Gurobi 5.0.1 (linux64) logging started Fri Nov 16 18:13:19 2012 Optimize a model with 8259 rows, 14042 columns and 38230 nonzeros Presolve removed 40 rows and 4486 columns Presolve time: 0.16s Presolved: 8219 rows, 9556 columns, 33606 nonzeros Variable types: 0 continuous, 9556 integer (9556 binary) Found heuristic solution: objective 118.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.18 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%