MAYBE
518.24/297.13	MAYBE
518.24/297.13	
518.24/297.13	We are left with following problem, upon which TcT provides the
518.24/297.13	certificate MAYBE.
518.24/297.13	
518.24/297.13	Strict Trs:
518.24/297.13	  { active(zeros()) -> mark(cons(0(), zeros()))
518.24/297.13	  , active(cons(X1, X2)) -> cons(active(X1), X2)
518.24/297.13	  , active(U11(X1, X2)) -> U11(active(X1), X2)
518.24/297.13	  , active(U11(tt(), L)) -> mark(U12(tt(), L))
518.24/297.13	  , active(U12(X1, X2)) -> U12(active(X1), X2)
518.24/297.13	  , active(U12(tt(), L)) -> mark(s(length(L)))
518.24/297.13	  , active(s(X)) -> s(active(X))
518.24/297.13	  , active(length(X)) -> length(active(X))
518.24/297.13	  , active(length(cons(N, L))) -> mark(U11(tt(), L))
518.24/297.13	  , active(length(nil())) -> mark(0())
518.24/297.13	  , cons(mark(X1), X2) -> mark(cons(X1, X2))
518.24/297.13	  , cons(ok(X1), ok(X2)) -> ok(cons(X1, X2))
518.24/297.13	  , U11(mark(X1), X2) -> mark(U11(X1, X2))
518.24/297.13	  , U11(ok(X1), ok(X2)) -> ok(U11(X1, X2))
518.24/297.13	  , U12(mark(X1), X2) -> mark(U12(X1, X2))
518.24/297.13	  , U12(ok(X1), ok(X2)) -> ok(U12(X1, X2))
518.24/297.13	  , s(mark(X)) -> mark(s(X))
518.24/297.13	  , s(ok(X)) -> ok(s(X))
518.24/297.13	  , length(mark(X)) -> mark(length(X))
518.24/297.13	  , length(ok(X)) -> ok(length(X))
518.24/297.13	  , proper(zeros()) -> ok(zeros())
518.24/297.13	  , proper(cons(X1, X2)) -> cons(proper(X1), proper(X2))
518.24/297.13	  , proper(0()) -> ok(0())
518.24/297.13	  , proper(U11(X1, X2)) -> U11(proper(X1), proper(X2))
518.24/297.13	  , proper(tt()) -> ok(tt())
518.24/297.13	  , proper(U12(X1, X2)) -> U12(proper(X1), proper(X2))
518.24/297.13	  , proper(s(X)) -> s(proper(X))
518.24/297.13	  , proper(length(X)) -> length(proper(X))
518.24/297.13	  , proper(nil()) -> ok(nil())
518.24/297.13	  , top(mark(X)) -> top(proper(X))
518.24/297.13	  , top(ok(X)) -> top(active(X)) }
518.24/297.13	Obligation:
518.24/297.13	  derivational complexity
518.24/297.13	Answer:
518.24/297.13	  MAYBE
518.24/297.13	
518.24/297.13	None of the processors succeeded.
518.24/297.13	
518.24/297.13	Details of failed attempt(s):
518.24/297.13	-----------------------------
518.24/297.13	1) 'Inspecting Problem... (timeout of 297 seconds)' failed due to
518.24/297.13	   the following reason:
518.24/297.13	   
518.24/297.13	   Computation stopped due to timeout after 297.0 seconds.
518.24/297.13	
518.24/297.13	2) 'Fastest (timeout of 60 seconds)' failed due to the following
518.24/297.13	   reason:
518.24/297.13	   
518.24/297.13	   Computation stopped due to timeout after 60.0 seconds.
518.24/297.13	
518.24/297.13	3) 'iteProgress (timeout of 297 seconds)' failed due to the
518.24/297.13	   following reason:
518.24/297.13	   
518.24/297.13	   Fail
518.24/297.13	
518.24/297.13	4) 'bsearch-matrix (timeout of 297 seconds)' failed due to the
518.24/297.13	   following reason:
518.24/297.13	   
518.24/297.13	   The input cannot be shown compatible
518.24/297.13	
518.24/297.13	
518.24/297.13	Arrrr..
518.24/297.13	EOF