Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:21:40 2012 Optimize a model with 89 rows, 305 columns and 305 nonzeros Model has 176 quadratic constraints Presolve removed 0 rows and 28 columns Presolve time: 1.03s Presolved: 89 rows, 277 columns, 277 nonzeros Variable types: 176 continuous, 101 integer (100 binary) Root relaxation: objective 0.000000e+00, 33 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 35.0000000 - - - 1s 0 0 0.00000 0 2 35.00000 0.00000 100% - 1s 0 0 0.00000 0 14 35.00000 0.00000 100% - 1s 0 0 0.00000 0 5 35.00000 0.00000 100% - 1s 0 2 0.00000 0 37 35.00000 0.00000 100% - 1s H 8 8 3.0000000 0.00000 100% 39.6 1s * 15 10 12 1.0000000 0.00000 100% 29.3 1s * 29 3 4 0.0000000 0.00000 0.0% 17.7 1s Cutting planes: Explored 30 nodes (1034 simplex iterations) in 1.07 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0%