Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:52:09 2012 Optimize a model with 47 rows, 32 columns and 147 nonzeros Presolve time: 0.00s Presolved: 47 rows, 32 columns, 147 nonzeros Variable types: 0 continuous, 32 integer (32 binary) Found heuristic solution: objective 14.0000000 Found heuristic solution: objective 11.0000000 Root relaxation: objective 0.000000e+00, 13 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 11.00000 0.00000 100% - 0s 0 0 0.96296 0 11 11.00000 0.96296 91.2% - 0s H 0 0 10.0000000 0.96296 90.4% - 0s 0 0 1.14620 0 15 10.00000 1.14620 88.5% - 0s 0 0 1.26144 0 16 10.00000 1.26144 87.4% - 0s 0 0 1.26144 0 16 10.00000 1.26144 87.4% - 0s 0 0 1.26144 0 16 10.00000 1.26144 87.4% - 0s 0 2 1.28148 0 16 10.00000 1.28148 87.2% - 0s Cutting planes: Gomory: 1 Mod-K: 5 Explored 11 nodes (145 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+01, best bound 1.000000000000e+01, gap 0.0%