Gurobi 5.0.1 (linux64) logging started Thu Jan 24 19:39:41 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 203806.00000 Root relaxation: objective 2.236532e+05, 27 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 223653.209 0 5 203806.000 223653.209 9.74% - 0s H 0 0 223378.00000 223653.209 0.12% - 0s 0 0 223652.812 0 7 223378.000 223652.812 0.12% - 0s H 0 0 223489.00000 223652.812 0.07% - 0s 0 0 223652.812 0 5 223489.000 223652.812 0.07% - 0s 0 0 223652.812 0 7 223489.000 223652.812 0.07% - 0s 0 2 223652.681 0 7 223489.000 223652.681 0.07% - 0s H 605 514 223526.00000 223648.497 0.05% 1.9 0s H 1028 629 223558.00000 223648.497 0.04% 2.9 0s H 8090 5281 223560.00000 223639.913 0.04% 2.3 0s 84352 46331 223613.128 64 5 223560.000 223629.002 0.03% 2.3 5s 180775 94639 223602.623 71 5 223560.000 223621.467 0.03% 2.3 10s 279233 154803 223594.310 94 5 223560.000 223617.671 0.03% 2.3 15s 377457 211408 223600.276 74 5 223560.000 223615.047 0.02% 2.3 20s 476113 265400 223579.936 59 5 223560.000 223613.100 0.02% 2.3 25s 576238 316826 cutoff 92 223560.000 223611.446 0.02% 2.3 30s 674903 365781 223572.880 82 5 223560.000 223610.090 0.02% 2.4 35s 774962 412607 223581.775 68 5 223560.000 223608.894 0.02% 2.4 40s 875644 459268 223574.326 74 5 223560.000 223607.814 0.02% 2.4 45s 975291 502785 223591.147 86 5 223560.000 223606.839 0.02% 2.4 50s 1075546 545091 223578.160 67 5 223560.000 223605.935 0.02% 2.4 55s 1177228 586912 223570.319 72 5 223560.000 223605.098 0.02% 2.4 60s 1277601 626665 223592.878 70 5 223560.000 223604.335 0.02% 2.4 65s 1378963 665098 cutoff 70 223560.000 223603.627 0.02% 2.4 70s 1481212 703131 223575.112 66 5 223560.000 223602.934 0.02% 2.4 75s 1581953 738599 223567.211 84 5 223560.000 223602.284 0.02% 2.4 80s 1684318 774057 223581.887 81 5 223560.000 223601.664 0.02% 2.4 85s 1785948 808120 223587.696 66 5 223560.000 223601.086 0.02% 2.4 90s 1887635 841022 223579.541 78 5 223560.000 223600.521 0.02% 2.4 95s 1991086 873728 223590.463 70 5 223560.000 223599.970 0.02% 2.4 100s 2093492 904816 223586.778 75 5 223560.000 223599.457 0.02% 2.4 105s 2196486 935085 223572.434 84 5 223560.000 223598.949 0.02% 2.4 110s 2299033 964097 223588.155 78 5 223560.000 223598.458 0.02% 2.4 115s 2401483 992010 223579.862 82 5 223560.000 223598.001 0.02% 2.4 120s 2505245 1019290 223588.049 78 5 223560.000 223597.536 0.02% 2.4 125s 2608066 1045675 cutoff 71 223560.000 223597.102 0.02% 2.4 130s 2711325 1070475 223567.446 84 5 223560.000 223596.677 0.02% 2.4 135s 2813314 1093154 223588.593 70 5 223560.000 223596.282 0.02% 2.4 140s 2916968 1116264 cutoff 71 223560.000 223595.889 0.02% 2.4 145s 3020958 1138716 223577.275 75 5 223560.000 223595.495 0.02% 2.4 150s 3125377 1160416 223576.641 76 5 223560.000 223595.106 0.02% 2.4 155s 3228742 1181562 223579.118 84 5 223560.000 223594.732 0.02% 2.4 160s 3333314 1201785 223566.042 90 5 223560.000 223594.364 0.02% 2.4 165s 3437766 1221432 