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gurobi.log
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Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:27:58
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:28:27
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:29:17
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:29:40
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:30:02
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:31:03
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:31:50
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:31:57
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:33:15
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:34:26
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:35:07
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:36:01
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:36:10
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 15:36:41
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:05:38
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:05:51
Academic license - for non-commercial use only
Optimize a model with 33 rows, 110 columns and 335 nonzeros
Variable types: 0 continuous, 110 integer (110 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [2e+02, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 6538.0000000
Presolve removed 10 rows and 25 columns
Presolve time: 0.00s
Presolved: 23 rows, 85 columns, 255 nonzeros
Variable types: 0 continuous, 85 integer (85 binary)
Root relaxation: objective 3.091000e+03, 36 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 3091.0000000 3091.00000 0.00% - 0s
Explored 0 nodes (36 simplex iterations) in 0.01 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 3091 6538
Optimal solution found (tolerance 1.00e-04)
Best objective 3.091000000000e+03, best bound 3.091000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:06:47
Academic license - for non-commercial use only
Optimize a model with 37 rows, 154 columns and 469 nonzeros
Variable types: 0 continuous, 154 integer (154 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 6146.0000000
Presolve removed 14 rows and 49 columns
Presolve time: 0.02s
Presolved: 23 rows, 105 columns, 315 nonzeros
Variable types: 0 continuous, 105 integer (105 binary)
Root relaxation: objective 1.436000e+03, 27 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 1436.0000000 1436.00000 0.00% - 0s
Explored 0 nodes (27 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 1436 6146
Optimal solution found (tolerance 1.00e-04)
Best objective 1.436000000000e+03, best bound 1.436000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:08:44
Academic license - for non-commercial use only
Optimize a model with 37 rows, 154 columns and 469 nonzeros
Variable types: 0 continuous, 154 integer (154 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 5925.0000000
Presolve removed 14 rows and 49 columns
Presolve time: 0.00s
Presolved: 23 rows, 105 columns, 315 nonzeros
Variable types: 0 continuous, 105 integer (105 binary)
Root relaxation: objective 3.531000e+03, 29 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 3531.0000000 3531.00000 0.00% - 0s
Explored 0 nodes (29 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 3531 5925
Optimal solution found (tolerance 1.00e-04)
Best objective 3.531000000000e+03, best bound 3.531000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:09:03
Academic license - for non-commercial use only
Optimize a model with 39 rows, 176 columns and 536 nonzeros
Variable types: 0 continuous, 176 integer (176 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 4393.0000000
Presolve removed 16 rows and 64 columns
Presolve time: 0.00s
Presolved: 23 rows, 112 columns, 336 nonzeros
Variable types: 0 continuous, 112 integer (112 binary)
Root relaxation: objective 3.359000e+03, 32 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 3359.0000000 3359.00000 0.00% - 0s
Explored 0 nodes (32 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 3359 4393
Optimal solution found (tolerance 1.00e-04)
Best objective 3.359000000000e+03, best bound 3.359000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:11:11
Academic license - for non-commercial use only
Optimize a model with 41 rows, 198 columns and 603 nonzeros
Variable types: 0 continuous, 198 integer (198 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 6613.0000000
Presolve removed 18 rows and 81 columns
Presolve time: 0.00s
Presolved: 23 rows, 117 columns, 351 nonzeros
Variable types: 0 continuous, 117 integer (117 binary)
