Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:10:04 2012 Optimize a model with 593 rows, 756 columns and 2401 nonzeros Presolve removed 7 rows and 137 columns Presolve time: 0.02s Presolved: 586 rows, 619 columns, 2222 nonzeros Variable types: 0 continuous, 619 integer (619 binary) Found heuristic solution: objective 27.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.000000000000e+00, best bound 2.000000000000e+00, gap 0.0%