Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:17:58 2013 Optimize a model with 1100 rows, 26900 columns and 57450 nonzeros Presolve removed 50 rows and 650 columns Presolve time: 0.08s Presolved: 1050 rows, 26250 columns, 56450 nonzeros Variable types: 26050 continuous, 200 integer (200 binary) Root relaxation: objective 1.650739e+05, 2447 iterations, 0.07 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 165073.856 0 4 - 165073.856 - - 0s 0 0 165160.131 0 4 - 165160.131 - - 0s 0 0 165184.806 0 4 - 165184.806 - - 0s 0 0 165187.806 0 4 - 165187.806 - - 0s 0 0 165188.936 0 4 - 165188.936 - - 0s 0 0 165203.929 0 4 - 165203.929 - - 0s 0 0 165206.577 0 4 - 165206.577 - - 0s 0 0 165207.464 0 4 - 165207.464 - - 0s 0 0 165207.713 0 4 - 165207.713 - - 0s 0 0 165210.999 0 4 - 165210.999 - - 0s 0 0 165213.124 0 4 - 165213.124 - - 0s 0 0 165214.346 0 4 - 165214.346 - - 0s 0 0 165215.851 0 4 - 165215.851 - - 0s 0 0 165216.405 0 4 - 165216.405 - - 0s 0 0 165218.101 0 4 - 165218.101 - - 0s 0 0 165218.977 0 4 - 165218.977 - - 0s 0 0 165219.378 0 4 - 165219.378 - - 0s 0 0 165219.378 0 4 - 165219.378 - - 1s 0 0 165219.378 0 4 - 165219.378 - - 1s 0 0 165219.378 0 4 - 165219.378 - - 1s 0 0 165219.378 0 4 - 165219.378 - - 1s H 0 0 171432.23233 165219.378 3.62% - 1s 0 2 165243.762 0 4 171432.232 165243.762 3.61% - 1s * 11 5 11 165619.49000 165562.518 0.03% 33.8 1s Cutting planes: Flow cover: 15 Explored 15 nodes (3627 simplex iterations) in 1.86 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.656194900012e+05, best bound 1.656194900012e+05, gap 0.0%