Root relaxation: objective 8.360000e+02, 25 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 836.0000000 836.00000 0.00% - 0s
Explored 0 nodes (25 simplex iterations) in 0.01 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 836 6613
Optimal solution found (tolerance 1.00e-04)
Best objective 8.360000000000e+02, best bound 8.360000000000e+02, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:11:47
Academic license - for non-commercial use only
Optimize a model with 29 rows, 66 columns and 201 nonzeros
Variable types: 0 continuous, 66 integer (66 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [4e+02, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 2738.0000000
Presolve removed 6 rows and 9 columns
Presolve time: 0.00s
Presolved: 23 rows, 57 columns, 171 nonzeros
Variable types: 0 continuous, 57 integer (57 binary)
Root relaxation: objective 0.000000e+00, 20 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 0.0000000 0.00000 0.00% - 0s
Explored 0 nodes (20 simplex iterations) in 0.01 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 0 2738
Optimal solution found (tolerance 1.00e-04)
Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:12:28
Academic license - for non-commercial use only
Optimize a model with 35 rows, 132 columns and 402 nonzeros
Variable types: 0 continuous, 132 integer (132 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [2e+02, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 7665.0000000
Presolve removed 12 rows and 36 columns
Presolve time: 0.00s
Presolved: 23 rows, 96 columns, 288 nonzeros
Variable types: 0 continuous, 96 integer (96 binary)
Root relaxation: objective 2.093000e+03, 32 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 2093.0000000 2093.00000 0.00% - 0s
Explored 0 nodes (32 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 2093 7665
Optimal solution found (tolerance 1.00e-04)
Best objective 2.093000000000e+03, best bound 2.093000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:13:45
Academic license - for non-commercial use only
Optimize a model with 31 rows, 88 columns and 268 nonzeros
Variable types: 0 continuous, 88 integer (88 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 13094.000000
Presolve removed 8 rows and 16 columns
Presolve time: 0.00s
Presolved: 23 rows, 72 columns, 216 nonzeros
Variable types: 0 continuous, 72 integer (72 binary)
Root relaxation: objective 8.049000e+03, 15 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 8049.0000000 8049.00000 0.00% - 0s
Explored 0 nodes (15 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 8049 13094
Optimal solution found (tolerance 1.00e-04)
Best objective 8.049000000000e+03, best bound 8.049000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:14:06
Academic license - for non-commercial use only
Optimize a model with 37 rows, 154 columns and 469 nonzeros
Variable types: 0 continuous, 154 integer (154 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 5905.0000000
Presolve removed 14 rows and 49 columns
Presolve time: 0.00s
Presolved: 23 rows, 105 columns, 315 nonzeros
Variable types: 0 continuous, 105 integer (105 binary)
Root relaxation: objective 3.531000e+03, 37 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 3531.0000000 3531.00000 0.00% - 0s
Explored 0 nodes (37 simplex iterations) in 0.01 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 3531 5905
Optimal solution found (tolerance 1.00e-04)
Best objective 3.531000000000e+03, best bound 3.531000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:14:18
Academic license - for non-commercial use only
Optimize a model with 29 rows, 66 columns and 201 nonzeros
Variable types: 0 continuous, 66 integer (66 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [4e+02, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 3277.0000000
Presolve removed 6 rows and 9 columns
Presolve time: 0.00s
Presolved: 23 rows, 57 columns, 171 nonzeros
Variable types: 0 continuous, 57 integer (57 binary)
Root relaxation: objective 0.000000e+00, 25 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 0.0000000 0.00000 0.00% - 0s
Explored 0 nodes (25 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 0 3277
Optimal solution found (tolerance 1.00e-04)
Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:14:43
Academic license - for non-commercial use only
Optimize a model with 41 rows, 198 columns and 603 nonzeros
Variable types: 0 continuous, 198 integer (198 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [4e+02, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 8000.0000000
