MAYBE

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

Strict Trs:
  { g(x, x) -> f(f(x, x), x)
  , f(x, x) -> g(x, x)
  , f(x, y) -> y }
Obligation:
  innermost runtime complexity
Answer:
  MAYBE

The input cannot be shown compatible

Arrrr..