Gurobi 5.0.1 (linux64) logging started Wed Apr 24 04:27:23 2013 Optimize a model with 924 rows, 70644 columns and 141204 nonzeros Presolve time: 0.11s Presolved: 924 rows, 70644 columns, 141204 nonzeros Variable types: 70560 continuous, 84 integer (84 binary) Root relaxation: objective 1.131935e+05, 2778 iterations, 0.11 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 113193.517 0 6 - 113193.517 - - 0s H 0 0 120169.00000 113193.517 5.80% - 0s 0 0 113437.158 0 5 120169.000 113437.158 5.60% - 0s H 0 0 117696.00000 113437.158 3.62% - 0s 0 0 113476.664 0 3 117696.000 113476.664 3.58% - 0s H 0 0 117648.00000 113476.664 3.55% - 0s 0 0 113481.680 0 3 117648.000 113481.680 3.54% - 0s H 0 0 117609.00000 113481.680 3.51% - 0s 0 0 113481.680 0 3 117609.000 113481.680 3.51% - 1s H 0 0 117577.00000 113481.680 3.48% - 1s 0 0 113482.317 0 4 117577.000 113482.317 3.48% - 1s 0 0 113483.262 0 4 117577.000 113483.262 3.48% - 1s H 0 0 117572.00000 113483.262 3.48% - 1s 0 0 113483.361 0 3 117572.000 113483.361 3.48% - 1s 0 0 113483.361 0 3 117572.000 113483.361 3.48% - 1s 0 0 113483.361 0 3 117572.000 113483.361 3.48% - 1s 0 0 113483.361 0 3 117572.000 113483.361 3.48% - 1s H 0 0 114574.00000 113483.361 0.95% - 2s 0 0 113483.361 0 6 114574.000 113483.361 0.95% - 2s 0 0 113483.361 0 5 114574.000 113483.361 0.95% - 2s 0 0 113483.361 0 3 114574.000 113483.361 0.95% - 2s 0 0 113483.361 0 3 114574.000 113483.361 0.95% - 2s 0 0 113483.361 0 3 114574.000 113483.361 0.95% - 2s 0 0 113483.361 0 4 114574.000 113483.361 0.95% - 2s 0 0 113483.361 0 4 114574.000 113483.361 0.95% - 3s 0 0 113483.361 0 4 114574.000 113483.361 0.95% - 3s 0 0 113483.361 0 4 114574.000 113483.361 0.95% - 3s 0 0 113483.361 0 3 114574.000 113483.361 0.95% - 3s 0 0 113483.361 0 3 114574.000 113483.361 0.95% - 3s 0 0 113483.361 0 3 114574.000 113483.361 0.95% - 3s 0 0 113483.361 0 3 114574.000 113483.361 0.95% - 3s 0 2 113484.119 0 3 114574.000 113484.119 0.95% - 4s H 3 3 114060.00000 113596.829 0.41% 72.7 4s 27 12 113850.218 4 2 114060.000 113723.192 0.30% 76.9 5s * 28 10 5 114015.00000 113723.192 0.26% 77.5 5s * 60 0 8 113911.00000 113911.000 0.0% 73.2 5s Cutting planes: Implied bound: 159 Flow cover: 10 Explored 61 nodes (10911 simplex iterations) in 5.79 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.139110000000e+05, best bound 1.139110000000e+05, gap 0.0%