MAYBE

'Pop* with parameter subtitution (timeout of 60.0 seconds)'
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Answer:           MAYBE
Input Problem:    innermost runtime-complexity with respect to
  Rules:
    {  f(c(X, s(Y))) -> f(c(s(X), Y))
     , g(c(s(X), Y)) -> f(c(X, s(Y)))}

Proof Output:    
  The input cannot be shown compatible