Gurobi 5.0.1 (linux64) logging started Wed Apr 24 07:44:39 2013 Optimize a model with 1045 rows, 90345 columns and 180595 nonzeros Presolve time: 0.15s Presolved: 1045 rows, 90345 columns, 180595 nonzeros Variable types: 90250 continuous, 95 integer (95 binary) Root relaxation: objective 1.189867e+05, 3008 iterations, 0.13 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 118986.704 0 6 - 118986.704 - - 0s H 0 0 127216.00000 118986.704 6.47% - 0s 0 0 119404.734 0 5 127216.000 119404.734 6.14% - 0s H 0 0 127093.06796 119404.734 6.05% - 0s H 0 0 126427.00000 119404.734 5.55% - 0s 0 0 119442.282 0 4 126427.000 119442.282 5.52% - 1s 0 0 119465.462 0 4 126427.000 119465.462 5.51% - 1s H 0 0 126362.00000 119465.462 5.46% - 1s 0 0 119472.302 0 4 126362.000 119472.302 5.45% - 1s 0 0 119476.589 0 4 126362.000 119476.589 5.45% - 1s H 0 0 126339.00000 119476.589 5.43% - 1s 0 0 119478.761 0 4 126339.000 119478.761 5.43% - 1s 0 2 119502.057 0 4 126339.000 119502.057 5.41% - 2s H 1 1 123349.80622 119502.057 3.12% 0.0 2s H 2 2 122579.97172 119553.205 2.47% 57.5 2s H 6 6 121836.00000 119553.205 1.87% 98.5 2s H 7 7 120956.00000 119553.205 1.16% 88.9 2s H 9 5 119875.00000 119553.205 0.27% 72.0 2s * 12 3 11 119843.00000 119553.205 0.24% 59.5 2s * 22 4 7 119830.00000 119635.847 0.16% 74.1 3s Cutting planes: Implied bound: 115 Flow cover: 4 Explored 27 nodes (5490 simplex iterations) in 3.37 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.198300000000e+05, best bound 1.198300000000e+05, gap 0.0%