Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:43:25 2013 Optimize a model with 48 rows, 64 columns and 162 nonzeros Presolve removed 47 rows and 51 columns Presolve time: 0.00s Presolved: 1 rows, 13 columns, 13 nonzeros Variable types: 13 continuous, 0 integer (0 binary) Root relaxation: objective 5.503582e+03, 1 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 5503.5817925 5503.58179 0.0% - 0s Explored 0 nodes (1 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.503581792463e+03, best bound 5.503581792463e+03, gap 0.0%