Gurobi 5.0.1 (linux64) logging started Mon Nov 19 06:43:12 2012 Optimize a model with 314 rows, 35 columns and 628 nonzeros Presolve removed 228 rows and 0 columns Presolve time: 0.00s Presolved: 86 rows, 35 columns, 448 nonzeros Variable types: 0 continuous, 35 integer (35 binary) Found heuristic solution: objective 6.0000000 Root relaxation: objective 7.083333e+00, 36 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 7.08333 0 21 6.00000 7.08333 18.1% - 0s H 0 0 7.0000000 7.08333 1.19% - 0s Explored 0 nodes (36 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 7.000000000000e+00, best bound 7.000000000000e+00, gap 0.0%