Gurobi 5.0.1 (linux64) logging started Wed Apr 24 11:27:08 2013 Optimize a model with 1430 rows, 169130 columns and 338130 nonzeros Presolve time: 0.37s Presolved: 1430 rows, 169130 columns, 338130 nonzeros Variable types: 169000 continuous, 130 integer (130 binary) Root relaxation: objective 2.055704e+05, 6277 iterations, 0.39 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 205570.380 0 8 - 205570.380 - - 0s H 0 0 223595.00000 205570.380 8.06% - 1s 0 0 205793.789 0 8 223595.000 205793.789 7.96% - 2s 0 0 205842.863 0 8 223595.000 205842.863 7.94% - 2s 0 0 205859.909 0 6 223595.000 205859.909 7.93% - 2s H 0 0 221774.04935 205859.909 7.18% - 2s H 0 0 219183.00000 205859.909 6.08% - 2s 0 0 205867.604 0 7 219183.000 205867.604 6.08% - 3s 0 0 205871.433 0 6 219183.000 205871.433 6.07% - 3s H 0 0 219011.00000 205871.433 6.00% - 3s 0 0 205873.997 0 7 219011.000 205873.997 6.00% - 3s H 0 0 218997.00000 205873.997 5.99% - 3s 0 0 205876.183 0 7 218997.000 205876.183 5.99% - 4s 0 0 205876.857 0 6 218997.000 205876.857 5.99% - 4s H 0 0 218887.00000 205876.857 5.94% - 4s 0 0 205876.857 0 6 218887.000 205876.857 5.94% - 4s H 0 0 206892.00000 205876.857 0.49% - 6s 0 2 205918.646 0 6 206892.000 205918.646 0.47% - 6s H 11 8 206767.00000 205984.305 0.38% 88.8 8s * 12 8 12 206556.00000 205984.305 0.28% 91.3 8s H 23 13 206519.00000 206004.867 0.25% 84.5 8s * 25 12 11 206424.00000 206004.867 0.20% 81.2 9s * 33 13 8 206309.00000 206066.258 0.12% 73.9 9s 42 3 cutoff 7 206309.000 206245.827 0.03% 93.3 10s Cutting planes: Implied bound: 168 Flow cover: 11 Explored 46 nodes (11024 simplex iterations) in 10.30 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.063090000000e+05, best bound 2.063042233766e+05, gap 0.0023%