MAYBE Termination Proof

Termination Proof

by ttt2 (version ttt2 1.15)

Input

The rewrite relation of the following TRS is considered.

begin(end(x0)) rewrite(end(x0))
begin(r1(x0)) rotate(cut(Cr1(guess(x0))))
begin(a(x0)) rotate(cut(Ca(guess(x0))))
begin(r2(x0)) rotate(cut(Cr2(guess(x0))))
begin(l1(x0)) rotate(cut(Cl1(guess(x0))))
begin(l2(x0)) rotate(cut(Cl2(guess(x0))))
begin(b(x0)) rotate(cut(Cb(guess(x0))))
guess(r1(x0)) Cr1(guess(x0))
guess(a(x0)) Ca(guess(x0))
guess(r2(x0)) Cr2(guess(x0))
guess(l1(x0)) Cl1(guess(x0))
guess(l2(x0)) Cl2(guess(x0))
guess(b(x0)) Cb(guess(x0))
guess(r1(x0)) moveleft(Br1(wait(x0)))
guess(a(x0)) moveleft(Ba(wait(x0)))
guess(r2(x0)) moveleft(Br2(wait(x0)))
guess(l1(x0)) moveleft(Bl1(wait(x0)))
guess(l2(x0)) moveleft(Bl2(wait(x0)))
guess(b(x0)) moveleft(Bb(wait(x0)))
guess(end(x0)) finish(end(x0))
Cr1(moveleft(Br1(x0))) moveleft(Br1(Ar1(x0)))
Ca(moveleft(Br1(x0))) moveleft(Br1(Aa(x0)))
Cr2(moveleft(Br1(x0))) moveleft(Br1(Ar2(x0)))
Cl1(moveleft(Br1(x0))) moveleft(Br1(Al1(x0)))
Cl2(moveleft(Br1(x0))) moveleft(Br1(Al2(x0)))
Cb(moveleft(Br1(x0))) moveleft(Br1(Ab(x0)))
Cr1(moveleft(Ba(x0))) moveleft(Ba(Ar1(x0)))
Ca(moveleft(Ba(x0))) moveleft(Ba(Aa(x0)))
Cr2(moveleft(Ba(x0))) moveleft(Ba(Ar2(x0)))
Cl1(moveleft(Ba(x0))) moveleft(Ba(Al1(x0)))
Cl2(moveleft(Ba(x0))) moveleft(Ba(Al2(x0)))
Cb(moveleft(Ba(x0))) moveleft(Ba(Ab(x0)))
Cr1(moveleft(Br2(x0))) moveleft(Br2(Ar1(x0)))
Ca(moveleft(Br2(x0))) moveleft(Br2(Aa(x0)))
Cr2(moveleft(Br2(x0))) moveleft(Br2(Ar2(x0)))
Cl1(moveleft(Br2(x0))) moveleft(Br2(Al1(x0)))
Cl2(moveleft(Br2(x0))) moveleft(Br2(Al2(x0)))
Cb(moveleft(Br2(x0))) moveleft(Br2(Ab(x0)))
Cr1(moveleft(Bl1(x0))) moveleft(Bl1(Ar1(x0)))
Ca(moveleft(Bl1(x0))) moveleft(Bl1(Aa(x0)))
Cr2(moveleft(Bl1(x0))) moveleft(Bl1(Ar2(x0)))
Cl1(moveleft(Bl1(x0))) moveleft(Bl1(Al1(x0)))
Cl2(moveleft(Bl1(x0))) moveleft(Bl1(Al2(x0)))
Cb(moveleft(Bl1(x0))) moveleft(Bl1(Ab(x0)))
Cr1(moveleft(Bl2(x0))) moveleft(Bl2(Ar1(x0)))
Ca(moveleft(Bl2(x0))) moveleft(Bl2(Aa(x0)))
