Gurobi 5.0.1 (linux64) logging started Fri Nov 16 18:19:35 2012 Optimize a model with 9960 rows, 14520 columns and 43920 nonzeros Presolve removed 267 rows and 3240 columns Presolve time: 0.18s Presolved: 9693 rows, 11280 columns, 40080 nonzeros Variable types: 0 continuous, 11280 integer (11280 binary) Found heuristic solution: objective 35.0000000 Root relaxation: objective 3.000000e+00, 11215 iterations, 0.47 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% - 0s Explored 0 nodes (14134 simplex iterations) in 0.92 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%