Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:10:10 2012 Optimize a model with 898 rows, 870 columns and 3420 nonzeros Presolve removed 4 rows and 60 columns Presolve time: 0.04s Presolved: 894 rows, 810 columns, 3300 nonzeros Variable types: 0 continuous, 810 integer (810 binary) Found heuristic solution: objective 29.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.04 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%