Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:37:35 2012 Optimize a model with 27 rows, 28 columns and 93 nonzeros Presolve removed 0 rows and 2 columns Presolve time: 0.00s Presolved: 27 rows, 26 columns, 91 nonzeros Variable types: 0 continuous, 26 integer (25 binary) Found heuristic solution: objective 5.0000000 Root relaxation: objective 0.000000e+00, 14 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 12 5.00000 0.00000 100% - 0s H 0 0 3.0000000 0.00000 100% - 0s 0 0 0.29412 0 13 3.00000 0.29412 90.2% - 0s 0 0 1.00000 0 14 3.00000 1.00000 66.7% - 0s 0 0 1.00000 0 14 3.00000 1.00000 66.7% - 0s * 0 0 0 1.0000000 1.00000 0.0% - 0s Cutting planes: Gomory: 1 Zero half: 2 Explored 0 nodes (64 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+00, best bound 1.000000000000e+00, gap 0.0%