Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:52:29 2013 Optimize a model with 10700 rows, 35100 columns and 90050 nonzeros Presolve removed 150 rows and 100 columns Presolve time: 0.27s Presolved: 10550 rows, 35000 columns, 79900 nonzeros Variable types: 30050 continuous, 4950 integer (4950 binary) Root relaxation: objective 2.208160e+05, 11224 iterations, 0.52 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 220815.985 0 4 - 220815.985 - - 0s 0 0 220902.422 0 4 - 220902.422 - - 1s 0 0 220951.294 0 3 - 220951.294 - - 1s 0 0 220951.294 0 3 - 220951.294 - - 1s 0 0 220952.166 0 2 - 220952.166 - - 1s 0 0 220956.476 0 3 - 220956.476 - - 1s 0 0 220958.743 0 4 - 220958.743 - - 1s 0 0 220960.890 0 3 - 220960.890 - - 1s 0 0 220962.456 0 3 - 220962.456 - - 2s 0 0 220963.380 0 3 - 220963.380 - - 2s 0 0 220964.249 0 3 - 220964.249 - - 2s 0 0 220964.507 0 3 - 220964.507 - - 2s 0 0 220965.188 0 3 - 220965.188 - - 2s 0 2 220967.206 0 3 - 220967.206 - - 4s 10 12 221052.854 10 3 - 221052.854 - 33.6 5s 146 148 221558.778 136 1 - 221119.724 - 16.6 10s 255 257 221563.081 245 1 - 221119.724 - 10.5 15s H 319 163 221836.60520 221119.724 0.32% 8.7 18s 348 178 221567.590 338 1 221836.605 221119.724 0.32% 8.1 20s H 395 139 221581.58342 221119.724 0.21% 7.3 21s H 396 139 221581.04024 221119.724 0.21% 7.7 21s H 397 139 221580.46706 221119.724 0.21% 7.9 21s H 427 68 221490.17785 221132.085 0.16% 8.0 22s 601 178 221422.113 28 3 221490.178 221203.120 0.13% 8.7 27s 616 189 221203.120 16 5 221490.178 221203.120 0.13% 17.2 30s 1019 322 221419.809 51 1 221490.178 221269.218 0.10% 14.0 35s H 1120 300 221483.86014 221284.863 0.09% 13.2 35s 2000 702 221355.077 29 1 221483.860 221334.932 0.07% 10.1 40s 3212 1331 221447.138 42 1 221483.860 221358.499 0.06% 8.4 45s 4481 1881 221423.694 29 1 221483.860 221375.180 0.05% 7.6 50s H 5182 2146 221481.37613 221379.575 0.05% 7.3 52s H 5184 2145 221481.03419 221379.575 0.05% 7.4 52s * 5186 2084 42 221477.31127 221379.575 0.04% 7.4 52s 5691 2278 221442.289 31 1 221477.311 221384.634 0.04% 7.2 55s 6602 2506 221439.399 36 1 221477.311 221393.888 0.04% 7.0 60s 7393 2676 cutoff 39 221477.311 221401.559 0.03% 6.9 65s 8209 2794 221406.956 33 1 221477.311 221406.956 0.03% 6.8 70s 9009 2920 221411.131 32 1 221477.311 221411.131 0.03% 6.8 75s * 9220 2916 39 221476.72972 221411.878 0.03% 6.8 76s 9688 2956 cutoff 44 221476.730 221414.916 0.03% 6.8 80s 10398 2986 221462.354 39 1 221476.730 221419.062 0.03% 6.8 85s 11060 2987 221443.114 34 1 221476.730 221422.437 0.02% 6.8 90s 11693 2989 221450.479 36 1 221476.730 221424.954 0.02% 6.8 95s 12357 2976 221463.919 32 1 221476.730 221427.498 0.02% 6.8 100s 13018 2945 221453.088 38 1 221476.730 221430.487 0.02% 6.8 105s 13647 2864 cutoff 43 221476.730 221433.433 0.02% 6.8 110s 14275 2783 221449.723 36 1 221476.730 221436.465 0.02% 6.8 115s 14920 2648 221440.181 35 1 221476.730 221440.181 0.02% 6.8 120s 15364 2535 cutoff 34 221476.730 221442.234 0.02% 6.9 125s 15991 2355 221465.289 34 1 221476.730 221445.143 0.01% 6.9 130s 16667 2127 221464.381 38 1 221476.730 221448.247 0.01% 7.0 135s 17286 1899 221451.117 36 1 221476.730 221451.117 0.01% 7.0 140s 17945 1627 221475.931 36 1 221476.730 221454.046 0.01% 7.1 145s Cutting planes: Gomory: 8 Flow cover: 18 Explored 18086 nodes (140987 simplex iterations) in 146.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.214767297235e+05, best bound 2.214545898424e+05, gap 0.0100%