Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:07 2013 Optimize a model with 46 rows, 172 columns and 340 nonzeros Presolve time: 0.00s Presolved: 46 rows, 172 columns, 340 nonzeros Variable types: 168 continuous, 4 integer (4 binary) Root relaxation: objective 6.137000e+03, 11 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 6137.00000 0 1 - 6137.00000 - - 0s H 0 0 6143.0000000 6137.00000 0.10% - 0s Explored 0 nodes (11 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 6.143000000000e+03, best bound 6.143000000000e+03, gap 0.0%