Gurobi 5.0.1 (linux64) logging started Fri Nov 16 03:08:11 2012 Optimize a model with 1323 rows, 756 columns and 4617 nonzeros Presolve removed 216 rows and 0 columns Presolve time: 0.02s Presolved: 1107 rows, 756 columns, 4104 nonzeros Variable types: 0 continuous, 756 integer (756 binary) Found heuristic solution: objective 17.0000000 Found heuristic solution: objective 3.0000000 Root relaxation: cutoff, 1162 iterations, 0.03 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 (1162 simplex iterations) in 0.06 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%