Gurobi 5.0.1 (linux64) logging started Wed Apr 24 11:27:51 2013 Optimize a model with 1430 rows, 169130 columns and 338130 nonzeros Presolve time: 0.36s Presolved: 1430 rows, 169130 columns, 338130 nonzeros Variable types: 169000 continuous, 130 integer (130 binary) Root relaxation: objective 2.049602e+05, 6142 iterations, 0.35 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 204960.248 0 9 - 204960.248 - - 0s H 0 0 220371.00000 204960.248 6.99% - 1s 0 0 205154.483 0 5 220371.000 205154.483 6.90% - 1s 0 0 205167.336 0 5 220371.000 205167.336 6.90% - 2s 0 0 205174.205 0 5 220371.000 205174.205 6.90% - 2s H 0 0 214481.48486 205174.205 4.34% - 2s H 0 0 213449.00000 205174.205 3.88% - 2s 0 0 205179.273 0 5 213449.000 205179.273 3.87% - 3s H 0 0 213237.00000 205179.273 3.78% - 3s 0 0 205180.310 0 5 213237.000 205180.310 3.78% - 3s H 0 0 213195.00000 205180.310 3.76% - 3s 0 0 205180.310 0 5 213195.000 205180.310 3.76% - 3s H 0 0 213132.00000 205180.310 3.73% - 3s 0 0 205180.310 0 5 213132.000 205180.310 3.73% - 4s H 0 0 213122.00000 205180.310 3.73% - 4s 0 0 205180.310 0 5 213122.000 205180.310 3.73% - 4s 0 2 205180.710 0 5 213122.000 205180.710 3.73% - 5s H 1 1 211146.72714 205180.710 2.83% 0.0 5s H 3 3 208570.80552 205231.763 1.60% 100 6s H 5 5 206810.14545 205235.592 0.76% 160 6s H 6 6 206624.00000 205235.592 0.67% 144 6s H 7 7 205838.84091 205235.592 0.29% 128 6s H 10 9 205836.71429 205235.592 0.29% 141 7s H 13 11 205789.00000 205235.592 0.27% 119 7s H 14 11 205747.00000 205235.592 0.25% 113 7s H 15 12 205714.00000 205235.592 0.23% 107 7s * 20 13 17 205564.00000 205235.592 0.16% 95.5 7s * 41 11 5 205500.00000 205343.641 0.08% 94.8 9s 51 7 205444.442 9 1 205500.000 205390.157 0.05% 90.7 10s Cutting planes: Implied bound: 155 Flow cover: 6 Explored 64 nodes (12164 simplex iterations) in 10.79 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.055000000000e+05, best bound 2.055000000000e+05, gap 0.0%