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


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NO
Input TRS:
    1: tail(cons(X)) -> XS
    2: nats() -> cons(0())
    3: pairs() -> cons(0())
    4: odds() -> incr(pairs())
    5: incr(cons(X)) -> cons(s(X))
    6: head(cons(X)) -> X
Extra variable in rule 1.