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

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

state f0:
55

state f25:
54+(-1*D)

state f33:
48+(-7*D)

state f36:
(47+(-7*D))+(-1*E)

state f47:
12+(-1*D)

state f53:
0

state f57:
6+(-1*D)

state ____f0:
56


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

/---
/
| 1 >= 0
\

((((((1+6)+6)+34)+6)+1)+6)+1

\---