YES(?,O(n^1))
* Step 1: UnreachableRules WORST_CASE(?,O(n^1))
    + Considered Problem:
        Rules:
          0. zip3(A,B,C)   -> zip3(-1 + A,-1 + B,-1 + C) [A >= 1 && B >= 1 && C >= 1] (?,1)
          1. group3(A,B,C) -> group3(-3 + A,B,C)         [A >= 4]                     (?,1)
          2. start(A,B,C)  -> zip3(A,B,C)                True                         (1,1)
        Signature:
          {(group3,3);(start,3);(zip3,3)}
        Flow Graph:
          [0->{0},1->{1},2->{0}]
        
    + Applied Processor:
        UnreachableRules
    + Details:
        Following transitions are not reachable from the starting states and are revomed: [1]
* Step 2: AddSinks WORST_CASE(?,O(n^1))
    + Considered Problem:
        Rules:
          0. zip3(A,B,C)  -> zip3(-1 + A,-1 + B,-1 + C) [A >= 1 && B >= 1 && C >= 1] (?,1)
          2. start(A,B,C) -> zip3(A,B,C)                True                         (1,1)
        Signature:
          {(group3,3);(start,3);(zip3,3)}
        Flow Graph:
          [0->{0},2->{0}]
        
    + Applied Processor:
        AddSinks
    + Details:
        ()
* Step 3: LooptreeTransformer WORST_CASE(?,O(n^1))
    + Considered Problem:
        Rules:
          0. zip3(A,B,C)  -> zip3(-1 + A,-1 + B,-1 + C) [A >= 1 && B >= 1 && C >= 1] (?,1)
          2. start(A,B,C) -> zip3(A,B,C)                True                         (1,1)
          3. zip3(A,B,C)  -> exitus616(A,B,C)           True                         (?,1)
        Signature:
          {(exitus616,3);(group3,3);(start,3);(zip3,3)}
        Flow Graph:
          [0->{0,3},2->{0,3},3->{}]
        
    + Applied Processor:
        LooptreeTransformer
    + Details:
        We construct a looptree:
          P: [0,2,3]
          |
          `- p:[0] c: [0]
* Step 4: SizeAbstraction WORST_CASE(?,O(n^1))
    + Considered Problem:
        (Rules:
          0. zip3(A,B,C)  -> zip3(-1 + A,-1 + B,-1 + C) [A >= 1 && B >= 1 && C >= 1] (?,1)
          2. start(A,B,C) -> zip3(A,B,C)                True                         (1,1)
          3. zip3(A,B,C)  -> exitus616(A,B,C)           True                         (?,1)
        Signature:
          {(exitus616,3);(group3,3);(start,3);(zip3,3)}
        Flow Graph:
          [0->{0,3},2->{0,3},3->{}]
        
        ,We construct a looptree:
          P: [0,2,3]
          |
          `- p:[0] c: [0])
    + Applied Processor:
        SizeAbstraction UseCFG Minimize
    + Details:
        ()
* Step 5: FlowAbstraction WORST_CASE(?,O(n^1))
    + Considered Problem:
        Program:
          Domain: [A,B,C,0.0]
           zip3   ~>  zip3        [A <= A, B <= B, C <= C]
           start  ~>  zip3        [A <= A, B <= B, C <= C]
           zip3   ~>  exitus616   [A <= A, B <= B, C <= C]
          + Loop: [0.0 <= A]
               zip3  ~>  zip3   [A <= A, B <= B, C <= C]
    + Applied Processor:
        FlowAbstraction
    + Details:
        ()
* Step 6: LareProcessor WORST_CASE(?,O(n^1))
    + Considered Problem:
        Program:
          Domain: [tick,huge,K,A,B,C,0.0]
           zip3   ~>  zip3        []
           start  ~>  zip3        []
           zip3   ~>  exitus616   []
          + Loop: [A ~=> 0.0]
               zip3  ~>  zip3   []
    + Applied Processor:
        LareProcessor
    + Details:
         start  ~>  exitus616   [A ~=> 0.0,A ~+> tick,tick ~+> tick]
        + <zip3  ~>  zip3>  [A ~=> 0.0,A ~+> tick,tick ~+> tick]

YES(?,O(n^1))