Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:09:53 2012 Optimize a model with 299 rows, 420 columns and 1218 nonzeros Presolve removed 7 rows and 102 columns Presolve time: 0.01s Presolved: 292 rows, 318 columns, 1088 nonzeros Variable types: 0 continuous, 318 integer (318 binary) Found heuristic solution: objective 20.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.01 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%