Gurobi 5.0.1 (linux64) logging started Fri Nov 16 21:08:05 2012 Optimize a model with 23489 rows, 26406 columns and 96064 nonzeros Presolve removed 650 rows and 2 columns Presolve time: 0.49s Presolved: 23001 rows, 26404 columns, 120406 nonzeros Variable types: 0 continuous, 26404 integer (26404 binary) Found heuristic solution: objective 162.0000000 Root relaxation: objective 3.000000e+00, 14127 iterations, 1.55 seconds Total elapsed time = 8.81s Total elapsed time = 10.67s Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 3.00000 0 99 162.00000 3.00000 98.1% - 10s H 0 0 3.0000000 3.00000 0.0% - 11s Explored 0 nodes (42155 simplex iterations) in 11.09 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%