Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:57:07 2013 Optimize a model with 14134 rows, 13764 columns and 54834 nonzeros Presolve removed 37 rows and 0 columns Presolve time: 0.06s Presolved: 14097 rows, 13764 columns, 54797 nonzeros Variable types: 13727 continuous, 37 integer (37 binary) Root relaxation: objective 3.271416e+04, 1893 iterations, 0.27 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 32714.1612 0 24 - 32714.1612 - - 0s H 0 0 38462.000000 32714.1612 14.9% - 0s 0 0 35872.6658 0 4 38462.0000 35872.6658 6.73% - 0s H 0 0 37351.665016 35872.6658 3.96% - 0s H 0 0 36622.000000 35872.6658 2.05% - 0s 0 0 35932.4102 0 5 36622.0000 35932.4102 1.88% - 0s H 0 0 36397.000000 35932.4102 1.28% - 0s H 0 0 35937.000000 35932.4102 0.01% - 0s 0 0 cutoff 0 35937.0000 35937.0000 0.0% - 1s Cutting planes: Implied bound: 27 Explored 0 nodes (2799 simplex iterations) in 1.03 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.593700000000e+04, best bound 3.593700000000e+04, gap 0.0%