Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:14:10 2012 Optimize a model with 1 rows, 62 columns and 62 nonzeros Model has 24 quadratic objective terms Presolve removed 0 rows and 28 columns Presolve time: 0.00s Presolved: 25 rows, 58 columns, 106 nonzeros Variable types: 0 continuous, 58 integer (57 binary) Found heuristic solution: objective 1.0000000 Root relaxation: objective 0.000000e+00, 26 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 3 1.00000 0.00000 100% - 0s * 0 0 0 0.0000000 0.00000 0.0% - 0s Cutting planes: Cover: 4 Clique: 54 Explored 0 nodes (36 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 7.993605777301e-15, best bound 0.000000000000e+00, gap 0.0%