Presolve removed 18 rows and 81 columns
Presolve time: 0.00s
Presolved: 23 rows, 117 columns, 351 nonzeros
Variable types: 0 continuous, 117 integer (117 binary)
Root relaxation: objective 2.971000e+03, 33 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 2971.0000000 2971.00000 0.00% - 0s
Explored 0 nodes (33 simplex iterations) in 0.01 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 2971 8000
Optimal solution found (tolerance 1.00e-04)
Best objective 2.971000000000e+03, best bound 2.971000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:14:56
Academic license - for non-commercial use only
Optimize a model with 27 rows, 44 columns and 134 nonzeros
Variable types: 0 continuous, 44 integer (44 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [2e+02, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 1e+01]
Found heuristic solution: objective 7855.0000000
Presolve removed 4 rows and 4 columns
Presolve time: 0.00s
Presolved: 23 rows, 40 columns, 120 nonzeros
Variable types: 0 continuous, 40 integer (40 binary)
Root relaxation: objective 5.938000e+03, 10 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 5938.0000000 5938.00000 0.00% - 0s
Explored 0 nodes (10 simplex iterations) in 0.01 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 5938 7855
Optimal solution found (tolerance 1.00e-04)
Best objective 5.938000000000e+03, best bound 5.938000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:18:17
Academic license - for non-commercial use only
Optimize a model with 92 rows, 944 columns and 2848 nonzeros
Variable types: 0 continuous, 944 integer (944 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Found heuristic solution: objective 30412.000000
Presolve removed 32 rows and 256 columns
Presolve time: 0.00s
Presolved: 60 rows, 688 columns, 2064 nonzeros
Variable types: 0 continuous, 688 integer (688 binary)
Root relaxation: objective 8.831000e+03, 86 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 8831.0000000 8831.00000 0.00% - 0s
Explored 0 nodes (86 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 8831 30412
Optimal solution found (tolerance 1.00e-04)
Best objective 8.831000000000e+03, best bound 8.831000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:21:16
Academic license - for non-commercial use only
Optimize a model with 96 rows, 1062 columns and 3204 nonzeros
Variable types: 0 continuous, 1062 integer (1062 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Found heuristic solution: objective 35505.000000
Presolve removed 36 rows and 324 columns
Presolve time: 0.01s
Presolved: 60 rows, 738 columns, 2214 nonzeros
Variable types: 0 continuous, 738 integer (738 binary)
Root relaxation: objective 5.901000e+03, 73 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 5901.0000000 5901.00000 0.00% - 0s
Explored 0 nodes (73 simplex iterations) in 0.02 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 5901 35505
Optimal solution found (tolerance 1.00e-04)
Best objective 5.901000000000e+03, best bound 5.901000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:53:00
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:53:58
Academic license - for non-commercial use only
Optimize a model with 1980 rows, 56640 columns and 168080 nonzeros
Variable types: 55696 continuous, 944 integer (944 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Found heuristic solution: objective 20503.000000
Presolve removed 672 rows and 41459 columns
Presolve time: 0.33s
Presolved: 1308 rows, 15181 columns, 45543 nonzeros
Found heuristic solution: objective 12528.000000
Variable types: 14493 continuous, 688 integer (688 binary)
Root relaxation: objective 0.000000e+00, 121 iterations, 0.01 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 0.0000000 0.00000 0.00% - 0s
Explored 0 nodes (121 simplex iterations) in 0.41 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 0 12528
Optimal solution found (tolerance 1.00e-04)
Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:54:38
Academic license - for non-commercial use only
Optimize a model with 2100 rows, 60180 columns and 178585 nonzeros
Variable types: 0 continuous, 60180 integer (60180 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Presolve removed 747 rows and 45846 columns
Presolve time: 0.27s
Presolved: 1353 rows, 14334 columns, 43003 nonzeros
Variable types: 0 continuous, 14334 integer (14334 binary)
Root relaxation: objective 0.000000e+00, 125 iterations, 0.01 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 0.0000000 0.00000 0.00% - 0s
Explored 0 nodes (125 simplex iterations) in 0.40 seconds
