Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:13:44 2012 Optimize a model with 1 rows, 52 columns and 52 nonzeros Model has 18 quadratic objective terms Presolve removed 0 rows and 22 columns Presolve time: 0.00s Presolved: 19 rows, 48 columns, 84 nonzeros Variable types: 0 continuous, 48 integer (47 binary) Found heuristic solution: objective 0.0000000 Root relaxation: cutoff, 20 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 0.00000 -1.00000 - - 0s Explored 0 nodes (20 simplex iterations) in 0.00 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%