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gurobi.log
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Gurobi 5.6.3 (linux64) logging started Fri Oct 24 17:22:26 2014
Optimize a model with 10 rows, 55 columns and 100 nonzeros
Presolve removed 0 rows and 10 columns
Presolve time: 0.00s
Presolved: 10 rows, 45 columns, 90 nonzeros
Variable types: 0 continuous, 45 integer (45 binary)
Root relaxation: objective 3.360275e+02, 14 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 348.1976399 348.19764 0.00% - 0s
Cutting planes:
Lazy constraints: 4
Explored 0 nodes (18 simplex iterations) in 0.00 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 3.481976398931e+02, best bound 3.481976398931e+02, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Fri Oct 24 17:22:31 2014
Optimize a model with 100 rows, 5050 columns and 10000 nonzeros
Presolve removed 0 rows and 100 columns
Presolve time: 0.01s
Presolved: 100 rows, 4950 columns, 9900 nonzeros
Variable types: 0 continuous, 4950 integer (4950 binary)
Root relaxation: objective 7.400596e+02, 146 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 740.05958 0 20 - 740.05958 - - 0s
0 0 744.98424 0 18 - 744.98424 - - 0s
0 0 745.81007 0 23 - 745.81007 - - 0s
0 0 746.45188 0 20 - 746.45188 - - 0s
0 5 786.72112 0 12 - 786.72112 - - 0s
* 1894 1270 139 922.0976678 787.85771 14.6% 5.3 2s
* 2115 1392 136 917.9129782 791.74390 13.7% 5.4 3s
H 2456 1569 872.9594617 797.75254 8.62% 5.5 3s
H 2457 1490 817.5823462 805.11340 1.53% 5.5 4s
2459 1492 817.58235 111 78 817.58235 806.73202 1.33% 5.5 5s
H 2463 1420 814.4695646 806.98992 0.92% 5.6 5s
H 2474 1357 811.5691961 809.61551 0.24% 5.7 5s
* 2490 1296 49 810.7803127 810.57311 0.03% 5.9 6s
Cutting planes:
Gomory: 10
Zero half: 8
Lazy constraints: 1
Explored 2495 nodes (14890 simplex iterations) in 6.32 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 8.107803127137e+02, best bound 8.107803127137e+02, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Fri Oct 24 17:26:49 2014
Optimize a model with 1000 rows, 500500 columns and 1000000 nonzeros
Presolve removed 0 rows and 1000 columns
Presolve time: 4.19s
Presolved: 1000 rows, 499500 columns, 999000 nonzeros
Variable types: 0 continuous, 499500 integer (499500 binary)
Starting sifting (using dual simplex for sub-problems)...
Iter Pivots Primal Obj Dual Obj Time
0 0 infinity 0.0000000e+00 0s
Sifting complete
Root relaxation: objective 2.211789e+03, 1575 iterations, 0.19 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 2211.78881 0 162 - 2211.78881 - - 8s
0 0 2211.78881 0 162 - 2211.78881 - - 13s
0 0 2211.78881 0 162 - 2211.78881 - - 18s
0 0 2222.29693 0 122 - 2222.29693 - - 20s
0 0 2224.70271 0 174 - 2224.70271 - - 21s
0 0 2227.28231 0 220 - 2227.28231 - - 22s
0 0 2227.28231 0 220 - 2227.28231 - - 23s
0 0 2227.28231 0 213 - 2227.28231 - - 27s
0 0 2227.28231 0 213 - 2227.28231 - - 36s
0 0 2227.28231 0 213 - 2227.28231 - - 42s
0 0 2227.28231 0 213 - 2227.28231 - - 47s
0 0 2227.28231 0 213 - 2227.28231 - - 53s
Cutting planes:
Zero half: 94
Lazy constraints: 11
Explored 0 nodes (1900 simplex iterations) in 79.41 seconds
Thread count was 4 (of 4 available processors)
Solve interrupted
Best objective -, best bound 2.227282305495e+03, gap -
Gurobi 5.6.3 (linux64) logging started Fri Oct 24 17:28:21 2014
Optimize a model with 200 rows, 20100 columns and 40000 nonzeros
Presolve removed 0 rows and 200 columns
Presolve time: 0.07s
Presolved: 200 rows, 19900 columns, 39800 nonzeros
Variable types: 0 continuous, 19900 integer (19900 binary)
Root relaxation: objective 9.819618e+02, 291 iterations, 0.01 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 981.96181 0 58 - 981.96181 - - 0s
0 0 992.86349 0 34 - 992.86349 - - 0s
0 0 994.24453 0 41 - 994.24453 - - 0s
0 0 994.37601 0 45 - 994.37601 - - 0s
0 0 994.38274 0 50 - 994.38274 - - 0s
0 5 1009.24914 0 46 - 1009.24914 - - 1s
744 729 1058.29922 134 6 - 1010.06251 - 3.2 5s
2008 1931 1195.79165 356 6 - 1010.06251 - 3.9 10s
2870 2736 1387.80711 480 6 - 1010.06251 - 4.7 15s
* 3548 3339 550 1439.6807501 1010.08918 29.8% 5.1 18s
* 3590 3337 549 1437.6847095 1010.08918 29.7% 5.2 19s
3596 3337 1065.15165 127 12 1437.68471 1010.08918 29.7% 5.2 20s
H 3874 821 1044.8521839 1010.08918 3.33% 5.3 23s
Cutting planes:
Gomory: 22
Clique: 5
Zero half: 8
Explored 4044 nodes (22701 simplex iterations) in 24.02 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.044852183910e+03, best bound 1.044852183910e+03, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 13:27:48 2014
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 13:33:12 2014
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 13:33:53 2014
Optimize a model with 15 rows, 120 columns and 225 nonzeros
Presolve removed 0 rows and 15 columns
Presolve time: 0.01s
Presolved: 15 rows, 105 columns, 210 nonzeros
Variable types: 0 continuous, 105 integer (105 binary)
Root relaxation: objective 3.865656e+02, 22 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 409.8806349 409.88063 0.00% - 0s
Cutting planes:
Lazy constraints: 3
Explored 0 nodes (29 simplex iterations) in 0.02 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 4.098806349201e+02, best bound 4.098806349201e+02, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:02:24 2014
Optimize a model with 15 rows, 120 columns and 225 nonzeros
Presolve removed 0 rows and 15 columns
Presolve time: 0.00s
Presolved: 15 rows, 105 columns, 210 nonzeros
Variable types: 0 continuous, 105 integer (105 binary)
Root relaxation: objective 3.865656e+02, 22 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 409.8806349 409.88063 0.00% - 0s
Cutting planes:
Lazy constraints: 3
Explored 0 nodes (29 simplex iterations) in 0.00 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 4.098806349201e+02, best bound 4.098806349201e+02, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:10:56 2014
Optimize a model with 15 rows, 120 columns and 225 nonzeros
Presolve removed 0 rows and 15 columns
Presolve time: 0.00s
Presolved: 15 rows, 105 columns, 210 nonzeros
Variable types: 0 continuous, 105 integer (105 binary)
Root relaxation: objective 3.865656e+02, 22 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 409.8806349 409.88063 0.00% - 0s
