Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:10:30 2012 Optimize a model with 1187 rows, 1122 columns and 4519 nonzeros Presolve removed 137 rows and 101 columns Presolve time: 0.05s Presolved: 1050 rows, 1021 columns, 4026 nonzeros Variable types: 0 continuous, 1021 integer (1021 binary) Found heuristic solution: objective 33.0000000 Root relaxation: objective 3.000000e+00, 825 iterations, 0.01 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 (1812 simplex iterations) in 0.10 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%