Gurobi 5.0.1 (linux64) logging started Tue Nov 20 15:55:49 2012 Optimize a model with 290 rows, 244 columns and 580 nonzeros Presolve removed 284 rows and 238 columns Presolve time: 0.00s Presolved: 6 rows, 6 columns, 12 nonzeros Variable types: 0 continuous, 6 integer (6 binary) Found heuristic solution: objective 142.0000000 Root relaxation: cutoff, 3 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 142.00000 142.99986 0.70% - 0s Explored 0 nodes (3 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.420000000000e+02, best bound 1.420000000000e+02, gap 0.0%