Gurobi 5.0.1 (linux64) logging started Mon Dec 10 02:38:47 2012 Optimize a model with 5970 rows, 5940 columns and 22667 nonzeros Presolve removed 339 rows and 45 columns Presolve time: 0.03s Presolved: 5631 rows, 5895 columns, 21992 nonzeros Variable types: 5545 continuous, 350 integer (350 binary) Root relaxation: objective 1.198326e+05, 591 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 119832.594 0 28 - 119832.594 - - 0s H 0 0 123199.00000 119832.594 2.73% - 0s 0 0 119921.226 0 43 123199.000 119921.226 2.66% - 0s 0 0 119970.595 0 38 123199.000 119970.595 2.62% - 0s 0 0 120119.503 0 40 123199.000 120119.503 2.50% - 0s 0 0 120132.059 0 41 123199.000 120132.059 2.49% - 0s 0 0 120133.941 0 51 123199.000 120133.941 2.49% - 0s 0 0 120134.336 0 52 123199.000 120134.336 2.49% - 0s 0 0 120134.486 0 51 123199.000 120134.486 2.49% - 0s 0 2 120149.671 0 51 123199.000 120149.671 2.48% - 0s H 27 24 121555.00000 120250.265 1.07% 7.4 0s H 51 48 121547.00000 120250.265 1.07% 6.6 0s H 54 45 120917.00000 120250.265 0.55% 6.4 0s H 55 43 120905.00000 120250.265 0.54% 6.4 0s H 608 179 120877.00000 120407.710 0.39% 6.6 1s H 771 198 120868.00000 120603.242 0.22% 7.5 3s H 1235 147 120858.00000 120733.921 0.10% 7.3 4s 1866 180 120829.208 35 26 120858.000 120791.820 0.05% 6.5 5s * 2231 59 51 120854.00000 120830.620 0.02% 6.1 5s Cutting planes: Gomory: 12 Cover: 3 Flow cover: 33 Zero half: 12 Explored 2279 nodes (14554 simplex iterations) in 5.63 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.208540000000e+05, best bound 1.208426899697e+05, gap 0.0094%