MAYBE
1184.71/297.12	MAYBE
1184.71/297.12	
1184.71/297.12	We are left with following problem, upon which TcT provides the
1184.71/297.12	certificate MAYBE.
1184.71/297.12	
1184.71/297.12	Strict Trs:
1184.71/297.12	  { a__zeros() -> cons(0(), zeros())
1184.71/297.12	  , a__zeros() -> zeros()
1184.71/297.12	  , a__U11(X1, X2) -> U11(X1, X2)
1184.71/297.12	  , a__U11(tt(), L) -> a__U12(tt(), L)
1184.71/297.12	  , a__U12(X1, X2) -> U12(X1, X2)
1184.71/297.12	  , a__U12(tt(), L) -> s(a__length(mark(L)))
1184.71/297.12	  , a__length(X) -> length(X)
1184.71/297.12	  , a__length(cons(N, L)) -> a__U11(tt(), L)
1184.71/297.12	  , a__length(nil()) -> 0()
1184.71/297.12	  , mark(cons(X1, X2)) -> cons(mark(X1), X2)
1184.71/297.12	  , mark(0()) -> 0()
1184.71/297.12	  , mark(zeros()) -> a__zeros()
1184.71/297.12	  , mark(tt()) -> tt()
1184.71/297.12	  , mark(s(X)) -> s(mark(X))
1184.71/297.12	  , mark(nil()) -> nil()
1184.71/297.12	  , mark(U11(X1, X2)) -> a__U11(mark(X1), X2)
1184.71/297.12	  , mark(U12(X1, X2)) -> a__U12(mark(X1), X2)
1184.71/297.12	  , mark(length(X)) -> a__length(mark(X)) }
1184.71/297.12	Obligation:
1184.71/297.12	  derivational complexity
1184.71/297.12	Answer:
1184.71/297.12	  MAYBE
1184.71/297.12	
1184.71/297.12	None of the processors succeeded.
1184.71/297.12	
1184.71/297.12	Details of failed attempt(s):
1184.71/297.12	-----------------------------
1184.71/297.12	1) 'iteProgress (timeout of 297 seconds)' failed due to the
1184.71/297.12	   following reason:
1184.71/297.12	   
1184.71/297.12	   Computation stopped due to timeout after 297.0 seconds.
1184.71/297.12	
1184.71/297.12	2) 'Inspecting Problem... (timeout of 297 seconds)' failed due to
1184.71/297.12	   the following reason:
1184.71/297.12	   
1184.71/297.12	   Computation stopped due to timeout after 297.0 seconds.
1184.71/297.12	
1184.71/297.12	3) 'Fastest (timeout of 60 seconds)' failed due to the following
1184.71/297.12	   reason:
1184.71/297.12	   
1184.71/297.12	   Computation stopped due to timeout after 60.0 seconds.
1184.71/297.12	
1184.71/297.12	4) 'bsearch-matrix (timeout of 297 seconds)' failed due to the
1184.71/297.12	   following reason:
1184.71/297.12	   
1184.71/297.12	   The input cannot be shown compatible
1184.71/297.12	
1184.71/297.12	
1184.71/297.12	Arrrr..
1184.71/297.15	EOF