Gurobi 5.0.1 (linux64) logging started Mon Feb 4 16:00:52 2013 Optimize a model with 63 rows, 49 columns and 196 nonzeros Presolve removed 45 rows and 33 columns Presolve time: 0.00s Presolved: 18 rows, 16 columns, 60 nonzeros Variable types: 2 continuous, 14 integer (14 binary) Found heuristic solution: objective 882.0000000 Found heuristic solution: objective 828.0000000 Root relaxation: objective 7.829000e+02, 2 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 782.90000 0 2 828.00000 782.90000 5.45% - 0s H 0 0 790.0000000 782.90000 0.90% - 0s 0 0 787.11111 0 3 790.00000 787.11111 0.37% - 0s Cutting planes: Implied bound: 1 MIR: 1 Explored 0 nodes (5 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 7.900000000000e+02, best bound 7.900000000000e+02, gap 0.0%