Cutting planes:
Lazy constraints: 3
Explored 0 nodes (29 simplex iterations) in 0.00 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 4.098806349201e+02, best bound 4.098806349201e+02, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:18:21 2014
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:18:34 2014
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:20:08 2014
Optimize a model with 10 rows, 55 columns and 100 nonzeros
Presolve removed 0 rows and 10 columns
Presolve time: 0.00s
Presolved: 10 rows, 45 columns, 90 nonzeros
Variable types: 0 continuous, 45 integer (45 binary)
Root relaxation: objective 1.521275e+04, 14 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
* 0 0 0 15673.752127 15673.7521 0.00% - 0s
Cutting planes:
Lazy constraints: 4
Explored 0 nodes (17 simplex iterations) in 0.00 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.567375212681e+04, best bound 1.567375212681e+04, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:20:16 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 4s
1948 1061 108183.424 22 91 108183.424 106983.715 1.11% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 8s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 8.26 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:24:30 2014
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:33:05 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 3s
1952 1063 108183.424 22 101 108183.424 107073.791 1.03% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 7s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 7.77 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 14:37:11 2014
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 15:30:27 2014
Gurobi 5.6.3 (linux64) logging started Mon Oct 27 15:32:16 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 13:59:49 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:00:18 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:01:56 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:02:12 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 3s
1954 1065 108183.424 22 105 108183.424 107100.110 1.00% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 6s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 6.97 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:02:35 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:03:12 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:03:39 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 21 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:04:17 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 21 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:04:23 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 3s
1954 1065 108183.424 22 105 108183.424 107100.110 1.00% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 6s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 6.78 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:05:44 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 21 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:07:20 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:09:47 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 22 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:14:10 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 22 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:14:25 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 22 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:19:39 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 22 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:20:37 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 3s
1954 1065 108183.424 22 105 108183.424 107100.110 1.00% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 6s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 6.75 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:20:55 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 3s
1954 1065 108183.424 22 105 108183.424 107100.110 1.00% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 6s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 6.79 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:25:57 2014
Optimize a model with 2 rows, 3 columns and 5 nonzeros
Found heuristic solution: objective 2
Presolve removed 2 rows and 3 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:28:08 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 3s
1953 1064 108183.424 22 101 108183.424 107082.829 1.02% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 6s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 7.12 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:28:35 2014
Optimize a model with 76 rows, 2926 columns and 5776 nonzeros
Presolve removed 0 rows and 76 columns
Presolve time: 0.01s
Presolved: 76 rows, 2850 columns, 5700 nonzeros
Variable types: 0 continuous, 2850 integer (2850 binary)
Root relaxation: objective 1.003193e+05, 102 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 100319.338 0 6 - 100319.338 - - 0s
0 0 103770.618 0 6 - 103770.618 - - 0s
0 0 104081.820 0 10 - 104081.820 - - 0s
0 0 104154.163 0 24 - 104154.163 - - 0s
0 7 104861.647 0 8 - 104861.647 - - 0s
* 1634 966 81 111456.72672 105008.988 5.78% 4.2 1s
H 1934 1050 108183.42423 106461.976 1.59% 4.2 3s
1954 1065 108183.424 22 105 108183.424 107100.110 1.00% 4.3 5s
H 2297 1007 108159.43827 107379.792 0.72% 6.0 6s
Cutting planes:
Gomory: 10
MIR: 1
Zero half: 22
Explored 3215 nodes (21352 simplex iterations) in 6.75 seconds
Thread count was 4 (of 4 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 1.081594382741e+05, best bound 1.081594382741e+05, gap 0.0%
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:30:39 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 22 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:31:06 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 35 rows and 22 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:39:15 2014
Optimize a model with 43 rows, 27 columns and 121 nonzeros
Presolve removed 0 rows and 12 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:51:42 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:51:54 2014
Warning: model has pending changes.
