MAYBE

We are left with following problem, upon which TcT provides the
certificate MAYBE.

Strict Trs:
  { p(s(x)) -> x
  , fac(s(x)) -> times(s(x), fac(p(s(x))))
  , fac(0()) -> s(0()) }
Obligation:
  innermost runtime complexity
Answer:
  MAYBE

The input cannot be shown compatible

Arrrr..