7.79/3.53 YES 9.43/4.03 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 9.43/4.03 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 9.43/4.03 9.43/4.03 9.43/4.03 H-Termination with start terms of the given HASKELL could be proven: 9.43/4.03 9.43/4.03 (0) HASKELL 9.43/4.03 (1) BR [EQUIVALENT, 0 ms] 9.43/4.03 (2) HASKELL 9.43/4.03 (3) COR [EQUIVALENT, 0 ms] 9.43/4.03 (4) HASKELL 9.43/4.03 (5) Narrow [EQUIVALENT, 34 ms] 9.43/4.03 (6) YES 9.43/4.03 9.43/4.03 9.43/4.03 ---------------------------------------- 9.43/4.03 9.43/4.03 (0) 9.43/4.03 Obligation: 9.43/4.03 mainModule Main 9.43/4.03 module Main where { 9.43/4.03 import qualified Prelude; 9.43/4.03 data MyBool = MyTrue | MyFalse ; 9.43/4.03 9.43/4.03 data Ordering = LT | EQ | GT ; 9.43/4.03 9.43/4.03 compare0 x y MyTrue = GT; 9.43/4.03 9.43/4.03 compare1 x y MyTrue = LT; 9.43/4.03 compare1 x y MyFalse = compare0 x y otherwise; 9.43/4.03 9.43/4.03 compare2 x y MyTrue = EQ; 9.43/4.03 compare2 x y MyFalse = compare1 x y (ltEsOrdering x y); 9.43/4.03 9.43/4.03 compare3 x y = compare2 x y (esEsOrdering x y); 9.43/4.03 9.43/4.03 compareOrdering :: Ordering -> Ordering -> Ordering; 9.43/4.03 compareOrdering x y = compare3 x y; 9.43/4.03 9.43/4.03 esEsOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.03 esEsOrdering LT LT = MyTrue; 9.43/4.03 esEsOrdering LT EQ = MyFalse; 9.43/4.03 esEsOrdering LT GT = MyFalse; 9.43/4.03 esEsOrdering EQ LT = MyFalse; 9.43/4.04 esEsOrdering EQ EQ = MyTrue; 9.43/4.04 esEsOrdering EQ GT = MyFalse; 9.43/4.04 esEsOrdering GT LT = MyFalse; 9.43/4.04 esEsOrdering GT EQ = MyFalse; 9.43/4.04 esEsOrdering GT GT = MyTrue; 9.43/4.04 9.43/4.04 ltEsOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 ltEsOrdering LT LT = MyTrue; 9.43/4.04 ltEsOrdering LT EQ = MyTrue; 9.43/4.04 ltEsOrdering LT GT = MyTrue; 9.43/4.04 ltEsOrdering EQ LT = MyFalse; 9.43/4.04 ltEsOrdering EQ EQ = MyTrue; 9.43/4.04 ltEsOrdering EQ GT = MyTrue; 9.43/4.04 ltEsOrdering GT LT = MyFalse; 9.43/4.04 ltEsOrdering GT EQ = MyFalse; 9.43/4.04 ltEsOrdering GT GT = MyTrue; 9.43/4.04 9.43/4.04 ltOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 ltOrdering x y = esEsOrdering (compareOrdering x y) LT; 9.43/4.04 9.43/4.04 otherwise :: MyBool; 9.43/4.04 otherwise = MyTrue; 9.43/4.04 9.43/4.04 } 9.43/4.04 9.43/4.04 ---------------------------------------- 9.43/4.04 9.43/4.04 (1) BR (EQUIVALENT) 9.43/4.04 Replaced joker patterns by fresh variables and removed binding patterns. 9.43/4.04 ---------------------------------------- 9.43/4.04 9.43/4.04 (2) 9.43/4.04 Obligation: 9.43/4.04 mainModule Main 9.43/4.04 module Main where { 9.43/4.04 import qualified Prelude; 9.43/4.04 data MyBool = MyTrue | MyFalse ; 9.43/4.04 9.43/4.04 data Ordering = LT | EQ | GT ; 9.43/4.04 9.43/4.04 compare0 x y MyTrue = GT; 9.43/4.04 9.43/4.04 compare1 x y MyTrue = LT; 9.43/4.04 compare1 x y MyFalse = compare0 x y otherwise; 9.43/4.04 9.43/4.04 compare2 x y MyTrue = EQ; 9.43/4.04 compare2 x y MyFalse = compare1 x y (ltEsOrdering x y); 9.43/4.04 9.43/4.04 compare3 x y = compare2 x y (esEsOrdering x y); 9.43/4.04 9.43/4.04 compareOrdering :: Ordering -> Ordering -> Ordering; 9.43/4.04 compareOrdering x y = compare3 x y; 9.43/4.04 9.43/4.04 esEsOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 esEsOrdering LT LT = MyTrue; 9.43/4.04 esEsOrdering LT EQ = MyFalse; 9.43/4.04 esEsOrdering LT GT = MyFalse; 9.43/4.04 esEsOrdering EQ LT = MyFalse; 9.43/4.04 esEsOrdering EQ EQ = MyTrue; 9.43/4.04 esEsOrdering EQ GT = MyFalse; 9.43/4.04 esEsOrdering