Thread count was 8 (of 8 available processors)
Solution count 1: 0
Optimal solution found (tolerance 1.00e-04)
Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:55:52
Academic license - for non-commercial use only
Optimize a model with 1799 rows, 49560 columns and 147896 nonzeros
Variable types: 0 continuous, 49560 integer (49560 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Presolve removed 536 rows and 37218 columns
Presolve time: 0.28s
Presolved: 1263 rows, 12342 columns, 29231 nonzeros
Variable types: 0 continuous, 12342 integer (12342 binary)
Root relaxation: objective 4.435000e+03, 1077 iterations, 0.04 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 4435.00000 0 14 - 4435.00000 - - 0s
0 0 4435.00000 0 15 - 4435.00000 - - 0s
0 0 4435.00000 0 20 - 4435.00000 - - 0s
H 0 0 5100.0000000 4435.00000 13.0% - 0s
H 0 0 4435.0000000 4435.00000 0.00% - 0s
Cutting planes:
Gomory: 3
MIR: 3
Zero half: 2
Explored 1 nodes (2708 simplex iterations) in 0.76 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 4435 5100
Optimal solution found (tolerance 1.00e-04)
Best objective 4.435000000000e+03, best bound 4.435000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:58:40
Academic license - for non-commercial use only
Optimize a model with 2159 rows, 60180 columns and 179588 nonzeros
Variable types: 0 continuous, 60180 integer (60180 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Presolve removed 737 rows and 46237 columns
Presolve time: 0.31s
Presolved: 1422 rows, 13943 columns, 32890 nonzeros
Variable types: 0 continuous, 13943 integer (13943 binary)
Root relaxation: objective 4.931000e+03, 1081 iterations, 0.03 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 4931.00000 0 20 - 4931.00000 - - 0s
H 0 0 6862.0000000 4931.00000 28.1% - 0s
H 0 0 4931.0000000 4931.00000 0.00% - 0s
Explored 1 nodes (1413 simplex iterations) in 0.57 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 4931 6862
Optimal solution found (tolerance 1.00e-04)
Best objective 4.931000000000e+03, best bound 4.931000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 16:59:48
Academic license - for non-commercial use only
Optimize a model with 2399 rows, 67260 columns and 199614 nonzeros
Variable types: 0 continuous, 67260 integer (67260 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Found heuristic solution: objective 45636.000000
Presolve removed 985 rows and 51769 columns
Presolve time: 0.28s
Presolved: 1414 rows, 15491 columns, 35490 nonzeros
Found heuristic solution: objective 26635.000000
Variable types: 0 continuous, 15491 integer (15491 binary)
Root relaxation: objective 3.678000e+03, 934 iterations, 0.03 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 3678.00000 0 6 26635.0000 3678.00000 86.2% - 0s
H 0 0 3678.0000000 3678.00000 0.00% - 0s
Explored 1 nodes (934 simplex iterations) in 0.38 seconds
Thread count was 8 (of 8 available processors)
Solution count 3: 3678 26635 30677
Optimal solution found (tolerance 1.00e-04)
Best objective 3.678000000000e+03, best bound 3.678000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:01:43
Academic license - for non-commercial use only
Optimize a model with 1799 rows, 49560 columns and 147084 nonzeros
Variable types: 0 continuous, 49560 integer (49560 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Presolve removed 479 rows and 21182 columns
Presolve time: 0.22s
Presolved: 1320 rows, 28378 columns, 58618 nonzeros
Variable types: 0 continuous, 28378 integer (28378 binary)
Root relaxation: objective 4.602000e+03, 2646 iterations, 0.33 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 4602.00000 0 20 - 4602.00000 - - 0s
H 0 0 6034.0000000 4602.00000 23.7% - 0s
H 0 0 4602.0000000 4602.00000 0.00% - 1s
Explored 1 nodes (3896 simplex iterations) in 1.09 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 4602 6034
Optimal solution found (tolerance 1.00e-04)
Best objective 4.602000000000e+03, best bound 4.602000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:04:05
Academic license - for non-commercial use only
Optimize a model with 66315 rows, 67260 columns and 3845030 nonzeros
Variable types: 0 continuous, 67260 integer (67260 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 2e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 6e+01]
Presolve removed 21415 rows and 22420 columns (presolve time = 6s) ...
Presolve removed 21415 rows and 22420 columns
Presolve time: 6.19s
Presolved: 44900 rows, 44840 columns, 1780680 nonzeros
Variable types: 0 continuous, 44840 integer (44840 binary)
Root simplex log...
