9.36/4.02 YES 11.87/4.69 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 11.87/4.69 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 11.87/4.69 11.87/4.69 11.87/4.69 H-Termination with start terms of the given HASKELL could be proven: 11.87/4.69 11.87/4.69 (0) HASKELL 11.87/4.69 (1) LR [EQUIVALENT, 0 ms] 11.87/4.69 (2) HASKELL 11.87/4.69 (3) BR [EQUIVALENT, 0 ms] 11.87/4.69 (4) HASKELL 11.87/4.69 (5) COR [EQUIVALENT, 0 ms] 11.87/4.69 (6) HASKELL 11.87/4.69 (7) LetRed [EQUIVALENT, 6 ms] 11.87/4.69 (8) HASKELL 11.87/4.69 (9) NumRed [SOUND, 0 ms] 11.87/4.69 (10) HASKELL 11.87/4.69 (11) Narrow [SOUND, 0 ms] 11.87/4.69 (12) QDP 11.87/4.69 (13) QDPSizeChangeProof [EQUIVALENT, 0 ms] 11.87/4.69 (14) YES 11.87/4.69 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (0) 11.87/4.69 Obligation: 11.87/4.69 mainModule Main 11.87/4.69 module Maybe where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Main where { 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Monad where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Prelude; 11.87/4.69 replicateM :: Monad b => Int -> b a -> b [a]; 11.87/4.69 replicateM n x = sequence (replicate n x); 11.87/4.69 11.87/4.69 } 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (1) LR (EQUIVALENT) 11.87/4.69 Lambda Reductions: 11.87/4.69 The following Lambda expression 11.87/4.69 "\xs->return (x : xs)" 11.87/4.69 is transformed to 11.87/4.69 "sequence0 x xs = return (x : xs); 11.87/4.69 " 11.87/4.69 The following Lambda expression 11.87/4.69 "\x->sequence cs >>= sequence0 x" 11.87/4.69 is transformed to 11.87/4.69 "sequence1 cs x = sequence cs >>= sequence0 x; 11.87/4.69 " 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (2) 11.87/4.69 Obligation: 11.87/4.69 mainModule Main 11.87/4.69 module Maybe where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Main where { 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Monad where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Prelude; 11.87/4.69 replicateM :: Monad b => Int -> b a -> b [a]; 11.87/4.69 replicateM n x = sequence (replicate n x); 11.87/4.69 11.87/4.69 } 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (3) BR (EQUIVALENT) 11.87/4.69 Replaced joker patterns by fresh variables and removed binding patterns. 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (4) 11.87/4.69 Obligation: 11.87/4.69 mainModule Main 11.87/4.69 module Maybe where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Main where { 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Monad where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Prelude; 11.87/4.69 replicateM :: Monad b => Int -> b a -> b [a]; 11.87/4.69 replicateM n x = sequence (replicate n x); 11.87/4.69 11.87/4.69 } 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (5) COR (EQUIVALENT) 11.87/4.69 Cond Reductions: 11.87/4.69 The following Function with conditions 11.87/4.69 "undefined |Falseundefined; 11.87/4.69 " 11.87/4.69 is transformed to 11.87/4.69 "undefined = undefined1; 11.87/4.69 " 11.87/4.69 "undefined0 True = undefined; 11.87/4.69 " 11.87/4.69 "undefined1 = undefined0 False; 11.87/4.69 " 11.87/4.69 The following Function with conditions 11.87/4.69 "take n vy|n <= 0[]; 11.87/4.69 take vz [] = []; 11.87/4.69 take n (x : xs) = x : take (n - 1) xs; 11.87/4.69 " 11.87/4.69 is transformed to 11.87/4.69 "take n vy = take3 n vy; 11.87/4.69 take vz [] = take1 vz []; 11.87/4.69 take n (x : xs) = take0 n (x : xs); 11.87/4.69 " 11.87/4.69 "take0 n (x : xs) = x : take (n - 1) xs; 11.87/4.69 " 11.87/4.69 "take1 vz [] = []; 11.87/4.69 take1 ww wx = take0 ww wx; 11.87/4.69 " 11.87/4.69 "take2 n vy True = []; 11.87/4.69 take2 n vy False = take1 n vy; 11.87/4.69 " 11.87/4.69 "take3 n vy = take2 n vy (n <= 0); 11.87/4.69 take3 wy wz = take1 wy wz; 11.87/4.69 " 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (6) 