Gurobi 5.0.1 (linux64) logging started Thu Jan 24 19:46:24 2013 Optimize a model with 5 rows, 500 columns and 2500 nonzeros Presolve time: 0.01s Presolved: 5 rows, 500 columns, 2500 nonzeros Variable types: 0 continuous, 500 integer (500 binary) Found heuristic solution: objective 206839.00000 Root relaxation: objective 2.206170e+05, 25 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 220616.962 0 5 206839.000 220616.962 6.66% - 0s H 0 0 220175.00000 220616.962 0.20% - 0s 0 0 220616.664 0 6 220175.000 220616.664 0.20% - 0s 0 0 220616.467 0 9 220175.000 220616.467 0.20% - 0s H 0 0 220395.00000 220616.467 0.10% - 0s 0 0 220616.467 0 5 220395.000 220616.467 0.10% - 0s 0 0 220616.467 0 7 220395.000 220616.467 0.10% - 0s H 0 0 220437.00000 220616.467 0.08% - 0s 0 2 220616.467 0 7 220437.000 220616.467 0.08% - 0s H 736 605 220470.00000 220613.231 0.06% 2.2 0s H 3655 2271 220492.00000 220607.551 0.05% 2.4 0s H16967 10468 220495.00000 220602.725 0.05% 2.2 1s 68407 42493 220567.418 64 5 220495.000 220597.761 0.05% 2.2 5s H82457 46688 220503.00000 220595.739 0.04% 2.2 5s H124070 51259 220527.00000 220591.627 0.03% 2.3 8s 152275 62247 220591.494 60 5 220527.000 220591.604 0.03% 2.3 10s 253378 92405 220565.267 72 5 220527.000 220585.607 0.03% 2.3 15s 355969 142415 cutoff 68 220527.000 220581.337 0.02% 2.3 20s 458779 196217 220565.262 61 5 220527.000 220578.600 0.02% 2.4 25s 563086 246735 220554.420 70 5 220527.000 220576.492 0.02% 2.4 30s 668172 294993 cutoff 66 220527.000 220574.699 0.02% 2.4 35s 772457 339906 220549.886 72 5 220527.000 220573.229 0.02% 2.4 40s 877850 382084 220557.395 67 5 220527.000 220571.929 0.02% 2.4 45s 984371 422989 220562.136 68 5 220527.000 220570.751 0.02% 2.4 50s 1089880 460992 220568.846 58 5 220527.000 220569.697 0.02% 2.4 55s 1196164 497134 220543.119 71 5 220527.000 220568.747 0.02% 2.4 60s 1302300 531913 220565.599 58 5 220527.000 220567.839 0.02% 2.4 65s 1410001 564841 220544.065 80 5 220527.000 220566.996 0.02% 2.4 70s 1518047 596499 220545.329 63 5 220527.000 220566.193 0.02% 2.4 75s 1624730 625162 220550.781 69 5 220527.000 220565.458 0.02% 2.4 80s 1732946 653041 cutoff 71 220527.000 220564.753 0.02% 2.4 85s 1840730 678917 220562.566 67 5 220527.000 220564.071 0.02% 2.4 90s 1948995 703724 220544.646 76 5 220527.000 220563.408 0.02% 2.4 95s 2057912 727786 220530.301 71 5 220527.000 220562.781 0.02% 2.4 100s H2161555 723683 220530.00000 220562.204 0.01% 2.4 104s 2164077 724061 220559.319 63 5 220530.000 220562.188 0.01% 2.4 105s 2272631 740070 220550.188 61 5 220530.000 220561.553 0.01% 2.4 110s 2381746 754608 220554.931 61 5 220530.000 220560.922 0.01% 2.4 115s 2489699 767598 220542.917 68 5 220530.000 220560.332 0.01% 2.4 120s 2599141 778437 cutoff 68 220530.000 220559.747 0.01% 2.4 125s 2708683 788325 220558.920 67 5 220530.000 220559.155 0.01% 2.4 130s 2818291 795919 220558.412 77 5 220530.000 220558.577 0.01% 2.4 135s 2928136 802516 220549.955 67 5 220530.000 220558.027 0.01% 2.4 140s 3036960 807425 220546.015 72 5 220530.000 220557.485 0.01% 2.4 145s 3147690 810840 220542.433 64 5 220530.000 220556.944 0.01% 2.4 150s 3258360 812718 220534.852 67 5 220530.000 220556.410 0.01% 2.4 155s 3368855 813192 220552.997 57 5 220530.000 220555.887 0.01% 2.4 160s 3479213 811441 220541.523 67 5 220530.000 220555.363 0.01% 2.4 165s 3590051 808763 cutoff 73 220530.000 220554.849 0.01% 2.4 170s 3700615 804181 220548.361 68 5 220530.000 220554.323 0.01% 2.4 175s 3812093 797584 220538.199 68 5 220530.000 220553.801 0.01% 2.4 180s 3923358 789950 220531.279 69 4 220530.000 220553.281 0.01% 2.4 185s 4033149 780167 220537.274 69 5 220530.000 220552.752 0.01% 2.4 190s 4143493 768487 220550.127 66 5 220530.000 220552.229 0.01% 2.4 195s Cutting planes: Gomory: 4 Cover: 1 MIR: 5 Explored 4180095 nodes (10165231 simplex iterations) in 196.66 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.205300000000e+05, best bound 2.205520000000e+05, gap 0.0100%