Cr2(moveleft(Bl2(x0))) moveleft(Bl2(Ar2(x0)))
Cl1(moveleft(Bl2(x0))) moveleft(Bl2(Al1(x0)))
Cl2(moveleft(Bl2(x0))) moveleft(Bl2(Al2(x0)))
Cb(moveleft(Bl2(x0))) moveleft(Bl2(Ab(x0)))
Cr1(moveleft(Bb(x0))) moveleft(Bb(Ar1(x0)))
Ca(moveleft(Bb(x0))) moveleft(Bb(Aa(x0)))
Cr2(moveleft(Bb(x0))) moveleft(Bb(Ar2(x0)))
Cl1(moveleft(Bb(x0))) moveleft(Bb(Al1(x0)))
Cl2(moveleft(Bb(x0))) moveleft(Bb(Al2(x0)))
Cb(moveleft(Bb(x0))) moveleft(Bb(Ab(x0)))
cut(moveleft(Br1(x0))) Dr1(cut(goright(x0)))
cut(moveleft(Ba(x0))) Da(cut(goright(x0)))
cut(moveleft(Br2(x0))) Dr2(cut(goright(x0)))
cut(moveleft(Bl1(x0))) Dl1(cut(goright(x0)))
cut(moveleft(Bl2(x0))) Dl2(cut(goright(x0)))
cut(moveleft(Bb(x0))) Db(cut(goright(x0)))
goright(Ar1(x0)) Cr1(goright(x0))
goright(Aa(x0)) Ca(goright(x0))
goright(Ar2(x0)) Cr2(goright(x0))
goright(Al1(x0)) Cl1(goright(x0))
goright(Al2(x0)) Cl2(goright(x0))
goright(Ab(x0)) Cb(goright(x0))
goright(wait(r1(x0))) moveleft(Br1(wait(x0)))
goright(wait(a(x0))) moveleft(Ba(wait(x0)))
goright(wait(r2(x0))) moveleft(Br2(wait(x0)))
goright(wait(l1(x0))) moveleft(Bl1(wait(x0)))
goright(wait(l2(x0))) moveleft(Bl2(wait(x0)))
goright(wait(b(x0))) moveleft(Bb(wait(x0)))
goright(wait(end(x0))) finish(end(x0))
Cr1(finish(x0)) finish(r1(x0))
Ca(finish(x0)) finish(a(x0))
Cr2(finish(x0)) finish(r2(x0))
Cl1(finish(x0)) finish(l1(x0))
Cl2(finish(x0)) finish(l2(x0))
Cb(finish(x0)) finish(b(x0))
cut(finish(x0)) finish2(x0)
Dr1(finish2(x0)) finish2(r1(x0))
Da(finish2(x0)) finish2(a(x0))
Dr2(finish2(x0)) finish2(r2(x0))
Dl1(finish2(x0)) finish2(l1(x0))
Dl2(finish2(x0)) finish2(l2(x0))
Db(finish2(x0)) finish2(b(x0))
rotate(finish2(x0)) rewrite(x0)
rewrite(r1(a(x0))) begin(a(a(a(r1(x0)))))
rewrite(r2(a(x0))) begin(a(a(a(r2(x0)))))
rewrite(a(l1(x0))) begin(l1(a(a(a(x0)))))
rewrite(a(a(l2(x0)))) begin(l2(a(a(x0))))
rewrite(r1(b(x0))) begin(l1(b(x0)))
rewrite(r2(b(x0))) begin(l2(a(b(x0))))
rewrite(b(l1(x0))) begin(b(r2(x0)))
rewrite(b(l2(x0))) begin(b(r1(x0)))
rewrite(a(a(x0))) begin(x0)

