Gurobi 5.0.1 (linux64) logging started Fri Nov 16 18:22:49 2012 Optimize a model with 10319 rows, 14520 columns and 44878 nonzeros Presolve removed 271 rows and 3482 columns Presolve time: 0.18s Presolved: 10048 rows, 11038 columns, 40630 nonzeros Variable types: 0 continuous, 11038 integer (11038 binary) Found heuristic solution: objective 120.0000000 Root relaxation: objective 3.000000e+00, 6631 iterations, 0.33 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 3.0000000 3.00000 0.0% - 2s Explored 0 nodes (17514 simplex iterations) in 2.87 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%