/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 1-rule system
{ b a a a a -> a a a a b b a }


Loop of length 16 starting with a string of length 17 using right expansion
and the encoding {a=b, b=a}:

.abbbb.bbbbbbbbbbbb
	rule abbbb -> bbbbaab at position 0
.bbbbaab.bbbbbbbbbbbb
	rule abbbb -> bbbbaab at position 5
.bbbbabbbbaab.bbbbbbbbb
	rule abbbb -> bbbbaab at position 10
.bbbbabbbbabbbbaab.bbbbbb
	rule abbbb -> bbbbaab at position 9
.bbbbabbbbbbbbaabaab.bbbbbb
	rule abbbb -> bbbbaab at position 17
.bbbbabbbbbbbbaababbbbaab.bbb
	rule abbbb -> bbbbaab at position 16
.bbbbabbbbbbbbaabbbbbaabaab.bbb
	rule abbbb -> bbbbaab at position 14
.bbbbabbbbbbbbabbbbaabbaabaab.bbb
	rule abbbb -> bbbbaab at position 13
.bbbbabbbbbbbbbbbbaabaabbaabaab.bbb
	rule abbbb -> bbbbaab at position 28
.bbbbabbbbbbbbbbbbaabaabbaababbbbaab.
	rule abbbb -> bbbbaab at position 27
.bbbbabbbbbbbbbbbbaabaabbaabbbbbaabaab.
	rule abbbb -> bbbbaab at position 25
.bbbbabbbbbbbbbbbbaabaabbabbbbaabbaabaab.
	rule abbbb -> bbbbaab at position 24
.bbbbabbbbbbbbbbbbaabaabbbbbbaabaabbaabaab.
	rule abbbb -> bbbbaab at position 21
.bbbbabbbbbbbbbbbbaababbbbaabbbaabaabbaabaab.
	rule abbbb -> bbbbaab at position 20
.bbbbabbbbbbbbbbbbaabbbbbaabaabbbaabaabbaabaab.
	rule abbbb -> bbbbaab at position 18
.bbbbabbbbbbbbbbbbabbbbaabbaabaabbbaabaabbaabaab.
	rule abbbb -> bbbbaab at position 17
.bbbbabbbbbbbbbbbbbbbbaabaabbaabaabbbaabaabbaabaab.