* Step 1: Sum WORST_CASE(Omega(n^1),O(n^1))
    + Considered Problem:
        - Strict TRS:
            r1(cons(x,k),a) -> r1(k,cons(x,a))
            r1(empty(),a) -> a
            rev(ls) -> r1(ls,empty())
        - Signature:
            {r1/2,rev/1} / {cons/2,empty/0}
        - Obligation:
            innermost runtime complexity wrt. defined symbols {r1,rev} and constructors {cons,empty}
    + Applied Processor:
        Sum {left = someStrategy, right = someStrategy}
    + Details:
        ()
** Step 1.a:1: DecreasingLoops WORST_CASE(Omega(n^1),?)
    + Considered Problem:
        - Strict TRS:
            r1(cons(x,k),a) -> r1(k,cons(x,a))
            r1(empty(),a) -> a
            rev(ls) -> r1(ls,empty())
        - Signature:
            {r1/2,rev/1} / {cons/2,empty/0}
        - Obligation:
            innermost runtime complexity wrt. defined symbols {r1,rev} and constructors {cons,empty}
    + Applied Processor:
        DecreasingLoops {bound = AnyLoop, narrow = 10}
    + Details:
        The system has following decreasing Loops:
          r1(y,z){y -> cons(x,y)} =
            r1(cons(x,y),z) ->^+ r1(y,cons(x,z))
              = C[r1(y,cons(x,z)) = r1(y,z){z -> cons(x,z)}]

** Step 1.b:1: Bounds WORST_CASE(?,O(n^1))
    + Considered Problem:
        - Strict TRS:
            r1(cons(x,k),a) -> r1(k,cons(x,a))
            r1(empty(),a) -> a
            rev(ls) -> r1(ls,empty())
        - Signature:
            {r1/2,rev/1} / {cons/2,empty/0}
        - Obligation:
            innermost runtime complexity wrt. defined symbols {r1,rev} and constructors {cons,empty}
    + Applied Processor:
        Bounds {initialAutomaton = minimal, enrichment = match}
    + Details:
        The problem is match-bounded by 1.
        The enriched problem is compatible with follwoing automaton.
          cons_0(2,2) -> 1
          cons_0(2,2) -> 2
          cons_1(2,2) -> 1
          cons_1(2,2) -> 3
          cons_1(2,3) -> 1
          cons_1(2,3) -> 3
          empty_0() -> 1
          empty_0() -> 2
          empty_1() -> 1
          empty_1() -> 3
          r1_0(2,2) -> 1
          r1_1(2,3) -> 1
          rev_0(2) -> 1
          2 -> 1
          3 -> 1
** Step 1.b:2: EmptyProcessor WORST_CASE(?,O(1))
    + Considered Problem:
        - Weak TRS:
            r1(cons(x,k),a) -> r1(k,cons(x,a))
            r1(empty(),a) -> a
            rev(ls) -> r1(ls,empty())
        - Signature:
            {r1/2,rev/1} / {cons/2,empty/0}
        - Obligation:
            innermost runtime complexity wrt. defined symbols {r1,rev} and constructors {cons,empty}
    + Applied Processor:
        EmptyProcessor
    + Details:
        The problem is already closed. The intended complexity is O(1).

WORST_CASE(Omega(n^1),O(n^1))