/export/starexec/sandbox2/solver/bin/starexec_run_ttt2-1.17+nonreach /export/starexec/sandbox2/benchmark/theBenchmark.xml /export/starexec/sandbox2/output/output_files


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MAYBE

Problem:
 sel(s(X),cons(Y,Z)) -> sel(X,activate(Z))
 sel(0(),cons(X,Z)) -> X
 first(0(),Z) -> nil()
 first(s(X),cons(Y,Z)) -> cons(Y,n__first(X,activate(Z)))
 from(X) -> cons(X,n__from(n__s(X)))
 sel1(s(X),cons(Y,Z)) -> sel1(X,activate(Z))
 sel1(0(),cons(X,Z)) -> quote(X)
 first1(0(),Z) -> nil1()
 first1(s(X),cons(Y,Z)) -> cons1(quote(Y),first1(X,activate(Z)))
 quote(n__0()) -> 01()
 quote1(n__cons(X,Z)) -> cons1(quote(activate(X)),quote1(activate(Z)))
 quote1(n__nil()) -> nil1()
 quote(n__s(X)) -> s1(quote(activate(X)))
 quote(n__sel(X,Z)) -> sel1(activate(X),activate(Z))
 quote1(n__first(X,Z)) -> first1(activate(X),activate(Z))
 unquote(01()) -> 0()
 unquote(s1(X)) -> s(unquote(X))
 unquote1(nil1()) -> nil()
 unquote1(cons1(X,Z)) -> fcons(unquote(X),unquote1(Z))
 fcons(X,Z) -> cons(X,Z)
 first(X1,X2) -> n__first(X1,X2)
 from(X) -> n__from(X)
 s(X) -> n__s(X)
 0() -> n__0()
 cons(X1,X2) -> n__cons(X1,X2)
 nil() -> n__nil()
 sel(X1,X2) -> n__sel(X1,X2)
 activate(n__first(X1,X2)) -> first(activate(X1),activate(X2))
 activate(n__from(X)) -> from(activate(X))
 activate(n__s(X)) -> s(activate(X))
 activate(n__0()) -> 0()
 activate(n__cons(X1,X2)) -> cons(activate(X1),X2)
 activate(n__nil()) -> nil()
 activate(n__sel(X1,X2)) -> sel(activate(X1),activate(X2))
 activate(X) -> X

Proof:
 Open