==> YES, main.fstb terminates. max_dim = 3

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

state start:
2

state stop:
0

state lbl52:
1
-1+(2*D)
B

state lbl72:
1
2*D

state start0:
3

state ____start0:
4


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

/---
/
| -1*A__o' >= 0
| 1 >= 0
\

((1+1)+1)+1

/
| -1+A__o' >= 0
| 1 >= 0
\

((((1+1)+-1)+A__o')+1)+1

\---