Gurobi 5.0.1 (linux64) logging started Fri Nov 16 17:57:23 2012 Optimize a model with 6419 rows, 11556 columns and 30279 nonzeros Presolve removed 2 rows and 2 columns Presolve time: 0.14s Presolved: 6524 rows, 11554 columns, 41608 nonzeros Variable types: 0 continuous, 11554 integer (11554 binary) Found heuristic solution: objective 107.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.16 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%