Gurobi 5.0.1 (linux64) logging started Thu Jan 24 19:28:42 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 200225.00000 Root relaxation: objective 2.185001e+05, 17 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 218500.083 0 5 200225.000 218500.083 9.13% - 0s H 0 0 218264.00000 218500.083 0.11% - 0s 0 0 218496.302 0 9 218264.000 218496.302 0.11% - 0s H 0 0 218267.00000 218496.302 0.11% - 0s 0 0 218496.302 0 5 218267.000 218496.302 0.11% - 0s 0 0 218496.302 0 9 218267.000 218496.302 0.11% - 0s 0 2 218496.262 0 9 218267.000 218496.262 0.11% - 0s H 81 81 218335.00000 218494.711 0.07% 1.9 0s H 605 534 218365.00000 218493.747 0.06% 1.9 0s H19151 12253 218371.00000 218486.230 0.05% 2.3 1s 57350 33813 218447.442 66 5 218371.000 218482.015 0.05% 2.2 5s H82322 41099 218396.00000 218481.090 0.04% 2.2 6s H119738 56084 218400.00000 218479.949 0.04% 2.2 9s 133562 62427 218442.505 79 5 218400.000 218479.480 0.04% 2.2 10s H147092 63716 218411.00000 218478.161 0.03% 2.2 10s 219235 94456 218434.174 113 5 218411.000 218476.576 0.03% 2.2 15s H302541 109521 218426.00000 218472.515 0.02% 2.3 19s 306493 110697 218429.766 107 8 218426.000 218472.333 0.02% 2.3 20s 405116 143970 218441.645 107 5 218426.000 218472.333 0.02% 2.3 25s 506070 170296 218458.394 92 5 218426.000 218469.399 0.02% 2.3 30s 607897 191523 218437.646 110 5 218426.000 218467.058 0.02% 2.3 35s 709309 233311 218438.798 105 5 218426.000 218465.318 0.02% 2.3 40s 813111 283676 218450.417 99 5 218426.000 218463.882 0.02% 2.3 45s 916412 331235 218432.453 101 5 218426.000 218462.705 0.02% 2.3 50s 1019411 376343 cutoff 95 218426.000 218461.714 0.02% 2.3 55s 1123947 420622 218457.860 90 5 218426.000 218460.806 0.02% 2.3 60s 1228247 462733 218448.219 89 5 218426.000 218460.004 0.02% 2.3 65s 1332667 503044 218437.412 124 5 218426.000 218459.273 0.02% 2.3 70s 1436309 541321 218442.625 99 5 218426.000 218458.601 0.01% 2.3 75s 1540696 578404 cutoff 106 218426.000 218457.990 0.01% 2.3 80s 1646054 614163 218431.175 96 5 218426.000 218457.409 0.01% 2.3 85s 1751449 648832 218435.651 102 5 218426.000 218456.856 0.01% 2.3 90s H1775147 642009 218428.00000 218456.736 0.01% 2.3 91s 1855178 664351 218443.139 101 5 218428.000 218456.327 0.01% 2.3 95s 1960079 692418 218436.955 99 5 218428.000 218455.798 0.01% 2.3 100s 2066149 716975 218449.784 94 5 218428.000 218455.276 0.01% 2.3 105s 2171614 740052 cutoff 101 218428.000 218454.785 0.01% 2.3 110s 2277333 761286 218444.879 90 5 218428.000 218454.328 0.01% 2.3 115s 2383024 781320 218439.086 90 5 218428.000 218453.877 0.01% 2.3 120s 2489009 800366 218441.904 97 5 218428.000 218453.449 0.01% 2.3 125s 2594601 818144 cutoff 110 218428.000 218453.032 0.01% 2.3 130s 2701678 834734 218443.324 89 5 218428.000 218452.627 0.01% 2.3 135s 2807626 849208 218437.118 102 5 218428.000 218452.234 0.01% 2.3 140s 2914988 863257 cutoff 96 218428.000 218451.842 0.01% 2.3 145s 3022091 875836 cutoff 92 218428.000 218451.462 0.01% 2.3 150s 3128467 887248 218450.546 92 5 218428.000 218451.093 0.01% 2.3 155s 3235613 897618 218435.751 93 5 218428.000 218450.742 0.01% 2.3 160s 3343093 905743 218450.391 93 5 218428.000 218450.391 0.01% 2.3 165s 3450729 913559 218447.052 102 5 218428.000 218450.048 0.01% 2.3 170s Cutting planes: Gomory: 7 Cover: 1 MIR: 5 Explored 3515535 nodes (8117075 simplex iterations) in 173.04 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.184280000000e+05, best bound 2.184490000000e+05, gap 0.0096%