Gurobi 5.0.1 (linux64) logging started Tue Apr 23 22:02:07 2013 Optimize a model with 66 rows, 816 columns and 1616 nonzeros Presolve removed 0 rows and 1 columns Presolve time: 0.00s Presolved: 66 rows, 815 columns, 1615 nonzeros Variable types: 800 continuous, 15 integer (15 binary) Root relaxation: objective 9.021752e+05, 16 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 902175.204 0 15 - 902175.204 - - 0s H 0 0 1100470.1875 902175.204 18.0% - 0s H 0 0 1073371.3375 902175.204 15.9% - 0s 0 0 992387.144 0 7 1073371.34 992387.144 7.54% - 0s 0 0 1005664.95 0 7 1073371.34 1005664.95 6.31% - 0s 0 0 1009482.73 0 6 1073371.34 1009482.73 5.95% - 0s H 0 0 1069071.7968 1009482.73 5.57% - 0s 0 0 1012744.47 0 2 1069071.80 1012744.47 5.27% - 0s H 0 0 1030043.2159 1012744.47 1.68% - 0s 0 0 1012851.85 0 2 1030043.22 1012851.85 1.67% - 0s H 0 0 1023874.6476 1012851.85 1.08% - 0s H 0 0 1014099.6125 1012851.85 0.12% - 0s 0 1 1013381.99 0 7 1014099.61 1013381.99 0.07% - 0s * 5 1 4 1014062.0500 1013935.99 0.01% 1.8 0s Cutting planes: Implied bound: 63 Flow cover: 3 Explored 8 nodes (113 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.014062050000e+06, best bound 1.014062050000e+06, gap 0.0%