Iteration Objective Primal Inf. Dual Inf. Time
0 1.0860000e+03 4.000000e+01 0.000000e+00 9s
3033 5.2850000e+03 1.093314e+02 0.000000e+00 10s
3223 5.3491667e+03 0.000000e+00 0.000000e+00 10s
Root relaxation: objective 5.349167e+03, 3223 iterations, 1.38 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 5349.16667 0 368 - 5349.16667 - - 14s
0 0 5349.16667 0 398 - 5349.16667 - - 21s
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:05:08
Academic license - for non-commercial use only
Optimize a model with 4428 rows, 4554 columns and 93060 nonzeros
Variable types: 0 continuous, 4554 integer (4554 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 1831 rows and 1980 columns
Presolve time: 0.08s
Presolved: 2597 rows, 2574 columns, 33462 nonzeros
Variable types: 0 continuous, 2574 integer (2574 binary)
Found heuristic solution: objective 5195.0000000
Root relaxation: objective 2.714500e+03, 459 iterations, 0.01 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 2714.50000 0 6 5195.00000 2714.50000 47.7% - 0s
H 0 0 2986.0000000 2714.50000 9.09% - 0s
0 0 2714.50000 0 43 2986.00000 2714.50000 9.09% - 0s
0 0 cutoff 0 2986.00000 2986.00000 0.00% - 0s
Explored 1 nodes (1754 simplex iterations) in 0.53 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 2986 5195
Optimal solution found (tolerance 1.00e-04)
Best objective 2.986000000000e+03, best bound 2.986000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:06:43
Academic license - for non-commercial use only
Optimize a model with 3941 rows, 4048 columns and 86248 nonzeros
Variable types: 0 continuous, 4048 integer (4048 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 1446 rows and 1470 columns
Presolve time: 0.11s
Presolved: 2495 rows, 2578 columns, 36626 nonzeros
Variable types: 0 continuous, 2578 integer (2578 binary)
Found heuristic solution: objective 5974.0000000
Found heuristic solution: objective 4156.0000000
Root relaxation: objective 2.714500e+03, 328 iterations, 0.01 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 2714.50000 0 6 4156.00000 2714.50000 34.7% - 0s
H 0 0 2986.0000000 2714.50000 9.09% - 0s
0 0 2736.50000 0 6 2986.00000 2736.50000 8.36% - 0s
0 0 2736.50000 0 19 2986.00000 2736.50000 8.36% - 0s
0 0 2928.00000 0 20 2986.00000 2928.00000 1.94% - 0s
H 0 0 2928.0000000 2928.00000 0.00% - 0s
Cutting planes:
Gomory: 1
Clique: 1
MIR: 2
Zero half: 1
Explored 1 nodes (2011 simplex iterations) in 0.66 seconds
Thread count was 8 (of 8 available processors)
Solution count 4: 2928 2986 4156 5974
Optimal solution found (tolerance 1.00e-04)
Best objective 2.928000000000e+03, best bound 2.928000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:08:53
Academic license - for non-commercial use only
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:09:21
Academic license - for non-commercial use only
Optimize a model with 2502 rows, 2530 columns and 56325 nonzeros
Variable types: 0 continuous, 2530 integer (2530 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 587 rows and 575 columns
Presolve time: 0.09s
Presolved: 1915 rows, 1955 columns, 34680 nonzeros
Variable types: 0 continuous, 1955 integer (1955 binary)
Found heuristic solution: objective 5524.0000000
Root relaxation: objective 2.714500e+03, 492 iterations, 0.02 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 2714.50000 0 6 5524.00000 2714.50000 50.9% - 0s
H 0 0 2986.0000000 2714.50000 9.09% - 0s
H 0 0 2928.0000000 2714.50000 7.29% - 0s
0 0 2736.50000 0 6 2928.00000 2736.50000 6.54% - 0s
0 0 cutoff 0 2928.00000 2928.00000 0.00% - 0s
Explored 1 nodes (1224 simplex iterations) in 0.48 seconds
Thread count was 8 (of 8 available processors)
Solution count 4: 2928 2928 2986 5524
Optimal solution found (tolerance 1.00e-04)
Best objective 2.928000000000e+03, best bound 2.928000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:11:36
Academic license - for non-commercial use only
Optimize a model with 3483 rows, 3542 columns and 79933 nonzeros
