Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:19:49 2013 Optimize a model with 700 rows, 25250 columns and 50500 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.03s Presolved: 800 rows, 25300 columns, 50650 nonzeros Variable types: 25200 continuous, 100 integer (100 binary) Root relaxation: objective 1.650739e+05, 2114 iterations, 0.06 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 165073.856 0 4 - 165073.856 - - 0s H 0 0 168434.32386 165073.856 2.00% - 0s 0 0 165203.867 0 6 168434.324 165203.867 1.92% - 0s 0 0 165280.859 0 4 168434.324 165280.859 1.87% - 0s 0 0 165334.007 0 4 168434.324 165334.007 1.84% - 0s 0 0 165348.825 0 4 168434.324 165348.825 1.83% - 0s 0 0 165366.471 0 4 168434.324 165366.471 1.82% - 0s 0 0 165371.501 0 4 168434.324 165371.501 1.82% - 0s 0 0 165372.241 0 4 168434.324 165372.241 1.82% - 0s 0 0 165373.502 0 4 168434.324 165373.502 1.82% - 0s 0 0 165375.064 0 4 168434.324 165375.064 1.82% - 0s 0 0 165375.064 0 4 168434.324 165375.064 1.82% - 0s 0 0 165375.328 0 4 168434.324 165375.328 1.82% - 0s 0 0 165375.604 0 4 168434.324 165375.604 1.82% - 0s 0 0 165375.699 0 4 168434.324 165375.699 1.82% - 0s 0 0 165375.754 0 4 168434.324 165375.754 1.82% - 1s 0 0 165375.773 0 4 168434.324 165375.773 1.82% - 1s 0 0 165375.843 0 4 168434.324 165375.843 1.82% - 1s 0 0 165375.861 0 4 168434.324 165375.861 1.82% - 1s 0 0 165375.861 0 4 168434.324 165375.861 1.82% - 1s 0 2 165376.327 0 4 168434.324 165376.327 1.82% - 1s * 7 4 7 165600.16715 165488.997 0.07% 49.9 1s Cutting planes: Flow cover: 18 Explored 11 nodes (3636 simplex iterations) in 1.69 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.656001671541e+05, best bound 1.656001671541e+05, gap 0.0%