Gurobi 5.0.1 (linux64) logging started Fri Nov 16 17:40:27 2012

Optimize a model with 3191 rows, 7140 columns and 16294 nonzeros
Presolve removed 35 rows and 2774 columns
Presolve time: 0.11s
Presolved: 3156 rows, 4366 columns, 13446 nonzeros
Variable types: 0 continuous, 4366 integer (4366 binary)
Found heuristic solution: objective 84.0000000
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%