GT LT = MyFalse; 9.43/4.04 esEsOrdering GT EQ = MyFalse; 9.43/4.04 esEsOrdering GT GT = MyTrue; 9.43/4.04 9.43/4.04 ltEsOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 ltEsOrdering LT LT = MyTrue; 9.43/4.04 ltEsOrdering LT EQ = MyTrue; 9.43/4.04 ltEsOrdering LT GT = MyTrue; 9.43/4.04 ltEsOrdering EQ LT = MyFalse; 9.43/4.04 ltEsOrdering EQ EQ = MyTrue; 9.43/4.04 ltEsOrdering EQ GT = MyTrue; 9.43/4.04 ltEsOrdering GT LT = MyFalse; 9.43/4.04 ltEsOrdering GT EQ = MyFalse; 9.43/4.04 ltEsOrdering GT GT = MyTrue; 9.43/4.04 9.43/4.04 ltOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 ltOrdering x y = esEsOrdering (compareOrdering x y) LT; 9.43/4.04 9.43/4.04 otherwise :: MyBool; 9.43/4.04 otherwise = MyTrue; 9.43/4.04 9.43/4.04 } 9.43/4.04 9.43/4.04 ---------------------------------------- 9.43/4.04 9.43/4.04 (3) COR (EQUIVALENT) 9.43/4.04 Cond Reductions: 9.43/4.04 The following Function with conditions 9.43/4.04 "undefined |Falseundefined; 9.43/4.04 " 9.43/4.04 is transformed to 9.43/4.04 "undefined = undefined1; 9.43/4.04 " 9.43/4.04 "undefined0 True = undefined; 9.43/4.04 " 9.43/4.04 "undefined1 = undefined0 False; 9.43/4.04 " 9.43/4.04 9.43/4.04 ---------------------------------------- 9.43/4.04 9.43/4.04 (4) 9.43/4.04 Obligation: 9.43/4.04 mainModule Main 9.43/4.04 module Main where { 9.43/4.04 import qualified Prelude; 9.43/4.04 data MyBool = MyTrue | MyFalse ; 9.43/4.04 9.43/4.04 data Ordering = LT | EQ | GT ; 9.43/4.04 9.43/4.04 compare0 x y MyTrue = GT; 9.43/4.04 9.43/4.04 compare1 x y MyTrue = LT; 9.43/4.04 compare1 x y MyFalse = compare0 x y otherwise; 9.43/4.04 9.43/4.04 compare2 x y MyTrue = EQ; 9.43/4.04 compare2 x y MyFalse = compare1 x y (ltEsOrdering x y); 9.43/4.04 9.43/4.04 compare3 x y = compare2 x y (esEsOrdering x y); 9.43/4.04 9.43/4.04 compareOrdering :: Ordering -> Ordering -> Ordering; 9.43/4.04 compareOrdering x y = compare3 x y; 9.43/4.04 9.43/4.04 esEsOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 esEsOrdering LT LT = MyTrue; 9.43/4.04 esEsOrdering LT EQ = MyFalse; 9.43/4.04 esEsOrdering LT GT = MyFalse; 9.43/4.04 esEsOrdering EQ LT = MyFalse; 9.43/4.04 esEsOrdering EQ EQ = MyTrue; 9.43/4.04 esEsOrdering EQ GT = MyFalse; 9.43/4.04 esEsOrdering GT LT = MyFalse; 9.43/4.04 esEsOrdering GT EQ = MyFalse; 9.43/4.04 esEsOrdering GT GT = MyTrue; 9.43/4.04 9.43/4.04 ltEsOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 ltEsOrdering LT LT = MyTrue; 9.43/4.04 ltEsOrdering LT EQ = MyTrue; 9.43/4.04 ltEsOrdering LT GT = MyTrue; 9.43/4.04 ltEsOrdering EQ LT = MyFalse; 9.43/4.04 ltEsOrdering EQ EQ = MyTrue; 9.43/4.04 ltEsOrdering EQ GT = MyTrue; 9.43/4.04 ltEsOrdering GT LT = MyFalse; 9.43/4.04 ltEsOrdering GT EQ = MyFalse; 9.43/4.04 ltEsOrdering GT GT = MyTrue; 9.43/4.04 9.43/4.04 ltOrdering :: Ordering -> Ordering -> MyBool; 9.43/4.04 ltOrdering x y = esEsOrdering (compareOrdering x y) LT; 9.43/4.04 9.43/4.04 otherwise :: MyBool; 9.43/4.04 otherwise = MyTrue; 9.43/4.04 9.43/4.04 } 9.43/4.04 9.43/4.04 ---------------------------------------- 9.43/4.04 9.43/4.04 (5) Narrow (EQUIVALENT) 9.43/4.04 Haskell To QDPs 9.43/4.04 9.43/4.04 digraph dp_graph { 9.43/4.04 node [outthreshold=100, inthreshold=100];1[label="ltOrdering",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 9.43/4.04 3[label="ltOrdering vx3",fontsize=16,color="grey",shape="box"];3 -> 4[label="",style="dashed", color="grey", weight=3]; 9.43/4.04 4[label="ltOrdering vx3 vx4",fontsize=16,color="black",shape="triangle"];4 -> 5[label="",style="solid", color="black", weight=3]; 