Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:37:33 2012 Optimize a model with 25 rows, 26 columns and 86 nonzeros Presolve time: 0.00s Presolved: 25 rows, 26 columns, 86 nonzeros Variable types: 0 continuous, 26 integer (26 binary) Found heuristic solution: objective 7.0000000 Root relaxation: objective 0.000000e+00, 17 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 9 7.00000 0.00000 100% - 0s H 0 0 2.0000000 0.00000 100% - 0s 0 0 0.14286 0 11 2.00000 0.14286 92.9% - 0s 0 0 0.66667 0 11 2.00000 0.66667 66.7% - 0s 0 0 0.66667 0 12 2.00000 0.66667 66.7% - 0s 0 0 0.66667 0 11 2.00000 0.66667 66.7% - 0s 0 2 0.66667 0 11 2.00000 0.66667 66.7% - 0s Cutting planes: Gomory: 2 Mod-K: 2 Explored 15 nodes (120 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.000000000000e+00, best bound 2.000000000000e+00, gap 0.0%