Gurobi 5.0.1 (linux64) logging started Mon Feb 4 16:00:38 2013 Optimize a model with 14 rows, 16 columns and 40 nonzeros Presolve removed 13 rows and 12 columns Presolve time: 0.00s Presolved: 1 rows, 4 columns, 4 nonzeros Variable types: 1 continuous, 3 integer (3 binary) Found heuristic solution: objective 220.0000000 Root relaxation: objective 2.166522e+02, 1 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 216.65217 0 1 220.00000 216.65217 1.52% - 0s Explored 0 nodes (1 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.200000000000e+02, best bound 2.200000000000e+02, gap 0.0%