Proof

1 Termination Assumption

We assume termination of the following TRS
begin(end(x0)) rewrite(end(x0))
begin(r1(x0)) rotate(cut(Cr1(guess(x0))))
begin(a(x0)) rotate(cut(Ca(guess(x0))))
begin(r2(x0)) rotate(cut(Cr2(guess(x0))))
begin(l1(x0)) rotate(cut(Cl1(guess(x0))))
begin(l2(x0)) rotate(cut(Cl2(guess(x0))))
begin(b(x0)) rotate(cut(Cb(guess(x0))))
guess(r1(x0)) Cr1(guess(x0))
guess(a(x0)) Ca(guess(x0))
guess(r2(x0)) Cr2(guess(x0))
guess(l1(x0)) Cl1(guess(x0))
guess(l2(x0)) Cl2(guess(x0))
guess(b(x0)) Cb(guess(x0))
guess(r1(x0)) moveleft(Br1(wait(x0)))
guess(a(x0)) moveleft(Ba(wait(x0)))
guess(r2(x0)) moveleft(Br2(wait(x0)))
guess(l1(x0)) moveleft(Bl1(wait(x0)))
guess(l2(x0)) moveleft(Bl2(wait(x0)))
guess(b(x0)) moveleft(Bb(wait(x0)))
guess(end(x0)) finish(end(x0))
Cr1(moveleft(Br1(x0))) moveleft(Br1(Ar1(x0)))
Ca(moveleft(Br1(x0))) moveleft(Br1(Aa(x0)))
Cr2(moveleft(Br1(x0))) moveleft(Br1(Ar2(x0)))
Cl1(moveleft(Br1(x0))) moveleft(Br1(Al1(x0)))
Cl2(moveleft(Br1(x0))) moveleft(Br1(Al2(x0)))
Cb(moveleft(Br1(x0))) moveleft(Br1(Ab(x0)))
Cr1(moveleft(Ba(x0))) moveleft(Ba(Ar1(x0)))
Ca(moveleft(Ba(x0))) moveleft(Ba(Aa(x0)))
Cr2(moveleft(Ba(x0))) moveleft(Ba(Ar2(x0)))
Cl1(moveleft(Ba(x0))) moveleft(Ba(Al1(x0)))
Cl2(moveleft(Ba(x0))) moveleft(Ba(Al2(x0)))
Cb(moveleft(Ba(x0))) moveleft(Ba(Ab(x0)))
Cr1(moveleft(Br2(x0))) moveleft(Br2(Ar1(x0)))
Ca(moveleft(Br2(x0))) moveleft(Br2(Aa(x0)))
Cr2(moveleft(Br2(x0))) moveleft(Br2(Ar2(x0)))
Cl1(moveleft(Br2(x0))) moveleft(Br2(Al1(x0)))
Cl2(moveleft(Br2(x0))) moveleft(Br2(Al2(x0)))
Cb(moveleft(Br2(x0))) moveleft(Br2(Ab(x0)))
Cr1(moveleft(Bl1(x0))) moveleft(Bl1(Ar1(x0)))
Ca(moveleft(Bl1(x0))) moveleft(Bl1(Aa(x0)))
Cr2(moveleft(Bl1(x0))) moveleft(Bl1(Ar2(x0)))
Cl1(moveleft(Bl1(x0))) moveleft(Bl1(Al1(x0)))
Cl2(moveleft(Bl1(x0))) moveleft(Bl1(Al2(x0)))
Cb(moveleft(Bl1(x0))) moveleft(Bl1(Ab(x0)))
Cr1(moveleft(Bl2(x0))) moveleft(Bl2(Ar1(x0)))
Ca(moveleft(Bl2(x0))) moveleft(Bl2(Aa(x0)))
Cr2(moveleft(Bl2(x0))) moveleft(Bl2(Ar2(x0)))
Cl1(moveleft(Bl2(x0))) moveleft(Bl2(Al1(x0)))
Cl2(moveleft(Bl2(x0))) moveleft(Bl2(Al2(x0)))
Cb(moveleft(Bl2(x0))) moveleft(Bl2(Ab(x0)))
Cr1(moveleft(Bb(x0))) moveleft(Bb(Ar1(x0)))
Ca(moveleft(Bb(x0))) moveleft(Bb(Aa(x0)))
Cr2(moveleft(Bb(x0))) moveleft(Bb(Ar2(x0)))
Cl1(moveleft(Bb(x0))) moveleft(Bb(Al1(x0)))
Cl2(moveleft(Bb(x0))) moveleft(Bb(Al2(x0)))
Cb(moveleft(Bb(x0))) moveleft(Bb(Ab(x0)))
cut(moveleft(Br1(x0))) Dr1(cut(goright(x0)))
cut(moveleft(Ba(x0))) Da(cut(goright(x0)))
cut(moveleft(Br2(x0))) Dr2(cut(goright(x0)))
cut(moveleft(Bl1(x0))) Dl1(cut(goright(x0)))
cut(moveleft(Bl2(x0))) Dl2(cut(goright(x0)))
cut(moveleft(Bb(x0))) Db(cut(goright(x0)))
goright(Ar1(x0)) Cr1(goright(x0))
goright(Aa(x0)) Ca(goright(x0))
goright(Ar2(x0)) Cr2(goright(x0))
goright(Al1(x0)) Cl1(goright(x0))
goright(Al2(x0)) Cl2(goright(x0))
goright(Ab(x0)) Cb(goright(x0))
goright(wait(r1(x0))) moveleft(Br1(wait(x0)))
goright(wait(a(x0))) moveleft(Ba(wait(x0)))
goright(wait(r2(x0))) moveleft(Br2(wait(x0)))
goright(wait(l1(x0))) moveleft(Bl1(wait(x0)))
goright(wait(l2(x0))) moveleft(Bl2(wait(x0)))
goright(wait(b(x0))) moveleft(Bb(wait(x0)))
goright(wait(end(x0))) finish(end(x0))
Cr1(finish(x0)) finish(r1(x0))
Ca(finish(x0)) finish(a(x0))
Cr2(finish(x0)) finish(r2(x0))
Cl1(finish(x0)) finish(l1(x0))
Cl2(finish(x0)) finish(l2(x0))
Cb(finish(x0)) finish(b(x0))
cut(finish(x0)) finish2(x0)
Dr1(finish2(x0)) finish2(r1(x0))
Da(finish2(x0)) finish2(a(x0))
Dr2(finish2(x0)) finish2(r2(x0))
Dl1(finish2(x0)) finish2(l1(x0))
Dl2(finish2(x0)) finish2(l2(x0))
Db(finish2(x0)) finish2(b(x0))
rotate(finish2(x0)) rewrite(x0)
rewrite(r1(a(x0))) begin(a(a(a(r1(x0)))))
rewrite(r2(a(x0))) begin(a(a(a(r2(x0)))))
rewrite(a(l1(x0))) begin(l1(a(a(a(x0)))))
rewrite(a(a(l2(x0)))) begin(l2(a(a(x0))))
rewrite(r1(b(x0))) begin(l1(b(x0)))
rewrite(r2(b(x0))) begin(l2(a(b(x0))))
rewrite(b(l1(x0))) begin(b(r2(x0)))
rewrite(b(l2(x0))) begin(b(r1(x0)))
rewrite(a(a(x0))) begin(x0)