Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:19:45 2013 Optimize a model with 700 rows, 25250 columns and 50500 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.03s Presolved: 800 rows, 25300 columns, 50650 nonzeros Variable types: 25200 continuous, 100 integer (100 binary) Root relaxation: objective 1.959342e+05, 1752 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 195934.242 0 6 - 195934.242 - - 0s H 0 0 198981.78023 195934.242 1.53% - 0s 0 0 196096.284 0 6 198981.780 196096.284 1.45% - 0s 0 0 196124.219 0 6 198981.780 196124.219 1.44% - 0s 0 0 196130.086 0 6 198981.780 196130.086 1.43% - 0s 0 0 196131.355 0 6 198981.780 196131.355 1.43% - 0s 0 0 196137.665 0 6 198981.780 196137.665 1.43% - 0s 0 0 196139.566 0 6 198981.780 196139.566 1.43% - 0s 0 0 196139.566 0 6 198981.780 196139.566 1.43% - 0s 0 0 196140.332 0 6 198981.780 196140.332 1.43% - 0s 0 0 196140.373 0 6 198981.780 196140.373 1.43% - 0s 0 0 196143.095 0 6 198981.780 196143.095 1.43% - 0s 0 0 196144.406 0 6 198981.780 196144.406 1.43% - 0s 0 0 196144.542 0 6 198981.780 196144.542 1.43% - 0s 0 0 196148.459 0 6 198981.780 196148.459 1.42% - 0s 0 0 196148.849 0 6 198981.780 196148.849 1.42% - 0s 0 0 196149.163 0 6 198981.780 196149.163 1.42% - 0s 0 0 196149.843 0 6 198981.780 196149.843 1.42% - 1s 0 0 196153.141 0 6 198981.780 196153.141 1.42% - 1s 0 0 196153.559 0 8 198981.780 196153.559 1.42% - 1s 0 0 196153.619 0 8 198981.780 196153.619 1.42% - 1s 0 0 196153.961 0 8 198981.780 196153.961 1.42% - 1s 0 0 196154.227 0 8 198981.780 196154.227 1.42% - 1s 0 0 196154.230 0 8 198981.780 196154.230 1.42% - 1s 0 0 196155.203 0 6 198981.780 196155.203 1.42% - 1s 0 0 196155.258 0 6 198981.780 196155.258 1.42% - 1s 0 0 196155.818 0 6 198981.780 196155.818 1.42% - 1s 0 0 196155.819 0 6 198981.780 196155.819 1.42% - 1s 0 0 196156.188 0 6 198981.780 196156.188 1.42% - 1s 0 0 196156.466 0 6 198981.780 196156.466 1.42% - 1s 0 0 196156.732 0 6 198981.780 196156.732 1.42% - 1s 0 0 196157.637 0 6 198981.780 196157.637 1.42% - 1s 0 0 196160.281 0 6 198981.780 196160.281 1.42% - 1s 0 0 196160.819 0 6 198981.780 196160.819 1.42% - 1s 0 0 196161.245 0 6 198981.780 196161.245 1.42% - 2s 0 0 196161.645 0 6 198981.780 196161.645 1.42% - 2s 0 0 196162.655 0 6 198981.780 196162.655 1.42% - 2s 0 0 196163.130 0 6 198981.780 196163.130 1.42% - 2s 0 0 196163.130 0 6 198981.780 196163.130 1.42% - 2s 0 0 196163.130 0 6 198981.780 196163.130 1.42% - 2s 0 2 196170.426 0 6 198981.780 196170.426 1.41% - 2s * 7 6 5 196588.98035 196358.765 0.12% 86.9 2s * 11 4 9 196581.82857 196358.765 0.11% 59.6 2s * 13 3 3 196570.65000 196434.722 0.07% 65.2 2s * 17 2 6 196555.34079 196532.837 0.01% 53.2 2s Cutting planes: Flow cover: 27 Explored 19 nodes (4014 simplex iterations) in 2.83 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.965553407861e+05, best bound 1.965553407861e+05, gap 0.0%