Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:43:28 2013 Optimize a model with 120 rows, 310 columns and 705 nonzeros Presolve removed 20 rows and 15 columns Presolve time: 0.00s Presolved: 100 rows, 295 columns, 650 nonzeros Variable types: 275 continuous, 20 integer (20 binary) Root relaxation: objective 1.204447e+04, 55 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 12044.4669 0 1 - 12044.4669 - - 0s H 0 0 12096.075377 12044.4669 0.43% - 0s Explored 0 nodes (55 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.209607537749e+04, best bound 1.209607537749e+04, gap 0.0%