Gurobi 5.0.1 (linux64) logging started Fri Jan 18 05:26:34 2013 Optimize a model with 1032 rows, 2046 columns and 7090 nonzeros Presolve removed 26 rows and 462 columns Presolve time: 0.16s Presolved: 1006 rows, 1584 columns, 4730 nonzeros Variable types: 1019 continuous, 565 integer (565 binary) Root relaxation: objective 5.738720e+03, 14 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 5738.71961 0 2 - 5738.71961 - - 0s 0 0 5739.10736 0 3 - 5739.10736 - - 0s 0 0 5751.23907 0 2 - 5751.23907 - - 0s 0 0 5753.69836 0 2 - 5753.69836 - - 0s 0 1 5753.70213 0 2 - 5753.70213 - - 0s * 3 3 13 5753.9380151 5753.93802 0.0% 1.3 0s Explored 3 nodes (136 simplex iterations) in 0.53 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.753938015070e+03, best bound 5.753938015070e+03, gap 0.0%