Gurobi 5.0.1 (linux64) logging started Fri Nov 16 01:06:18 2012 Optimize a model with 559 rows, 182 columns and 1807 nonzeros Presolve removed 416 rows and 0 columns Presolve time: 0.00s Presolved: 143 rows, 182 columns, 884 nonzeros Variable types: 0 continuous, 182 integer (182 binary) Found heuristic solution: objective 9.0000000 Root relaxation: objective 5.000000e+00, 127 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 5.0000000 5.00000 0.0% - 0s Explored 0 nodes (127 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%