Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:34:44 2012 Optimize a model with 265 rows, 295 columns and 955 nonzeros Presolve removed 0 rows and 30 columns Presolve time: 0.00s Presolved: 265 rows, 265 columns, 925 nonzeros Variable types: 0 continuous, 265 integer (264 binary) Found heuristic solution: objective 46.0000000 Root relaxation: objective 0.000000e+00, 168 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 98 46.00000 0.00000 100% - 0s H 0 0 36.0000000 0.00000 100% - 0s H 0 0 29.0000000 0.00000 100% - 0s H 0 0 24.0000000 0.00000 100% - 0s H 0 0 20.0000000 0.00000 100% - 0s 0 0 0.00000 0 99 20.00000 0.00000 100% - 0s H 0 0 9.0000000 0.00000 100% - 0s 0 0 0.00000 0 98 9.00000 0.00000 100% - 0s H 0 0 2.0000000 0.00000 100% - 0s 0 2 0.00000 0 98 2.00000 0.00000 100% - 0s * 7 1 7 1.0000000 1.00000 0.0% 49.3 0s Explored 8 nodes (1191 simplex iterations) in 0.12 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+00, best bound 1.000000000000e+00, gap 0.0%