Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:15:34 2013 Optimize a model with 22 rows, 27 columns and 96 nonzeros Presolve removed 22 rows and 27 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 3.439398060933e+03, best bound 3.439398060933e+03, gap 0.0%