11.87/4.69 Obligation: 11.87/4.69 mainModule Main 11.87/4.69 module Maybe where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Main where { 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Monad where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Prelude; 11.87/4.69 replicateM :: Monad b => Int -> b a -> b [a]; 11.87/4.69 replicateM n x = sequence (replicate n x); 11.87/4.69 11.87/4.69 } 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (7) LetRed (EQUIVALENT) 11.87/4.69 Let/Where Reductions: 11.87/4.69 The bindings of the following Let/Where expression 11.87/4.69 "xs where { 11.87/4.69 xs = x : xs; 11.87/4.69 } 11.87/4.69 " 11.87/4.69 are unpacked to the following functions on top level 11.87/4.69 "repeatXs xu = xu : repeatXs xu; 11.87/4.69 " 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (8) 11.87/4.69 Obligation: 11.87/4.69 mainModule Main 11.87/4.69 module Maybe where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Main where { 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Monad where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Prelude; 11.87/4.69 replicateM :: Monad b => Int -> b a -> b [a]; 11.87/4.69 replicateM n x = sequence (replicate n x); 11.87/4.69 11.87/4.69 } 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (9) NumRed (SOUND) 11.87/4.69 Num Reduction:All numbers are transformed to their corresponding representation with Succ, Pred and Zero. 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (10) 11.87/4.69 Obligation: 11.87/4.69 mainModule Main 11.87/4.69 module Maybe where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Main where { 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Monad; 11.87/4.69 import qualified Prelude; 11.87/4.69 } 11.87/4.69 module Monad where { 11.87/4.69 import qualified Main; 11.87/4.69 import qualified Maybe; 11.87/4.69 import qualified Prelude; 11.87/4.69 replicateM :: Monad b => Int -> b a -> b [a]; 11.87/4.69 replicateM n x = sequence (replicate n x); 11.87/4.69 11.87/4.69 } 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (11) Narrow (SOUND) 11.87/4.69 Haskell To QDPs 11.87/4.69 11.87/4.69 digraph dp_graph { 11.87/4.69 node [outthreshold=100, inthreshold=100];1[label="Monad.replicateM",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 11.87/4.69 3[label="Monad.replicateM xv3",fontsize=16,color="grey",shape="box"];3 -> 4[label="",style="dashed", color="grey", weight=3]; 11.87/4.69 4[label="Monad.replicateM xv3 xv4",fontsize=16,color="black",shape="triangle"];4 -> 5[label="",style="solid", color="black", weight=3]; 11.87/4.69 5[label="sequence (replicate xv3 xv4)",fontsize=16,color="black",shape="box"];5 -> 6[label="",style="solid", color="black", weight=3]; 11.87/4.69 6[label="sequence (take xv3 (repeat xv4))",fontsize=16,color="black",shape="box"];6 -> 7[label="",style="solid", color="black", weight=3]; 11.87/4.69 7[label="sequence (take3 xv3 (repeat xv4))",fontsize=16,color="black",shape="box"];7 -> 8[label="",style="solid", color="black", weight=3]; 11.87/4.69 8[label="sequence (take2 xv3 (repeat xv4) (xv3 <= Pos Zero))",fontsize=16,color="black",shape="box"];8 -> 9[label="",style="solid", color="black", weight=3]; 11.87/4.69 9[label="sequence (take2 xv3 (repeat xv4) (compare xv3 (Pos Zero) /= GT))",fontsize=16,color="black",shape="box"];9 -> 10[label="",style="solid", color="black", weight=3]; 11.87/4.69 10[label="sequence (take2 xv3 (repeat xv4) (not (compare xv3 (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];10 -> 11[label="",style="solid", color="black", weight=3]; 11.87/4.69 11[label="sequence (take2 xv3 (repeat xv4) (not (primCmpInt xv3 (Pos Zero) == GT)))",fontsize=16,color="burlywood",shape="box"];118[label="xv3/Pos xv30",fontsize=10,color="white",style="solid",shape="box"];11 -> 