Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:17 2013 Optimize a model with 26 rows, 146 columns and 933 nonzeros Presolve removed 12 rows and 40 columns Presolve time: 0.00s Presolved: 14 rows, 106 columns, 810 nonzeros Variable types: 100 continuous, 6 integer (6 binary) Found heuristic solution: objective 3292.3234963 Root relaxation: objective 3.292313e+03, 7 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 3292.31267 0 1 3292.32350 3292.31267 0.00% - 0s Explored 0 nodes (7 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.292323496317e+03, best bound 3.292312667190e+03, gap 0.0003%