Gurobi 5.0.1 (linux64) logging started Mon Feb 4 16:00:36 2013 Optimize a model with 7 rows, 9 columns and 18 nonzeros Presolve removed 6 rows and 6 columns Presolve time: 0.00s Presolved: 1 rows, 3 columns, 3 nonzeros Variable types: 1 continuous, 2 integer (2 binary) Found heuristic solution: objective 189.0000000 Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.890000000000e+02, best bound 1.890000000000e+02, gap 0.0%