/export/starexec/sandbox2/solver/bin/starexec_run_ttt2-1.17+nonreach /export/starexec/sandbox2/benchmark/theBenchmark.xml /export/starexec/sandbox2/output/output_files


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MAYBE

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

Proof:
 Open