Gurobi 5.0.1 (linux64) logging started Fri Nov 16 18:56:20 2012 Optimize a model with 8874 rows, 15750 columns and 41748 nonzeros Presolve removed 40 rows and 4752 columns Presolve time: 0.14s Presolved: 8834 rows, 10998 columns, 36856 nonzeros Variable types: 0 continuous, 10998 integer (10998 binary) Found heuristic solution: objective 125.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.16 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%