Gurobi 5.0.1 (linux64) logging started Wed Dec 19 14:01:18 2012 Optimize a model with 482 rows, 441 columns and 2652 nonzeros Presolve removed 187 rows and 252 columns Presolve time: 0.01s Presolved: 295 rows, 189 columns, 2266 nonzeros Variable types: 20 continuous, 169 integer (169 binary) Root relaxation: objective 2.440000e+02, 85 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 244.0000000 244.00000 0.0% - 0s Explored 0 nodes (117 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.440000000000e+02, best bound 2.440000000000e+02, gap 0.0%