Gurobi 5.0.1 (linux64) logging started Tue Nov 20 15:55:45 2012 Optimize a model with 268 rows, 228 columns and 536 nonzeros Presolve removed 255 rows and 217 columns Presolve time: 0.00s Presolved: 13 rows, 11 columns, 26 nonzeros Variable types: 0 continuous, 11 integer (11 binary) Found heuristic solution: objective 129.0000000 Root relaxation: cutoff, 10 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 129.00000 129.99987 0.78% - 0s Explored 0 nodes (10 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.290000000000e+02, best bound 1.290000000000e+02, gap 0.0%