Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:09:55 2012 Optimize a model with 209 rows, 462 columns and 985 nonzeros Presolve removed 9 rows and 149 columns Presolve time: 0.00s Presolved: 200 rows, 313 columns, 818 nonzeros Variable types: 0 continuous, 313 integer (313 binary) Found heuristic solution: objective 21.0000000 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%