Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:12:40 2012 Optimize a model with 139 rows, 125 columns and 470 nonzeros Presolve time: 0.00s Presolved: 139 rows, 125 columns, 470 nonzeros Variable types: 0 continuous, 125 integer (125 binary) Found heuristic solution: objective 29.0000000 Root relaxation: objective 0.000000e+00, 78 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 51 29.00000 0.00000 100% - 0s H 0 0 22.0000000 0.00000 100% - 0s H 0 0 20.0000000 0.00000 100% - 0s 0 0 0.51863 0 52 20.00000 0.51863 97.4% - 0s H 0 0 15.0000000 0.51863 96.5% - 0s H 0 0 13.0000000 0.51863 96.0% - 0s 0 0 1.22923 0 54 13.00000 1.22923 90.5% - 0s H 0 0 8.0000000 1.22923 84.6% - 0s 0 0 1.40140 0 55 8.00000 1.40140 82.5% - 0s 0 0 1.40844 0 56 8.00000 1.40844 82.4% - 0s 0 0 1.40844 0 56 8.00000 1.40844 82.4% - 0s 0 2 1.50300 0 56 8.00000 1.50300 81.2% - 0s * 7 7 5 5.0000000 2.25405 54.9% 26.6 0s Cutting planes: Gomory: 4 Zero half: 4 Explored 21 nodes (1044 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%