Gurobi 5.0.1 (linux64) logging started Fri Nov 16 03:08:08 2012 Optimize a model with 962 rows, 702 columns and 3484 nonzeros Presolve removed 54 rows and 52 columns Presolve time: 0.01s Presolved: 908 rows, 650 columns, 3302 nonzeros Variable types: 0 continuous, 650 integer (650 binary) Found heuristic solution: objective 13.0000000 Found heuristic solution: objective 3.0000000 Root relaxation: cutoff, 1550 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 3.00000 2.00000 33.3% - 0s Explored 0 nodes (1550 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%