Gurobi 5.0.1 (linux64) logging started Mon Nov 19 06:43:09 2012 Optimize a model with 50 rows, 16 columns and 100 nonzeros Presolve removed 31 rows and 2 columns Presolve time: 0.00s Presolved: 19 rows, 14 columns, 52 nonzeros Variable types: 0 continuous, 14 integer (14 binary) Found heuristic solution: objective 6.0000000 Root relaxation: cutoff, 8 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 6.00000 6.99999 16.7% - 0s Explored 0 nodes (8 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 6.000000000000e+00, best bound 6.000000000000e+00, gap 0.0%