Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:40 2013 Optimize a model with 646 rows, 567 columns and 2226 nonzeros Presolve removed 7 rows and 0 columns Presolve time: 0.00s Presolved: 639 rows, 567 columns, 2219 nonzeros Variable types: 560 continuous, 7 integer (7 binary) Root relaxation: objective 1.190096e+04, 103 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 11900.9608 0 3 - 11900.9608 - - 0s H 0 0 12039.000000 11900.9608 1.15% - 0s * 0 0 0 11969.000000 11969.0000 0.0% - 0s Cutting planes: Gomory: 2 Implied bound: 3 Explored 0 nodes (127 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.196900000000e+04, best bound 1.196900000000e+04, gap 0.0%