9.43/4.04 5[label="esEsOrdering (compareOrdering vx3 vx4) LT",fontsize=16,color="black",shape="box"];5 -> 6[label="",style="solid", color="black", weight=3]; 9.43/4.04 6[label="esEsOrdering (compare3 vx3 vx4) LT",fontsize=16,color="black",shape="box"];6 -> 7[label="",style="solid", color="black", weight=3]; 9.43/4.04 7[label="esEsOrdering (compare2 vx3 vx4 (esEsOrdering vx3 vx4)) LT",fontsize=16,color="burlywood",shape="box"];59[label="vx3/LT",fontsize=10,color="white",style="solid",shape="box"];7 -> 59[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 59 -> 8[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 60[label="vx3/EQ",fontsize=10,color="white",style="solid",shape="box"];7 -> 60[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 60 -> 9[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 61[label="vx3/GT",fontsize=10,color="white",style="solid",shape="box"];7 -> 61[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 61 -> 10[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 8[label="esEsOrdering (compare2 LT vx4 (esEsOrdering LT vx4)) LT",fontsize=16,color="burlywood",shape="box"];62[label="vx4/LT",fontsize=10,color="white",style="solid",shape="box"];8 -> 62[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 62 -> 11[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 63[label="vx4/EQ",fontsize=10,color="white",style="solid",shape="box"];8 -> 63[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 63 -> 12[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 64[label="vx4/GT",fontsize=10,color="white",style="solid",shape="box"];8 -> 64[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 64 -> 13[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 9[label="esEsOrdering (compare2 EQ vx4 (esEsOrdering EQ vx4)) LT",fontsize=16,color="burlywood",shape="box"];65[label="vx4/LT",fontsize=10,color="white",style="solid",shape="box"];9 -> 65[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 65 -> 14[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 66[label="vx4/EQ",fontsize=10,color="white",style="solid",shape="box"];9 -> 66[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 66 -> 15[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 67[label="vx4/GT",fontsize=10,color="white",style="solid",shape="box"];9 -> 67[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 67 -> 16[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 10[label="esEsOrdering (compare2 GT vx4 (esEsOrdering GT vx4)) LT",fontsize=16,color="burlywood",shape="box"];68[label="vx4/LT",fontsize=10,color="white",style="solid",shape="box"];10 -> 68[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 68 -> 17[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 69[label="vx4/EQ",fontsize=10,color="white",style="solid",shape="box"];10 -> 69[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 69 -> 18[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 70[label="vx4/GT",fontsize=10,color="white",style="solid",shape="box"];10 -> 70[label="",style="solid", color="burlywood", weight=9]; 9.43/4.04 70 -> 19[label="",style="solid", color="burlywood", weight=3]; 9.43/4.04 11[label="esEsOrdering (compare2 LT LT (esEsOrdering LT LT)) LT",fontsize=16,color="black",shape="box"];11 -> 20[label="",style="solid", color="black", weight=3]; 9.43/4.04 12[label="esEsOrdering (compare2 LT EQ (esEsOrdering LT EQ)) LT",fontsize=16,color="black",shape="box"];12 -> 21[label="",style="solid", color="black", weight=3]; 9.43/4.04 13[label="esEsOrdering (compare2 LT