Gurobi 5.0.1 (linux64) logging started Fri Jan 18 05:28:01 2013 Optimize a model with 2580 rows, 5265 columns and 18025 nonzeros Presolve removed 5 rows and 5 columns Presolve time: 0.15s Presolved: 2575 rows, 5260 columns, 15520 nonzeros Variable types: 2760 continuous, 2500 integer (2500 binary) Root relaxation: objective 1.309958e+04, 68 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 13099.5797 0 2 - 13099.5797 - - 0s 0 0 13102.2785 0 2 - 13102.2785 - - 0s 0 0 13103.3070 0 2 - 13103.3070 - - 0s 0 0 13104.0722 0 2 - 13104.0722 - - 0s 0 0 13104.5457 0 4 - 13104.5457 - - 0s 0 0 13104.7018 0 2 - 13104.7018 - - 0s 0 0 13105.0392 0 3 - 13105.0392 - - 0s 0 0 13105.2451 0 2 - 13105.2451 - - 0s 0 0 13105.6930 0 5 - 13105.6930 - - 0s 0 0 13105.7273 0 2 - 13105.7273 - - 0s 0 0 13106.0018 0 4 - 13106.0018 - - 0s 0 0 13106.1636 0 2 - 13106.1636 - - 0s 0 0 13106.5635 0 2 - 13106.5635 - - 0s 0 0 13106.5811 0 3 - 13106.5811 - - 0s 0 0 13106.9339 0 2 - 13106.9339 - - 0s 0 0 13106.9999 0 3 - 13106.9999 - - 0s 0 0 13107.2156 0 3 - 13107.2156 - - 0s 0 0 13107.2272 0 3 - 13107.2272 - - 0s 0 0 13107.2796 0 2 - 13107.2796 - - 0s 0 0 13107.3988 0 9 - 13107.3988 - - 0s 0 0 13107.5000 0 4 - 13107.5000 - - 0s 0 0 13107.5048 0 7 - 13107.5048 - - 0s 0 0 13107.6044 0 2 - 13107.6044 - - 0s 0 0 13107.7021 0 3 - 13107.7021 - - 1s 0 0 13107.8694 0 7 - 13107.8694 - - 1s 0 0 13107.9111 0 2 - 13107.9111 - - 1s 0 0 13107.9630 0 9 - 13107.9630 - - 1s 0 0 13108.1043 0 5 - 13108.1043 - - 1s 0 0 13108.1430 0 8 - 13108.1430 - - 1s 0 0 13108.2019 0 2 - 13108.2019 - - 1s 0 0 13108.2362 0 15 - 13108.2362 - - 1s 0 0 13108.2496 0 13 - 13108.2496 - - 1s 0 0 13108.3398 0 14 - 13108.3398 - - 1s 0 0 13108.3398 0 14 - 13108.3398 - - 1s H 0 0 13307.748849 13108.3398 1.50% - 1s 0 2 13108.4789 0 2 13307.7488 13108.4789 1.50% - 1s * 17 5 9 13130.104136 13130.1037 0.00% 36.1 1s Cutting planes: Gomory: 1 Implied bound: 25 Flow cover: 4 Explored 18 nodes (1002 simplex iterations) in 1.82 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.313010413557e+04, best bound 1.313010370455e+04, gap 0.0000%