Gurobi 5.0.1 (linux64) logging started Sun Dec 9 21:45:06 2012 Optimize a model with 5970 rows, 5940 columns and 22642 nonzeros Presolve removed 389 rows and 68 columns Presolve time: 0.03s Presolved: 5581 rows, 5872 columns, 21819 nonzeros Variable types: 5523 continuous, 349 integer (349 binary) Root relaxation: objective 1.159131e+05, 513 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 115913.081 0 5 - 115913.081 - - 0s H 0 0 116940.00000 115913.081 0.88% - 0s H 0 0 116182.00000 115913.081 0.23% - 0s 0 0 115918.793 0 10 116182.000 115918.793 0.23% - 0s 0 0 115918.793 0 5 116182.000 115918.793 0.23% - 0s 0 0 115918.793 0 10 116182.000 115918.793 0.23% - 0s 0 0 115919.537 0 14 116182.000 115919.537 0.23% - 0s 0 0 115919.626 0 15 116182.000 115919.626 0.23% - 0s 0 2 115921.915 0 15 116182.000 115921.915 0.22% - 0s * 18 13 14 116067.00000 115962.518 0.09% 3.4 0s * 49 18 19 116026.00000 115970.501 0.05% 3.0 0s * 85 22 9 116024.00000 115988.684 0.03% 3.0 0s * 113 6 16 116002.00000 115992.012 0.01% 2.8 0s Cutting planes: Gomory: 2 Flow cover: 4 Explored 114 nodes (1265 simplex iterations) in 0.39 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.160020000000e+05, best bound 1.159920119054e+05, gap 0.0086%