Gurobi 5.0.1 (linux64) logging started Fri Nov 16 21:06:55 2012 Optimize a model with 21383 rows, 26406 columns and 89746 nonzeros Presolve removed 355 rows and 4700 columns Presolve time: 0.47s Presolved: 21028 rows, 21706 columns, 83978 nonzeros Variable types: 0 continuous, 21706 integer (21706 binary) Found heuristic solution: objective 162.0000000 Root relaxation: objective 3.000000e+00, 16100 iterations, 1.63 seconds Total elapsed time = 9.36s Total elapsed time = 10.60s Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 3.0000000 3.00000 0.0% - 10s Explored 0 nodes (45492 simplex iterations) in 10.80 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%