Gurobi 5.0.1 (linux64) logging started Mon Nov 19 06:43:11 2012 Optimize a model with 196 rows, 29 columns and 392 nonzeros Presolve removed 129 rows and 0 columns Presolve time: 0.00s Presolved: 67 rows, 29 columns, 293 nonzeros Variable types: 0 continuous, 29 integer (29 binary) Found heuristic solution: objective 4.0000000 Found heuristic solution: objective 5.0000000 Root relaxation: objective 6.333333e+00, 39 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 6.33333 0 22 5.00000 6.33333 26.7% - 0s H 0 0 6.0000000 6.33333 5.56% - 0s Explored 0 nodes (63 simplex iterations) in 0.01 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%