Variable types: 0 continuous, 3542 integer (3542 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Found heuristic solution: objective 11489.000000
Presolve removed 1863 rows and 1862 columns
Presolve time: 0.06s
Presolved: 1620 rows, 1680 columns, 25515 nonzeros
Variable types: 0 continuous, 1680 integer (1680 binary)
Root relaxation: objective 2.899333e+03, 381 iterations, 0.01 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 2899.33333 0 7 11489.0000 2899.33333 74.8% - 0s
H 0 0 3104.0000000 2899.33333 6.59% - 0s
0 0 3033.50000 0 14 3104.00000 3033.50000 2.27% - 0s
Cutting planes:
Gomory: 1
Zero half: 2
Explored 1 nodes (699 simplex iterations) in 0.29 seconds
Thread count was 8 (of 8 available processors)
Solution count 2: 3104 11489
Optimal solution found (tolerance 1.00e-04)
Best objective 3.104000000000e+03, best bound 3.104000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:14:11
Academic license - for non-commercial use only
Optimize a model with 6187 rows, 6072 columns and 144420 nonzeros
Variable types: 0 continuous, 6072 integer (6072 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 12 rows and 3300 columns
Presolve time: 0.02s
Explored 0 nodes (0 simplex iterations) in 0.04 seconds
Thread count was 1 (of 8 available processors)
Solution count 0
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:15:20
Academic license - for non-commercial use only
Optimize a model with 2617 rows, 2530 columns and 59405 nonzeros
Variable types: 0 continuous, 2530 integer (2530 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 5 rows and 640 columns
Presolve time: 0.01s
Explored 0 nodes (0 simplex iterations) in 0.02 seconds
Thread count was 1 (of 8 available processors)
Solution count 0
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:16:48
Academic license - for non-commercial use only
Optimize a model with 2995 rows, 3036 columns and 68382 nonzeros
Variable types: 0 continuous, 3036 integer (3036 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 1414 rows and 1404 columns
Presolve time: 0.07s
Presolved: 1581 rows, 1632 columns, 26400 nonzeros
Variable types: 0 continuous, 1632 integer (1632 binary)
Found heuristic solution: objective 6880.0000000
Root relaxation: objective 2.845048e+03, 453 iterations, 0.02 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 2845.04762 0 37 6880.00000 2845.04762 58.6% - 0s
H 0 0 3070.0000000 2845.04762 7.33% - 0s
H 0 0 2928.0000000 2845.04762 2.83% - 0s
0 0 2909.06657 0 33 2928.00000 2909.06657 0.65% - 0s
0 0 cutoff 0 2928.00000 2928.00000 0.00% - 0s
Explored 1 nodes (841 simplex iterations) in 0.40 seconds
Thread count was 8 (of 8 available processors)
Solution count 3: 2928 3070 6880
Optimal solution found (tolerance 1.00e-04)
Best objective 2.928000000000e+03, best bound 2.928000000000e+03, gap 0.0000%
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:17:58
Academic license - for non-commercial use only
Optimize a model with 2995 rows, 3036 columns and 68382 nonzeros
Variable types: 0 continuous, 3036 integer (3036 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 6 rows and 894 columns
Presolve time: 0.01s
Explored 0 nodes (0 simplex iterations) in 0.02 seconds
Thread count was 1 (of 8 available processors)
Solution count 0
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 8.1.0 (win64, Python) logging started 05/23/19 17:20:29
Academic license - for non-commercial use only
Optimize a model with 3483 rows, 3542 columns and 79933 nonzeros
Variable types: 0 continuous, 3542 integer (3542 binary)
Coefficient statistics:
Matrix range [1e+00, 1e+00]
Objective range [6e+01, 1e+03]
Bounds range [1e+00, 1e+00]
RHS range [1e+00, 2e+01]
Presolve removed 7 rows and 1190 columns
Presolve time: 0.01s
Explored 0 nodes (0 simplex iterations) in 0.02 seconds
Thread count was 1 (of 8 available processors)
Solution count 0
Model is infeasible
Best objective -, best bound -, gap -