Gurobi 5.0.1 (linux64) logging started Fri Nov 16 17:37:24 2012 Optimize a model with 1059 rows, 2862 columns and 5775 nonzeros Presolve removed 28 rows and 1380 columns Presolve time: 0.08s Presolved: 1031 rows, 1482 columns, 4357 nonzeros Variable types: 0 continuous, 1482 integer (1482 binary) Found heuristic solution: objective 53.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.08 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%