.05 seconds (28.71 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 15 14 13 ... 8

Time limit reached
Best objective 1.500000000000e+01, best bound 3.800000000000e+01, gap 153.3333%

Wrote result file './lp_solutions/grafo1183.30.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Mon Nov 18 10:32:58 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1183.30.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/grafo1183.30.lp
Reading time = 0.07 seconds
: 42398 rows, 1410 columns, 128386 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 42398 rows, 1410 columns and 128386 nonzeros
Model fingerprint: 0xb2fb11a3
Variable types: 38 continuous, 1372 integer (1372 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 10192 rows and 17 columns
Presolve time: 0.30s
Presolved: 32206 rows, 1393 columns, 98158 nonzeros
Variable types: 0 continuous, 1393 integer (1355 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 19710 rows, 13889 columns, 73166 nonzeros


Root relaxation: objective 3.800000e+01, 1186 iterations, 0.27 seconds (0.23 work units)

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

     0     0   38.00000    0  263    8.00000   38.00000   375%     -    1s
H    0     0                      10.0000000   38.00000   280%     -    1s
H    0     0                      12.0000000   38.00000   217%     -    3s
     0     0   38.00000    0  539   12.00000   38.00000   217%     -    3s
     0     0   38.00000    0  487   12.00000   38.00000   217%     -    4s
H    0     0                      13.0000000   38.00000   192%     -   11s
H    0     0                      14.0000000   38.00000   171%     -   11s
     0     0   38.00000    0  432   14.00000   38.00000   171%     -   11s
     0     0   38.00000    0  415   14.00000   38.00000   171%     -   11s
H    0     0                      15.0000000   38.00000   153%     -   17s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   17s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   17s
     0     0   38.00000    0  429   15.00000   38.00000   153%     -   21s
     0     0   38.00000    0  406   15.00000   38.00000   153%     -   22s
     0     0   38.00000    0  424   15.00000   38.00000   153%     -   31s
     0     0   38.00000    0  392   15.00000   38.00000   153%     -   32s
     0     0   38.00000    0  423   15.00000   38.00000   153%     -   42s
     0     0   38.00000    0  358   15.00000   38.00000   153%     -   44s
     0     2   38.00000    0  358   15.00000   38.00000   153%     -   49s

Cutting planes:
  Gomory: 1
  Cover: 8
  Clique: 6
  MIR: 111
  StrongCG: 2
  Zero half: 7
  RLT: 66
  Relax-and-lift: 1

Explored 7 nodes (67689 simplex iterations) in 50.03 seconds (42.53 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 15 14 13 ... 8

Time limit reached
Best objective 1.500000000000e+01, best bound 3.800000000000e+01, gap 153.3333%

Wrote result file './lp_solutions/grafo1183.30.sol'


Gurobi 11.0.1 (mac64[x86], gurobi_cl) logging started Thu Nov 21 03:36:32 2024

Set parameter Username
Set parameter TimeLimit to value 50
Set parameter LogFile to value "./lp_solutions/grafo1183.30.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/grafo1183.30.lp
Reading time = 0.07 seconds
: 42398 rows, 1410 columns, 128386 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 42398 rows, 1410 columns and 128386 nonzeros
Model fingerprint: 0xb2fb11a3
Variable types: 38 continuous, 1372 integer (1372 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 10192 rows and 17 columns
Presolve time: 0.29s
Presolved: 32206 rows, 1393 columns, 98158 nonzeros
Variable types: 0 continuous, 1393 integer (1355 binary)
Found heuristic solution: objective 8.0000000
Root relaxation presolved: 19710 rows, 13889 columns, 73166 nonzeros


Root relaxation: objective 3.800000e+01, 1186 iterations, 0.27 seconds (0.23 work units)

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

     0     0   38.00000    0  263    8.00000   38.00000   375%     -    1s
H    0     0                      10.0000000   38.00000   280%     -    1s
H    0     0                      12.0000000   38.00000   217%     -    3s
     0     0   38.00000    0  539   12.00000   38.00000   217%     -    3s
     0     0   38.00000    0  487   12.00000   38.00000   217%     -    4s
H    0     0                      13.0000000   38.00000   192%     -   10s
H    0     0                      14.0000000   38.00000   171%     -   10s
     0     0   38.00000    0  432   14.00000   38.00000   171%     -   10s
     0     0   38.00000    0  415   14.00000   38.00000   171%     -   10s
H    0     0                      15.0000000   38.00000   153%     -   16s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   16s
     0     0   38.00000    0  380   15.00000   38.00000   153%     -   16s
     0     0   38.00000    0  429   15.00000   38.00000   153%     -   20s
     0     0   38.00000    0  406   15.00000   38.00000   153%     -   21s
     0     0   38.00000    0  424   15.00000   38.00000   153%     -   30s
     0     0   38.00000    0  392   15.00000   38.00000   153%     -   30s
     0     0   38.00000    0  423   15.00000   38.00000   153%     -   40s
     0     0   38.00000    0  358   15.00000   38.00000   153%     -   42s
     0     2   38.00000    0  358   15.00000   38.00000   153%     -   46s
    62    80   37.33333   13  347   15.00000   38.00000   153%   271   50s

Cutting planes:
  Gomory: 1
  Cover: 8
  Clique: 6
  MIR: 111
  StrongCG: 2
  Zero half: 7
  RLT: 66
  Relax-and-lift: 1

Explored 79 nodes (81030 simplex iterations) in 50.04 seconds (45.90 work units)
Thread count was 8 (of 8 available processors)

Solution count 6: 15 14 13 ... 8

Time limit reached
Best objective 1.500000000000e+01, best bound 3.800000000000e+01, gap 153.3333%

Wrote result file './lp_solutions/grafo1183.30.sol'

