Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:34:23 2012 Optimize a model with 265 rows, 294 columns and 954 nonzeros Presolve removed 0 rows and 26 columns Presolve time: 0.00s Presolved: 265 rows, 268 columns, 928 nonzeros Variable types: 0 continuous, 268 integer (267 binary) Found heuristic solution: objective 42.0000000 Root relaxation: objective 0.000000e+00, 174 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 98 42.00000 0.00000 100% - 0s H 0 0 34.0000000 0.00000 100% - 0s H 0 0 32.0000000 0.00000 100% - 0s H 0 0 28.0000000 0.00000 100% - 0s H 0 0 25.0000000 0.00000 100% - 0s 0 0 0.00000 0 104 25.00000 0.00000 100% - 0s H 0 0 15.0000000 0.00000 100% - 0s 0 0 0.00000 0 98 15.00000 0.00000 100% - 0s H 0 0 9.0000000 0.00000 100% - 0s H 0 0 8.0000000 0.00000 100% - 0s 0 0 0.00000 0 98 8.00000 0.00000 100% - 0s H 0 0 7.0000000 0.00000 100% - 0s H 0 0 4.0000000 0.00000 100% - 0s 0 0 0.00000 0 98 4.00000 0.00000 100% - 0s H 0 0 3.0000000 0.00000 100% - 0s 0 0 0.00000 0 98 3.00000 0.00000 100% - 0s 0 0 0.00000 0 98 3.00000 0.00000 100% - 0s 0 0 0.00000 0 98 3.00000 0.00000 100% - 0s 0 2 0.00000 0 98 3.00000 0.00000 100% - 0s * 47 7 9 2.0000000 1.00000 50.0% 13.3 0s Cutting planes: Zero half: 1 Explored 55 nodes (3003 simplex iterations) in 0.14 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%