Gurobi 5.0.1 (linux64) logging started Wed Apr 24 09:28:20 2013 Optimize a model with 1089 rows, 98109 columns and 196119 nonzeros Presolve time: 0.17s Presolved: 1089 rows, 98109 columns, 196119 nonzeros Variable types: 98010 continuous, 99 integer (99 binary) Root relaxation: objective 1.389393e+05, 3963 iterations, 0.18 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 138939.275 0 6 - 138939.275 - - 0s H 0 0 149684.00000 138939.275 7.18% - 0s 0 0 139325.822 0 4 149684.000 139325.822 6.92% - 0s H 0 0 147010.44164 139325.822 5.23% - 0s H 0 0 145682.00000 139325.822 4.36% - 1s 0 0 139455.286 0 4 145682.000 139455.286 4.27% - 1s 0 0 139476.740 0 3 145682.000 139476.740 4.26% - 1s H 0 0 145397.00000 139476.740 4.07% - 1s 0 0 139487.312 0 5 145397.000 139487.312 4.06% - 1s 0 0 139503.994 0 4 145397.000 139503.994 4.05% - 1s 0 0 139504.104 0 4 145397.000 139504.104 4.05% - 1s 0 0 139508.659 0 3 145397.000 139508.659 4.05% - 2s 0 0 139510.283 0 3 145397.000 139510.283 4.05% - 2s 0 0 139512.422 0 3 145397.000 139512.422 4.05% - 2s 0 0 139512.422 0 3 145397.000 139512.422 4.05% - 2s 0 0 139512.422 0 3 145397.000 139512.422 4.05% - 2s H 0 0 141709.00000 139512.422 1.55% - 3s 0 0 139512.422 0 6 141709.000 139512.422 1.55% - 3s 0 0 139512.422 0 4 141709.000 139512.422 1.55% - 4s 0 0 139512.422 0 4 141709.000 139512.422 1.55% - 4s 0 0 139512.422 0 3 141709.000 139512.422 1.55% - 4s 0 0 139512.422 0 5 141709.000 139512.422 1.55% - 4s 0 0 139512.422 0 4 141709.000 139512.422 1.55% - 4s 0 0 139512.422 0 4 141709.000 139512.422 1.55% - 4s 0 0 139512.422 0 3 141709.000 139512.422 1.55% - 5s 0 0 139512.422 0 3 141709.000 139512.422 1.55% - 5s 0 0 139512.422 0 3 141709.000 139512.422 1.55% - 5s 0 0 139512.422 0 3 141709.000 139512.422 1.55% - 5s 0 0 139512.422 0 3 141709.000 139512.422 1.55% - 5s 0 0 139512.422 0 3 141709.000 139512.422 1.55% - 5s 0 2 139519.618 0 3 141709.000 139519.618 1.54% - 6s * 6 3 6 139633.00000 139595.537 0.03% 49.2 6s Cutting planes: Implied bound: 117 Flow cover: 2 Explored 9 nodes (8821 simplex iterations) in 6.67 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.396330000000e+05, best bound 1.396330000000e+05, gap 0.0%