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The given Problem was:
a ->
a b -> c
c c -> b c b a a
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A self-embedding rewrite structure for the given SRS is:
c c b c b c b c --(27)-> b c b b c b b c b c c b c b c b c (#885657)
OC+OC at 16
OC: c c b c b c b c --(26)-> b c b b c b b c b c c b c b c b a b (#818022)
OC+OC at 13
OC: c c b c b c b c --(24)-> b c b b c b b c b c c b c c c b (#301536)
OC+OC at 13
OC: c c b c b c b c --(23)-> b c b b c b b c b c c b c a b c b (#165772)
OC+OC at 14
OC: c c b c b c --(19)-> b c b b c b b c b c c b c a a (#155834)
OC+OC at 6
OC: c c b c b c --(13)-> b c b b c b c c b c b a a (#10950)
OC+OC at 3
OC: c c b c b c --(7)-> b c b c c b c c b a a (#473)
OC+OC at 6
OC: c c b c b c --(6)-> b c b c c b a b c b a a (#203)
OC+OC at 7
OC: c c b c --(4)-> b c b c c b a a (#64)
OC+OC at 3
OC: c c b c --(3)-> b c b a b c b a a (#20)
OC+OC at 4
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a b c --(2)-> b c b a a (#6)
OC+OC at 0
OC: a b --(1)-> c (#2)
Rule
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a b --(1)-> c (#2)
Rule
OC: a b c --(2)-> b c b a a (#6)
OC+OC at 0
OC: a b --(1)-> c (#2)
Rule
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a b --(1)-> c (#2)
Rule
OC: c c b c --(6)-> b c b c c b (#67)
OC+OC at 3
OC: c c b c --(5)-> b c b a b c b (#21)
OC+OC at 4
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a b c --(4)-> b c b (#10)
OC+OC at 3
OC: a b c --(3)-> b c b a (#7)
OC+OC at 0
OC: a b --(1)-> c (#2)
Rule
OC: c c --(2)-> b c b a (#4)
OC+OC at 3
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a --(1)-> (#1)
Rule
OC: a --(1)-> (#1)
Rule
OC: a b --(1)-> c (#2)
Rule
OC: c c b c b --(6)-> b c b c c b c (#102)
OC+OC at 3
OC: c c b c b --(5)-> b c b a b c b c (#45)
OC+OC at 4
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a b c b --(4)-> b c b c (#15)
OC+OC at 0
OC: a b --(1)-> c (#2)
Rule
OC: c c b --(3)-> b c b c (#9)
OC+OC at 3
OC: c c --(2)-> b c b a (#4)
OC+OC at 3
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a --(1)-> (#1)
Rule
OC: a b --(1)-> c (#2)
Rule
OC: a b --(1)-> c (#2)
Rule
OC: a b c --(4)-> b c b (#10)
OC+OC at 3
OC: a b c --(3)-> b c b a (#7)
OC+OC at 0
OC: a b --(1)-> c (#2)
Rule
OC: c c --(2)-> b c b a (#4)
OC+OC at 3
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a --(1)-> (#1)
Rule
OC: a --(1)-> (#1)
Rule
OC: a b --(1)-> c (#2)
Rule
OC: c c --(2)-> b c b a (#4)
OC+OC at 3
OC: c c --(1)-> b c b a a (#3)
Rule
OC: a --(1)-> (#1)
Rule
OC: a b --(1)-> c (#2)
Rule
Hence, the SRS is non-terminating.