Gurobi 5.0.1 (linux64) logging started Mon Dec 10 02:41:08 2012 Optimize a model with 5970 rows, 5940 columns and 22664 nonzeros Presolve removed 279 rows and 42 columns Presolve time: 0.03s Presolved: 5691 rows, 5898 columns, 22098 nonzeros Variable types: 5546 continuous, 352 integer (352 binary) Root relaxation: objective 1.188852e+05, 609 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 118885.221 0 26 - 118885.221 - - 0s H 0 0 123604.00000 118885.221 3.82% - 0s 0 0 119118.713 0 37 123604.000 119118.713 3.63% - 0s 0 0 119157.384 0 46 123604.000 119157.384 3.60% - 0s 0 0 119193.135 0 44 123604.000 119193.135 3.57% - 0s 0 0 119193.856 0 42 123604.000 119193.856 3.57% - 0s 0 0 119195.084 0 46 123604.000 119195.084 3.57% - 0s 0 0 119195.630 0 49 123604.000 119195.630 3.57% - 0s H 0 0 120896.00000 119195.630 1.41% - 0s 0 2 119209.852 0 49 120896.000 119209.852 1.39% - 0s H 27 27 120101.00000 119264.781 0.70% 6.4 0s H 57 41 119667.00000 119264.781 0.34% 5.4 0s * 58 40 51 119661.00000 119264.781 0.33% 5.4 0s H 86 55 119620.00000 119286.539 0.28% 5.8 0s * 260 162 39 119609.00000 119331.811 0.23% 6.6 0s * 929 341 37 119586.00000 119387.132 0.17% 8.2 3s 1789 388 119529.790 26 27 119586.000 119436.724 0.12% 7.1 5s * 2512 439 36 119575.00000 119464.875 0.09% 6.6 5s Cutting planes: Gomory: 12 Cover: 2 Flow cover: 16 Explored 3945 nodes (24535 simplex iterations) in 7.81 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.195750000000e+05, best bound 1.195631181487e+05, gap 0.0099%