Gurobi 5.0.1 (linux64) logging started Fri Nov 16 17:36:38 2012 Optimize a model with 161 rows, 756 columns and 1105 nonzeros Presolve removed 22 rows and 542 columns Presolve time: 0.00s Presolved: 139 rows, 214 columns, 553 nonzeros Variable types: 0 continuous, 214 integer (214 binary) Found heuristic solution: objective 27.0000000 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%