File 'newMTSP.lp' does not contain these changes.
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:52:14 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:53:25 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:53:43 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:53:56 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:54:22 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:55:28 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:58:28 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 14:58:47 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:02:40 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:04:04 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:04:20 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:04:36 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:05:15 2014
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:05:53 2014
Optimize a model with 49 rows, 42 columns and 187 nonzeros
Presolve removed 3 rows and 15 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:09:25 2014
Optimize a model with 36 rows, 30 columns and 125 nonzeros
Presolve removed 3 rows and 12 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:09:26 2014
Optimize a model with 36 rows, 30 columns and 125 nonzeros
Presolve removed 3 rows and 12 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:10:10 2014
Optimize a model with 36 rows, 30 columns and 125 nonzeros
Presolve removed 3 rows and 12 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:10:36 2014
Optimize a model with 36 rows, 30 columns and 125 nonzeros
Presolve removed 3 rows and 12 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:12:51 2014
Optimize a model with 36 rows, 30 columns and 135 nonzeros
Presolve removed 8 rows and 9 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:13:27 2014
Optimize a model with 36 rows, 30 columns and 135 nonzeros
Presolve removed 8 rows and 9 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:15:39 2014
Optimize a model with 36 rows, 30 columns and 135 nonzeros
Presolve removed 8 rows and 9 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Computing Irreducible Inconsistent Subsystem (IIS)...
Constraints Bounds Runtime
Min Max Min Max
------------------------------------------------
0 36 0 40 0s
IIS computed: 2 constraints, 1 bounds
Optimize a model with 36 rows, 30 columns and 135 nonzeros
Presolve removed 8 rows and 9 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:18:24 2014
Optimize a model with 36 rows, 30 columns and 135 nonzeros
Presolve removed 3 rows and 6 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Computing Irreducible Inconsistent Subsystem (IIS)...
Constraints Bounds Runtime
Min Max Min Max
------------------------------------------------
0 36 0 40 0s
IIS computed: 2 constraints, 1 bounds
Optimize a model with 36 rows, 30 columns and 135 nonzeros
Presolve removed 3 rows and 6 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:18:47 2014
Optimize a model with 35 rows, 30 columns and 125 nonzeros
Presolve removed 3 rows and 9 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Computing Irreducible Inconsistent Subsystem (IIS)...
Constraints Bounds Runtime
Min Max Min Max
------------------------------------------------
0 35 0 39 0s
IIS computed: 2 constraints, 0 bounds
Optimize a model with 35 rows, 30 columns and 125 nonzeros
Presolve removed 3 rows and 6 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:20:49 2014
Optimize a model with 34 rows, 30 columns and 117 nonzeros
Presolve removed 5 rows and 18 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Computing Irreducible Inconsistent Subsystem (IIS)...
Constraints Bounds Runtime
Min Max Min Max
------------------------------------------------
0 34 0 39 0s
8 8 4 4 0s
IIS computed: 8 constraints, 4 bounds
Optimize a model with 34 rows, 30 columns and 117 nonzeros
Presolve removed 3 rows and 10 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:21:25 2014
Optimize a model with 34 rows, 30 columns and 117 nonzeros
Presolve removed 5 rows and 18 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Computing Irreducible Inconsistent Subsystem (IIS)...
Constraints Bounds Runtime
Min Max Min Max
------------------------------------------------
0 34 0 40 0s
8 8 4 4 0s
IIS computed: 8 constraints, 4 bounds
Optimize a model with 34 rows, 30 columns and 117 nonzeros
Presolve removed 3 rows and 10 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Gurobi 5.6.3 (linux64) logging started Tue Oct 28 15:22:27 2014
Optimize a model with 34 rows, 30 columns and 117 nonzeros
Presolve removed 5 rows and 18 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible
Best objective -, best bound -, gap -
Computing Irreducible Inconsistent Subsystem (IIS)...
Constraints Bounds Runtime
Min Max Min Max
------------------------------------------------
0 34 0 40 0s
8 8 4 4 0s
IIS computed: 8 constraints, 4 bounds
Optimize a model with 34 rows, 30 columns and 117 nonzeros
Presolve removed 3 rows and 10 columns
Presolve time: 0.00s
Explored 0 nodes (0 simplex iterations) in 0.00 seconds
Thread count was 1 (of 4 available processors)
Model is infeasible