/export/starexec/sandbox2/solver/bin/starexec_run_ttt2 /export/starexec/sandbox2/benchmark/theBenchmark.xml /export/starexec/sandbox2/output/output_files


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NO

Problem:
 strict:
  a(c(c(x1))) -> c(c(a(x1)))
  a(b(b(x1))) -> b(b(a(x1)))
  a(a(c(x1))) -> b(b(a(x1)))
  b(c(a(x1))) -> a(c(c(x1)))
 weak:
  a(c(a(x1))) -> a(c(b(x1)))
  b(a(a(x1))) -> a(a(a(x1)))

Proof:
 String Reversal Processor:
  strict:
   c(c(a(x1))) -> a(c(c(x1)))
   b(b(a(x1))) -> a(b(b(x1)))
   c(a(a(x1))) -> a(b(b(x1)))
   a(c(b(x1))) -> c(c(a(x1)))
  weak:
   a(c(a(x1))) -> b(c(a(x1)))
   a(a(b(x1))) -> a(a(a(x1)))
  Unfolding Processor:
   loop length: 8
   terms:
    c(c(a(c(a(a(a(a(x515203))))))))
    a(c(c(c(a(a(a(a(x515203))))))))
    a(c(a(c(c(a(a(a(x515203))))))))
    a(c(a(c(a(b(b(a(x515203))))))))
    a(c(b(c(a(b(b(a(x515203))))))))
    c(c(a(c(a(b(b(a(x515203))))))))
    c(c(a(c(a(a(b(b(x515203))))))))
    c(c(a(c(a(a(a(b(x515203))))))))
   context: []
   substitution:
    x515203 -> x515203
   Qed