Gurobi 5.0.1 (linux64) logging started Fri Nov 16 19:43:51 2012 Optimize a model with 10919 rows, 17030 columns and 49138 nonzeros Presolve removed 37 rows and 4552 columns Presolve time: 0.19s Presolved: 10882 rows, 12478 columns, 44420 nonzeros Variable types: 0 continuous, 12478 integer (12478 binary) Found heuristic solution: objective 130.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.21 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%