==> YES, main.fstb terminates. max_dim = 1

+-----------------------------------------------------------------------------+
|                             Ranking Function                                |
+-----------------------------------------------------------------------------+

state f0:
73

state f34:
72+(-1*D)

state f42:
66+(-10*D)

state f45:
(65+(-10*D))+(-1*E)

state f56:
15+(-1*D)

state f62:
0

state f66:
6+(-1*D)

state ____f0:
74


+-----------------------------------------------------------------------------+
|                         Worst Case Execution Time                           |
+-----------------------------------------------------------------------------+

/---
/
| 1 >= 0
\

((((((1+6)+6)+49)+9)+1)+6)+1

\---