Gurobi 5.0.1 (linux64) logging started Tue Nov 20 15:55:44 2012 Optimize a model with 257 rows, 221 columns and 514 nonzeros Presolve removed 257 rows and 221 columns Presolve time: 0.00s 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 1.280000000000e+02, best bound 1.280000000000e+02, gap 0.0%