/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:
 a(a(b(b(x1)))) -> b(b(b(a(a(a(x1))))))
 a(c(x1)) -> c(a(x1))
 c(b(x1)) -> b(c(x1))

Proof:
 Open