Gurobi 5.0.1 (linux64) logging started Tue Nov 20 05:48:36 2012

Optimize a model with 63 rows, 34 columns and 126 nonzeros
Presolve removed 46 rows and 18 columns
Presolve time: 0.00s
Presolved: 17 rows, 16 columns, 35 nonzeros
Variable types: 0 continuous, 16 integer (16 binary)
Found heuristic solution: objective 14.0000000

Root relaxation: objective 1.600000e+01, 12 iterations, 0.00 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

*    0     0               0      16.0000000   16.00000   0.0%     -    0s

Explored 0 nodes (12 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.600000000000e+01, best bound 1.600000000000e+01, gap 0.0%