GT (esEsOrdering LT GT)) LT",fontsize=16,color="black",shape="box"];13 -> 22[label="",style="solid", color="black", weight=3]; 9.43/4.04 14[label="esEsOrdering (compare2 EQ LT (esEsOrdering EQ LT)) LT",fontsize=16,color="black",shape="box"];14 -> 23[label="",style="solid", color="black", weight=3]; 9.43/4.04 15[label="esEsOrdering (compare2 EQ EQ (esEsOrdering EQ EQ)) LT",fontsize=16,color="black",shape="box"];15 -> 24[label="",style="solid", color="black", weight=3]; 9.43/4.04 16[label="esEsOrdering (compare2 EQ GT (esEsOrdering EQ GT)) LT",fontsize=16,color="black",shape="box"];16 -> 25[label="",style="solid", color="black", weight=3]; 9.43/4.04 17[label="esEsOrdering (compare2 GT LT (esEsOrdering GT LT)) LT",fontsize=16,color="black",shape="box"];17 -> 26[label="",style="solid", color="black", weight=3]; 9.43/4.04 18[label="esEsOrdering (compare2 GT EQ (esEsOrdering GT EQ)) LT",fontsize=16,color="black",shape="box"];18 -> 27[label="",style="solid", color="black", weight=3]; 9.43/4.04 19[label="esEsOrdering (compare2 GT GT (esEsOrdering GT GT)) LT",fontsize=16,color="black",shape="box"];19 -> 28[label="",style="solid", color="black", weight=3]; 9.43/4.04 20[label="esEsOrdering (compare2 LT LT MyTrue) LT",fontsize=16,color="black",shape="box"];20 -> 29[label="",style="solid", color="black", weight=3]; 9.43/4.04 21[label="esEsOrdering (compare2 LT EQ MyFalse) LT",fontsize=16,color="black",shape="box"];21 -> 30[label="",style="solid", color="black", weight=3]; 9.43/4.04 22[label="esEsOrdering (compare2 LT GT MyFalse) LT",fontsize=16,color="black",shape="box"];22 -> 31[label="",style="solid", color="black", weight=3]; 9.43/4.04 23[label="esEsOrdering (compare2 EQ LT MyFalse) LT",fontsize=16,color="black",shape="box"];23 -> 32[label="",style="solid", color="black", weight=3]; 9.43/4.04 24[label="esEsOrdering (compare2 EQ EQ MyTrue) LT",fontsize=16,color="black",shape="box"];24 -> 33[label="",style="solid", color="black", weight=3]; 9.43/4.04 25[label="esEsOrdering (compare2 EQ GT MyFalse) LT",fontsize=16,color="black",shape="box"];25 -> 34[label="",style="solid", color="black", weight=3]; 9.43/4.04 26[label="esEsOrdering (compare2 GT LT MyFalse) LT",fontsize=16,color="black",shape="box"];26 -> 35[label="",style="solid", color="black", weight=3]; 9.43/4.04 27[label="esEsOrdering (compare2 GT EQ MyFalse) LT",fontsize=16,color="black",shape="box"];27 -> 36[label="",style="solid", color="black", weight=3]; 9.43/4.04 28[label="esEsOrdering (compare2 GT GT MyTrue) LT",fontsize=16,color="black",shape="box"];28 -> 37[label="",style="solid", color="black", weight=3]; 9.43/4.04 29[label="esEsOrdering EQ LT",fontsize=16,color="black",shape="triangle"];29 -> 38[label="",style="solid", color="black", weight=3]; 9.43/4.04 30[label="esEsOrdering (compare1 LT EQ (ltEsOrdering LT EQ)) LT",fontsize=16,color="black",shape="box"];30 -> 39[label="",style="solid", color="black", weight=3]; 9.43/4.04 31[label="esEsOrdering (compare1 LT GT (ltEsOrdering LT GT)) LT",fontsize=16,color="black",shape="box"];31 -> 40[label="",style="solid", color="black", weight=3]; 9.43/4.04 32[label="esEsOrdering (compare1 EQ LT (ltEsOrdering EQ LT)) LT",fontsize=16,color="black",shape="box"];32 -> 41[label="",style="solid", color="black", weight=3]; 9.43/4.04 33 -> 29[label="",style="dashed", color="red", weight=0]; 9.43/4.04 33[label="esEsOrdering EQ LT",fontsize=16,color="magenta"];34[label="esEsOrdering (compare1 EQ GT (ltEsOrdering EQ GT)) LT",fontsize=16,color="black",shape="box"];34 -> 