223579.817 62 5 223560.000 223594.000 0.02% 2.4 170s 3541362 1239437 cutoff 87 223560.000 223593.651 0.02% 2.4 175s 3645485 1256776 223573.516 72 5 223560.000 223593.303 0.01% 2.4 180s 3750060 1273679 223587.722 78 5 223560.000 223592.963 0.01% 2.4 185s 3854551 1289190 cutoff 74 223560.000 223592.624 0.01% 2.4 190s 3959271 1304182 cutoff 66 223560.000 223592.293 0.01% 2.4 195s 4063463 1318280 223589.963 71 5 223560.000 223591.963 0.01% 2.4 200s 4167968 1332215 223575.871 81 5 223560.000 223591.644 0.01% 2.4 205s 4273408 1345268 223578.201 68 5 223560.000 223591.320 0.01% 2.4 210s 4377539 1357400 cutoff 74 223560.000 223591.006 0.01% 2.4 215s 4483892 1369381 223566.040 80 5 223560.000 223590.695 0.01% 2.4 220s 4588106 1379740 cutoff 83 223560.000 223590.397 0.01% 2.4 225s 4693570 1389251 223573.523 79 5 223560.000 223590.101 0.01% 2.4 230s 4799435 1398509 cutoff 76 223560.000 223589.801 0.01% 2.4 235s 4904713 1406665 223567.467 75 5 223560.000 223589.501 0.01% 2.4 240s 5010038 1413883 223581.656 67 5 223560.000 223589.209 0.01% 2.4 245s 5115606 1420570 cutoff 78 223560.000 223588.917 0.01% 2.4 250s 5220442 1425779 223577.605 70 5 223560.000 223588.636 0.01% 2.4 255s 5325736 1431214 223565.561 65 5 223560.000 223588.352 0.01% 2.4 260s 5431617 1435880 223572.083 64 5 223560.000 223588.061 0.01% 2.4 265s 5538544 1439572 223578.712 73 5 223560.000 223587.776 0.01% 2.4 270s 5644980 1442797 cutoff 68 223560.000 223587.496 0.01% 2.4 275s 5750868 1444785 223571.748 80 5 223560.000 223587.214 0.01% 2.4 280s 5857391 1446314 223582.553 65 5 223560.000 223586.931 0.01% 2.4 285s 5963766 1446588 223576.853 72 5 223560.000 223586.647 0.01% 2.4 290s 6069752 1446137 223575.632 72 5 223560.000 223586.369 0.01% 2.4 295s 6175549 1445105 223567.516 70 5 223560.000 223586.088 0.01% 2.4 300s 6281188 1443245 223568.980 68 5 223560.000 223585.815 0.01% 2.4 305s 6387838 1440090 223578.730 70 5 223560.000 223585.534 0.01% 2.4 310s 6494121 1436993 cutoff 71 223560.000 223585.260 0.01% 2.4 315s 6599180 1433234 cutoff 71 223560.000 223584.988 0.01% 2.4 320s 6706450 1428572 223563.962 74 5 223560.000 223584.712 0.01% 2.4 325s 6812112 1423084 223569.297 82 5 223560.000 223584.437 0.01% 2.4 330s 6917529 1416372 223577.730 73 5 223560.000 223584.166 0.01% 2.4 335s 7023334 1408903 223583.166 84 4 223560.000 223583.892 0.01% 2.4 340s 7128014 1401095 223582.192 70 5 223560.000 223583.620 0.01% 2.4 345s 7232933 1391813 223569.262 75 5 223560.000 223583.342 0.01% 2.4 350s 7337888 1382244 223581.038 64 5 223560.000 223583.067 0.01% 2.4 355s 7443348 1371222 223582.783 64 5 223560.000 223582.783 0.01% 2.4 360s 7548270 1359615 223571.845 80 5 223560.000 223582.507 0.01% 2.4 365s Cutting planes: Gomory: 5 Cover: 1 MIR: 5 Zero half: 1 Explored 7605312 nodes (18055329 simplex iterations) in 367.69 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.235600000000e+05, best bound 2.235820000000e+05, gap 0.0098%