Gurobi 5.0.1 (linux64) logging started Fri Nov 16 20:09:46 2012 Optimize a model with 10639 rows, 17822 columns and 49075 nonzeros Presolve removed 46 rows and 5854 columns Presolve time: 0.18s Presolved: 10593 rows, 11968 columns, 43063 nonzeros Variable types: 0 continuous, 11968 integer (11968 binary) Found heuristic solution: objective 133.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.20 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%