Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:37:57 2012

Optimize a model with 63 rows, 54 columns and 209 nonzeros
Presolve time: 0.00s
Presolved: 63 rows, 54 columns, 209 nonzeros
Variable types: 0 continuous, 54 integer (54 binary)
Found heuristic solution: objective 18.0000000
Found heuristic solution: objective 16.0000000

Root relaxation: objective 0.000000e+00, 30 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   23   16.00000    0.00000   100%     -    0s
H    0     0                      13.0000000    0.00000   100%     -    0s
H    0     0                      12.0000000    0.00000   100%     -    0s
H    0     0                      11.0000000    0.00000   100%     -    0s
     0     0    0.69565    0   25   11.00000    0.69565  93.7%     -    0s
H    0     0                       9.0000000    0.69565  92.3%     -    0s
     0     0    0.72549    0   26    9.00000    0.72549  91.9%     -    0s
     0     0    0.82353    0   27    9.00000    0.82353  90.8%     -    0s
     0     0    0.83895    0   29    9.00000    0.83895  90.7%     -    0s
H    0     0                       8.0000000    0.83895  89.5%     -    0s
     0     0    0.89542    0   28    8.00000    0.89542  88.8%     -    0s
H    0     0                       7.0000000    0.89542  87.2%     -    0s
     0     0    0.91358    0   28    7.00000    0.91358  86.9%     -    0s
     0     0    0.93056    0   31    7.00000    0.93056  86.7%     -    0s
H    0     0                       5.0000000    0.93056  81.4%     -    0s
     0     2    0.95726    0   31    5.00000    0.95726  80.9%     -    0s

Cutting planes:
  Gomory: 1
  Zero half: 13
  Mod-K: 4

Explored 24 nodes (369 simplex iterations) in 0.02 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%