Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:46:20 2013 Optimize a model with 232 rows, 446 columns and 1490 nonzeros Presolve removed 153 rows and 286 columns Presolve time: 0.01s Presolved: 79 rows, 160 columns, 460 nonzeros Variable types: 91 continuous, 69 integer (69 binary) Root relaxation: objective 5.806081e+03, 9 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 5806.08115 0 2 - 5806.08115 - - 0s 0 0 5807.47063 0 2 - 5807.47063 - - 0s 0 0 5807.61790 0 2 - 5807.61790 - - 0s 0 0 5807.76235 0 2 - 5807.76235 - - 0s 0 0 5807.90409 0 2 - 5807.90409 - - 0s 0 0 5808.04322 0 2 - 5808.04322 - - 0s 0 0 5808.17983 0 2 - 5808.17983 - - 0s 0 0 5808.31400 0 2 - 5808.31400 - - 0s 0 0 5808.44582 0 2 - 5808.44582 - - 0s 0 0 5808.57537 0 2 - 5808.57537 - - 0s 0 0 5808.70273 0 2 - 5808.70273 - - 0s 0 0 5808.82796 0 2 - 5808.82796 - - 0s 0 0 5808.95112 0 2 - 5808.95112 - - 0s 0 0 5809.07230 0 2 - 5809.07230 - - 0s 0 0 5809.19154 0 2 - 5809.19154 - - 0s 0 0 5809.30891 0 2 - 5809.30891 - - 0s 0 0 5809.42446 0 2 - 5809.42446 - - 0s 0 0 5809.53825 0 2 - 5809.53825 - - 0s 0 0 5809.65032 0 2 - 5809.65032 - - 0s 0 0 5809.76073 0 2 - 5809.76073 - - 0s 0 0 5809.86953 0 2 - 5809.86953 - - 0s 0 0 5809.97675 0 2 - 5809.97675 - - 0s 0 0 5810.08244 0 2 - 5810.08244 - - 0s 0 0 5812.32553 0 1 - 5812.32553 - - 0s H 0 0 5812.3255371 5812.32553 0.00% - 0s Explored 0 nodes (105 simplex iterations) in 0.05 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.812325537147e+03, best bound 5.812325527333e+03, gap 0.0000%