Gurobi 5.0.1 (linux64) logging started Mon Nov 19 06:43:11 2012 Optimize a model with 186 rows, 27 columns and 372 nonzeros Presolve removed 124 rows and 0 columns Presolve time: 0.00s Presolved: 62 rows, 27 columns, 291 nonzeros Variable types: 0 continuous, 27 integer (27 binary) Found heuristic solution: objective 5.0000000 Root relaxation: objective 6.000000e+00, 32 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 6.0000000 6.00000 0.0% - 0s Explored 0 nodes (32 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%