Gurobi 5.0.1 (linux64) logging started Fri Nov 16 17:39:05 2012 Optimize a model with 2262 rows, 5402 columns and 11824 nonzeros Presolve removed 29 rows and 1973 columns Presolve time: 0.11s Presolved: 2233 rows, 3429 columns, 9791 nonzeros Variable types: 0 continuous, 3429 integer (3429 binary) Found heuristic solution: objective 73.0000000 Found heuristic solution: objective 2.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.12 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%