Gurobi 5.0.1 (linux64) logging started Tue Nov 20 15:55:42 2012 Optimize a model with 230 rows, 215 columns and 460 nonzeros Presolve removed 218 rows and 204 columns Presolve time: 0.00s Presolved: 12 rows, 11 columns, 24 nonzeros Variable types: 0 continuous, 11 integer (11 binary) Found heuristic solution: objective 126.0000000 Root relaxation: cutoff, 11 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 126.00000 126.99987 0.79% - 0s Explored 0 nodes (11 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.260000000000e+02, best bound 1.260000000000e+02, gap 0.0%