/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files


--------------------------------------------------------------------------------


NO


The system was reversed.

Remains to prove termination of the 2-rule system
{ b a a -> a a c b b ,
  c a -> a a }


Loop of length 11 starting with a string of length 9 using right expansion
and the encoding {a=b, b=a, c=c}:

.abb.bbbbbb
	rule abb -> bbcaa at position 0
.bbcaa.bbbbbb
	rule abb -> bbcaa at position 4
.bbcabbcaa.bbbb
	rule abb -> bbcaa at position 8
.bbcabbcabbcaa.bb
	rule abb -> bbcaa at position 7
.bbcabbcbbcaacaa.bb
	rule cb -> bb at position 6
.bbcabbbbbcaacaa.bb
	rule abb -> bbcaa at position 14
.bbcabbbbbcaacabbcaa.
	rule abb -> bbcaa at position 13
.bbcabbbbbcaacbbcaacaa.
	rule cb -> bb at position 12
.bbcabbbbbcaabbbcaacaa.
	rule abb -> bbcaa at position 11
.bbcabbbbbcabbcaabcaacaa.
	rule abb -> bbcaa at position 10
.bbcabbbbbcbbcaacaabcaacaa.
	rule cb -> bb at position 9
.bbcabbbbbbbbcaacaabcaacaa.