Gurobi 5.0.1 (linux64) logging started Fri Nov 16 17:52:32 2012 Optimize a model with 5870 rows, 10712 columns and 27808 nonzeros Presolve removed 36 rows and 3504 columns Presolve time: 0.13s Presolved: 5834 rows, 7208 columns, 24192 nonzeros Variable types: 0 continuous, 7208 integer (7208 binary) Found heuristic solution: objective 103.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.15 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%