118[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 118 -> 12[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 119[label="xv3/Neg xv30",fontsize=10,color="white",style="solid",shape="box"];11 -> 119[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 119 -> 13[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 12[label="sequence (take2 (Pos xv30) (repeat xv4) (not (primCmpInt (Pos xv30) (Pos Zero) == GT)))",fontsize=16,color="burlywood",shape="box"];120[label="xv30/Succ xv300",fontsize=10,color="white",style="solid",shape="box"];12 -> 120[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 120 -> 14[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 121[label="xv30/Zero",fontsize=10,color="white",style="solid",shape="box"];12 -> 121[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 121 -> 15[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 13[label="sequence (take2 (Neg xv30) (repeat xv4) (not (primCmpInt (Neg xv30) (Pos Zero) == GT)))",fontsize=16,color="burlywood",shape="box"];122[label="xv30/Succ xv300",fontsize=10,color="white",style="solid",shape="box"];13 -> 122[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 122 -> 16[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 123[label="xv30/Zero",fontsize=10,color="white",style="solid",shape="box"];13 -> 123[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 123 -> 17[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 14[label="sequence (take2 (Pos (Succ xv300)) (repeat xv4) (not (primCmpInt (Pos (Succ xv300)) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];14 -> 18[label="",style="solid", color="black", weight=3]; 11.87/4.69 15[label="sequence (take2 (Pos Zero) (repeat xv4) (not (primCmpInt (Pos Zero) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];15 -> 19[label="",style="solid", color="black", weight=3]; 11.87/4.69 16[label="sequence (take2 (Neg (Succ xv300)) (repeat xv4) (not (primCmpInt (Neg (Succ xv300)) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];16 -> 20[label="",style="solid", color="black", weight=3]; 11.87/4.69 17[label="sequence (take2 (Neg Zero) (repeat xv4) (not (primCmpInt (Neg Zero) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];17 -> 21[label="",style="solid", color="black", weight=3]; 11.87/4.69 18[label="sequence (take2 (Pos (Succ xv300)) (repeat xv4) (not (primCmpNat (Succ xv300) Zero == GT)))",fontsize=16,color="black",shape="box"];18 -> 22[label="",style="solid", color="black", weight=3]; 11.87/4.69 19[label="sequence (take2 (Pos Zero) (repeat xv4) (not (EQ == GT)))",fontsize=16,color="black",shape="box"];19 -> 23[label="",style="solid", color="black", weight=3]; 11.87/4.69 20[label="sequence (take2 (Neg (Succ xv300)) (repeat xv4) (not (LT == GT)))",fontsize=16,color="black",shape="box"];20 -> 24[label="",style="solid", color="black", weight=3]; 11.87/4.69 21[label="sequence (take2 (Neg Zero) (repeat xv4) (not (EQ == GT)))",fontsize=16,color="black",shape="box"];21 -> 25[label="",style="solid", color="black", weight=3]; 11.87/4.69 22[label="sequence (take2 (Pos (Succ xv300)) (repeat xv4) (not (GT == GT)))",fontsize=16,color="black",shape="box"];22 -> 26[label="",style="solid", color="black", weight=3]; 11.87/4.69 23[label="sequence (take2 (Pos Zero) (repeat xv4) (not False))",fontsize=16,color="black",shape="box"];23 -> 27[label="",style="solid", color="black", weight=3]; 11.87/4.69 24[label="sequence (take2 (Neg (Succ xv300)) (repeat xv4) (not False))",fontsize=16,color="black",shape="box"];24 -> 28[label="",style="solid", color="black", weight=3]; 11.87/4.69 25[label="sequence (take2 (Neg Zero) (repeat xv4) (not False))",fontsize=16,color="black",shape="box"];25 -> 29[label="",style="solid", color="black", weight=3]; 11.87/4.69 26[label="sequence (take2 (Pos (Succ xv300)) (repeat xv4) (not True))",fontsize=16,color="black",shape="box"];26 -> 30[label="",style="solid", color="black", weight=3]; 11.87/4.69 27[label="sequence (take2 (Pos Zero) (repeat xv4) True)",fontsize=16,color="black",shape="box"];27 -> 31[label="",style="solid", color="black", weight=3]; 11.87/4.69 28[label="sequence (take2 (Neg (Succ xv300)) (repeat xv4) True)",fontsize=16,color="black",shape="box"];28 -> 32[label="",style="solid", color="black", weight=3]; 11.87/4.69 29[label="sequence (take2 (Neg Zero) (repeat xv4) True)",fontsize=16,color="black",shape="box"];29 -> 33[label="",style="solid", color="black", weight=3]; 11.87/4.69 30[label="sequence (take2 (Pos (Succ xv300)) (repeat xv4) False)",fontsize=16,color="black",shape="box"];30 -> 34[label="",style="solid", color="black", weight=3]; 11.87/4.69 31[label="sequence []",fontsize=16,color="black",shape="triangle"];31 -> 35[label="",style="solid", color="black", weight=3]; 11.87/4.69 32 -> 31[label="",style="dashed", color="red", weight=0]; 11.87/4.69 32[label="sequence []",fontsize=16,color="magenta"];33 -> 31[label="",style="dashed", color="red", weight=0]; 11.87/4.69 33[label="sequence []",fontsize=16,color="magenta"];34[label="sequence (take1 (Pos (Succ xv300)) (repeat xv4))",fontsize=16,color="black",shape="box"];34 -> 36[label="",style="solid", color="black", weight=3]; 11.87/4.69 35[label="return []",fontsize=16,color="black",shape="box"];35 -> 37[label="",style="solid", color="black", weight=3]; 11.87/4.69 36[label="sequence (take1 (Pos (Succ xv300)) (repeatXs xv4))",fontsize=16,color="black",shape="triangle"];36 -> 38[label="",style="solid", color="black", weight=3]; 11.87/4.69 37[label="Just []",fontsize=16,color="green",shape="box"];38[label="sequence (take1 (Pos (Succ xv300)) (xv4 : repeatXs xv4))",fontsize=16,color="black",shape="box"];38 -> 39[label="",style="solid", color="black", weight=3]; 11.87/4.69 39[label="sequence (take0 (Pos (Succ xv300)) (xv4 : repeatXs xv4))",fontsize=16,color="black",shape="box"];39 -> 40[label="",style="solid", color="black", weight=3]; 11.87/4.69 40[label="sequence (xv4 : take (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs xv4))",fontsize=16,color="black",shape="box"];40 -> 41[label="",style="solid", color="black", weight=3]; 11.87/4.69 41[label="xv4 >>= sequence1 (take (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs xv4))",fontsize=16,color="burlywood",shape="box"];124[label="xv4/Nothing",fontsize=10,color="white",style="solid",shape="box"];41 -> 124[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 124 -> 42[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 125[label="xv4/Just xv40",fontsize=10,color="white",style="solid",shape="box"];41 -> 125[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 125 -> 43[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 42[label="Nothing >>= sequence1 (take (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs Nothing))",fontsize=16,color="black",shape="box"];42 -> 44[label="",style="solid", color="black", weight=3]; 11.87/4.69 43[label="Just xv40 >>= sequence1 (take (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40)))",fontsize=16,color="black",shape="box"];43 -> 45[label="",style="solid", color="black", weight=3]; 11.87/4.69 44[label="Nothing",fontsize=16,color="green",shape="box"];45[label="sequence1 (take (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40))) xv40",fontsize=16,color="black",shape="box"];45 -> 46[label="",style="solid", color="black", weight=3]; 11.87/4.69 46 -> 68[label="",style="dashed", color="red", weight=0]; 11.87/4.69 46[label="sequence (take (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40))) >>= sequence0 xv40",fontsize=16,color="magenta"];46 -> 69[label="",style="dashed", color="magenta", weight=3]; 11.87/4.69 69[label="sequence (take (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40)))",fontsize=16,color="black",shape="box"];69 -> 89[label="",style="solid", color="black", weight=3]; 11.87/4.69 68[label="xv5 >>= sequence0 xv40",fontsize=16,color="burlywood",shape="triangle"];126[label="xv5/Nothing",fontsize=10,color="white",style="solid",shape="box"];68 -> 126[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 126 -> 90[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 127[label="xv5/Just xv50",fontsize=10,color="white",style="solid",shape="box"];68 -> 127[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 127 -> 91[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 89[label="sequence (take3 (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40)))",fontsize=16,color="black",shape="box"];89 -> 92[label="",style="solid", color="black", weight=3]; 11.87/4.69 90[label="Nothing >>= sequence0 xv40",fontsize=16,color="black",shape="box"];90 -> 93[label="",style="solid", color="black", weight=3]; 11.87/4.69 91[label="Just xv50 >>= sequence0 xv40",fontsize=16,color="black",shape="box"];91 -> 94[label="",style="solid", color="black", weight=3]; 11.87/4.69 92[label="sequence (take2 (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40)) (Pos (Succ xv300) - Pos (Succ Zero) <= Pos Zero))",fontsize=16,color="black",shape="box"];92 -> 95[label="",style="solid", color="black", weight=3]; 11.87/4.69 93[label="Nothing",fontsize=16,color="green",shape="box"];94[label="sequence0 xv40 xv50",fontsize=16,color="black",shape="box"];94 -> 96[label="",style="solid", color="black", weight=3]; 11.87/4.69 95[label="sequence (take2 (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40)) (compare (Pos (Succ xv300) - Pos (Succ Zero)) (Pos Zero) /= GT))",fontsize=16,color="black",shape="box"];95 -> 97[label="",style="solid", color="black", weight=3]; 11.87/4.69 96[label="return (xv40 : xv50)",fontsize=16,color="black",shape="box"];96 -> 98[label="",style="solid", color="black", weight=3]; 11.87/4.69 97[label="sequence (take2 (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40)) (not (compare (Pos (Succ xv300) - Pos (Succ Zero)) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];97 -> 99[label="",style="solid", color="black", weight=3]; 11.87/4.69 98[label="Just (xv40 : xv50)",fontsize=16,color="green",shape="box"];99[label="sequence (take2 (Pos (Succ xv300) - Pos (Succ Zero)) (repeatXs (Just xv40)) (not (primCmpInt (Pos (Succ xv300) - Pos (Succ Zero)) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];99 -> 100[label="",style="solid", color="black", weight=3]; 11.87/4.69 100[label="sequence (take2 (primMinusInt (Pos (Succ xv300)) (Pos (Succ Zero))) (repeatXs (Just xv40)) (not (primCmpInt (primMinusInt (Pos (Succ xv300)) (Pos (Succ Zero))) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];100 -> 101[label="",style="solid", color="black", weight=3]; 11.87/4.69 101[label="sequence (take2 (primMinusNat (Succ xv300) (Succ Zero)) (repeatXs (Just xv40)) (not (primCmpInt (primMinusNat (Succ xv300) (Succ Zero)) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];101 -> 102[label="",style="solid", color="black", weight=3]; 11.87/4.69 102[label="sequence (take2 (primMinusNat xv300 Zero) (repeatXs (Just xv40)) (not (primCmpInt (primMinusNat xv300 Zero) (Pos Zero) == GT)))",fontsize=16,color="burlywood",shape="box"];128[label="xv300/Succ xv3000",fontsize=10,color="white",style="solid",shape="box"];102 -> 128[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 128 -> 103[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 129[label="xv300/Zero",fontsize=10,color="white",style="solid",shape="box"];102 -> 129[label="",style="solid", color="burlywood", weight=9]; 11.87/4.69 129 -> 104[label="",style="solid", color="burlywood", weight=3]; 11.87/4.69 103[label="sequence (take2 (primMinusNat (Succ xv3000) Zero) (repeatXs (Just xv40)) (not (primCmpInt (primMinusNat (Succ xv3000) Zero) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];103 -> 105[label="",style="solid", color="black", weight=3]; 11.87/4.69 104[label="sequence (take2 (primMinusNat Zero Zero) (repeatXs (Just xv40)) (not (primCmpInt (primMinusNat Zero Zero) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];104 -> 106[label="",style="solid", color="black", weight=3]; 11.87/4.69 105[label="sequence (take2 (Pos (Succ xv3000)) (repeatXs (Just xv40)) (not (primCmpInt (Pos (Succ xv3000)) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];105 -> 107[label="",style="solid", color="black", weight=3]; 11.87/4.69 106[label="sequence (take2 (Pos Zero) (repeatXs (Just xv40)) (not (primCmpInt (Pos Zero) (Pos Zero) == GT)))",fontsize=16,color="black",shape="box"];106 -> 108[label="",style="solid", color="black", weight=3]; 11.87/4.69 107[label="sequence (take2 (Pos (Succ xv3000)) (repeatXs (Just xv40)) (not (primCmpNat (Succ xv3000) Zero == GT)))",fontsize=16,color="black",shape="box"];107 -> 109[label="",style="solid", color="black", weight=3]; 11.87/4.69 108[label="sequence (take2 (Pos Zero) (repeatXs (Just xv40)) (not (EQ == GT)))",fontsize=16,color="black",shape="box"];108 -> 110[label="",style="solid", color="black", weight=3]; 11.87/4.69 109[label="sequence (take2 (Pos (Succ xv3000)) (repeatXs (Just xv40)) (not (GT == GT)))",fontsize=16,color="black",shape="box"];109 -> 111[label="",style="solid", color="black", weight=3]; 11.87/4.69 110[label="sequence (take2 (Pos Zero) (repeatXs (Just xv40)) (not False))",fontsize=16,color="black",shape="box"];110 -> 112[label="",style="solid", color="black", weight=3]; 11.87/4.69 111[label="sequence (take2 (Pos (Succ xv3000)) (repeatXs (Just xv40)) (not True))",fontsize=16,color="black",shape="box"];111 -> 113[label="",style="solid", color="black", weight=3]; 11.87/4.69 112[label="sequence (take2 (Pos Zero) (repeatXs (Just xv40)) True)",fontsize=16,color="black",shape="box"];112 -> 114[label="",style="solid", color="black", weight=3]; 11.87/4.69 113[label="sequence (take2 (Pos (Succ xv3000)) (repeatXs (Just xv40)) False)",fontsize=16,color="black",shape="box"];113 -> 115[label="",style="solid", color="black", weight=3]; 11.87/4.69 114 -> 31[label="",style="dashed", color="red", weight=0]; 11.87/4.69 114[label="sequence []",fontsize=16,color="magenta"];115 -> 36[label="",style="dashed", color="red", weight=0]; 11.87/4.69 115[label="sequence (take1 (Pos (Succ xv3000)) (repeatXs (Just xv40)))",fontsize=16,color="magenta"];115 -> 116[label="",style="dashed", color="magenta", weight=3]; 11.87/4.69 115 -> 117[label="",style="dashed", color="magenta", weight=3]; 11.87/4.69 116[label="xv3000",fontsize=16,color="green",shape="box"];117[label="Just xv40",fontsize=16,color="green",shape="box"];} 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (12) 11.87/4.69 Obligation: 11.87/4.69 Q DP problem: 11.87/4.69 The TRS P consists of the following rules: 11.87/4.69 11.87/4.69 new_sequence(Succ(xv3000), Just(xv40), h) -> new_sequence(xv3000, Just(xv40), h) 11.87/4.69 11.87/4.69 R is empty. 11.87/4.69 Q is empty. 11.87/4.69 We have to consider all minimal (P,Q,R)-chains. 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (13) QDPSizeChangeProof (EQUIVALENT) 11.87/4.69 By using the subterm criterion [SUBTERM_CRITERION] together with the size-change analysis [AAECC05] we have proven that there are no infinite chains for this DP problem. 11.87/4.69 11.87/4.69 From the DPs we obtained the following set of size-change graphs: 11.87/4.69 *new_sequence(Succ(xv3000), Just(xv40), h) -> new_sequence(xv3000, Just(xv40), h) 11.87/4.69 The graph contains the following edges 1 > 1, 2 >= 2, 3 >= 3 11.87/4.69 11.87/4.69 11.87/4.69 ---------------------------------------- 11.87/4.69 11.87/4.69 (14) 11.87/4.69 YES 11.94/4.74 EOF