42[label="",style="solid", color="black", weight=3]; 9.43/4.04 35[label="esEsOrdering (compare1 GT LT (ltEsOrdering GT LT)) LT",fontsize=16,color="black",shape="box"];35 -> 43[label="",style="solid", color="black", weight=3]; 9.43/4.04 36[label="esEsOrdering (compare1 GT EQ (ltEsOrdering GT EQ)) LT",fontsize=16,color="black",shape="box"];36 -> 44[label="",style="solid", color="black", weight=3]; 9.43/4.04 37 -> 29[label="",style="dashed", color="red", weight=0]; 9.43/4.04 37[label="esEsOrdering EQ LT",fontsize=16,color="magenta"];38[label="MyFalse",fontsize=16,color="green",shape="box"];39[label="esEsOrdering (compare1 LT EQ MyTrue) LT",fontsize=16,color="black",shape="box"];39 -> 45[label="",style="solid", color="black", weight=3]; 9.43/4.04 40[label="esEsOrdering (compare1 LT GT MyTrue) LT",fontsize=16,color="black",shape="box"];40 -> 46[label="",style="solid", color="black", weight=3]; 9.43/4.04 41[label="esEsOrdering (compare1 EQ LT MyFalse) LT",fontsize=16,color="black",shape="box"];41 -> 47[label="",style="solid", color="black", weight=3]; 9.43/4.04 42[label="esEsOrdering (compare1 EQ GT MyTrue) LT",fontsize=16,color="black",shape="box"];42 -> 48[label="",style="solid", color="black", weight=3]; 9.43/4.04 43[label="esEsOrdering (compare1 GT LT MyFalse) LT",fontsize=16,color="black",shape="box"];43 -> 49[label="",style="solid", color="black", weight=3]; 9.43/4.04 44[label="esEsOrdering (compare1 GT EQ MyFalse) LT",fontsize=16,color="black",shape="box"];44 -> 50[label="",style="solid", color="black", weight=3]; 9.43/4.04 45[label="esEsOrdering LT LT",fontsize=16,color="black",shape="triangle"];45 -> 51[label="",style="solid", color="black", weight=3]; 9.43/4.04 46 -> 45[label="",style="dashed", color="red", weight=0]; 9.43/4.04 46[label="esEsOrdering LT LT",fontsize=16,color="magenta"];47[label="esEsOrdering (compare0 EQ LT otherwise) LT",fontsize=16,color="black",shape="box"];47 -> 52[label="",style="solid", color="black", weight=3]; 9.43/4.04 48 -> 45[label="",style="dashed", color="red", weight=0]; 9.43/4.04 48[label="esEsOrdering LT LT",fontsize=16,color="magenta"];49[label="esEsOrdering (compare0 GT LT otherwise) LT",fontsize=16,color="black",shape="box"];49 -> 53[label="",style="solid", color="black", weight=3]; 9.43/4.04 50[label="esEsOrdering (compare0 GT EQ otherwise) LT",fontsize=16,color="black",shape="box"];50 -> 54[label="",style="solid", color="black", weight=3]; 9.43/4.04 51[label="MyTrue",fontsize=16,color="green",shape="box"];52[label="esEsOrdering (compare0 EQ LT MyTrue) LT",fontsize=16,color="black",shape="box"];52 -> 55[label="",style="solid", color="black", weight=3]; 9.43/4.04 53[label="esEsOrdering (compare0 GT LT MyTrue) LT",fontsize=16,color="black",shape="box"];53 -> 56[label="",style="solid", color="black", weight=3]; 9.43/4.04 54[label="esEsOrdering (compare0 GT EQ MyTrue) LT",fontsize=16,color="black",shape="box"];54 -> 57[label="",style="solid", color="black", weight=3]; 9.43/4.04 55[label="esEsOrdering GT LT",fontsize=16,color="black",shape="triangle"];55 -> 58[label="",style="solid", color="black", weight=3]; 9.43/4.04 56 -> 55[label="",style="dashed", color="red", weight=0]; 9.43/4.04 56[label="esEsOrdering GT LT",fontsize=16,color="magenta"];57 -> 55[label="",style="dashed", color="red", weight=0]; 9.43/4.04 57[label="esEsOrdering GT LT",fontsize=16,color="magenta"];58[label="MyFalse",fontsize=16,color="green",shape="box"];} 9.43/4.04 9.43/4.04 ---------------------------------------- 9.43/4.04 9.43/4.04 (6) 9.43/4.04 YES 9.66/4.09 EOF