9.03/4.14 YES 11.17/4.69 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 11.17/4.69 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 11.17/4.69 11.17/4.69 11.17/4.69 H-Termination with start terms of the given HASKELL could be proven: 11.17/4.69 11.17/4.69 (0) HASKELL 11.17/4.69 (1) LR [EQUIVALENT, 0 ms] 11.17/4.69 (2) HASKELL 11.17/4.69 (3) BR [EQUIVALENT, 0 ms] 11.17/4.69 (4) HASKELL 11.17/4.69 (5) COR [EQUIVALENT, 0 ms] 11.17/4.69 (6) HASKELL 11.17/4.69 (7) Narrow [EQUIVALENT, 28 ms] 11.17/4.69 (8) YES 11.17/4.69 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (0) 11.17/4.69 Obligation: 11.17/4.69 mainModule Main 11.17/4.69 module Maybe where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Main where { 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Monad where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Prelude; 11.17/4.69 liftM :: Monad c => (a -> b) -> c a -> c b; 11.17/4.69 liftM f m1 = m1 >>= (\x1 ->return (f x1)); 11.17/4.69 11.17/4.69 } 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (1) LR (EQUIVALENT) 11.17/4.69 Lambda Reductions: 11.17/4.69 The following Lambda expression 11.17/4.69 "\x1->return (f x1)" 11.17/4.69 is transformed to 11.17/4.69 "liftM0 f x1 = return (f x1); 11.17/4.69 " 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (2) 11.17/4.69 Obligation: 11.17/4.69 mainModule Main 11.17/4.69 module Maybe where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Main where { 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Monad where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Prelude; 11.17/4.69 liftM :: Monad c => (a -> b) -> c a -> c b; 11.17/4.69 liftM f m1 = m1 >>= liftM0 f; 11.17/4.69 11.17/4.69 liftM0 f x1 = return (f x1); 11.17/4.69 11.17/4.69 } 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (3) BR (EQUIVALENT) 11.17/4.69 Replaced joker patterns by fresh variables and removed binding patterns. 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (4) 11.17/4.69 Obligation: 11.17/4.69 mainModule Main 11.17/4.69 module Maybe where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Main where { 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Monad where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Prelude; 11.17/4.69 liftM :: Monad a => (b -> c) -> a b -> a c; 11.17/4.69 liftM f m1 = m1 >>= liftM0 f; 11.17/4.69 11.17/4.69 liftM0 f x1 = return (f x1); 11.17/4.69 11.17/4.69 } 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (5) COR (EQUIVALENT) 11.17/4.69 Cond Reductions: 11.17/4.69 The following Function with conditions 11.17/4.69 "undefined |Falseundefined; 11.17/4.69 " 11.17/4.69 is transformed to 11.17/4.69 "undefined = undefined1; 11.17/4.69 " 11.17/4.69 "undefined0 True = undefined; 11.17/4.69 " 11.17/4.69 "undefined1 = undefined0 False; 11.17/4.69 " 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (6) 11.17/4.69 Obligation: 11.17/4.69 mainModule Main 11.17/4.69 module Maybe where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Main where { 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Monad; 11.17/4.69 import qualified Prelude; 11.17/4.69 } 11.17/4.69 module Monad where { 11.17/4.69 import qualified Main; 11.17/4.69 import qualified Maybe; 11.17/4.69 import qualified Prelude; 11.17/4.69 liftM :: Monad a => (c -> b) -> a c -> a b; 11.17/4.69 liftM f m1 = m1 >>= liftM0 f; 11.17/4.69 11.17/4.69 liftM0 f x1 = return (f x1); 11.17/4.69 11.17/4.69 } 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (7) Narrow (EQUIVALENT) 11.17/4.69 Haskell To QDPs 11.17/4.69 11.17/4.69 digraph dp_graph { 11.17/4.69 node [outthreshold=100, inthreshold=100];1[label="Monad.liftM",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 11.17/4.69 3[label="Monad.liftM vy3",fontsize=16,color="grey",shape="box"];3 -> 4[label="",style="dashed", color="grey", weight=3]; 11.17/4.69 4[label="Monad.liftM vy3 vy4",fontsize=16,color="black",shape="triangle"];4 -> 5[label="",style="solid", color="black", weight=3]; 11.17/4.69 5[label="vy4 >>= Monad.liftM0 vy3",fontsize=16,color="black",shape="box"];5 -> 6[label="",style="solid", color="black", weight=3]; 11.17/4.69 6[label="primbindIO vy4 (Monad.liftM0 vy3)",fontsize=16,color="burlywood",shape="box"];20[label="vy4/IO vy40",fontsize=10,color="white",style="solid",shape="box"];6 -> 20[label="",style="solid", color="burlywood", weight=9]; 11.17/4.69 20 -> 7[label="",style="solid", color="burlywood", weight=3]; 11.17/4.69 21[label="vy4/AProVE_IO vy40",fontsize=10,color="white",style="solid",shape="box"];6 -> 21[label="",style="solid", color="burlywood", weight=9]; 11.17/4.69 21 -> 8[label="",style="solid", color="burlywood", weight=3]; 11.17/4.69 22[label="vy4/AProVE_Exception vy40",fontsize=10,color="white",style="solid",shape="box"];6 -> 22[label="",style="solid", color="burlywood", weight=9]; 11.17/4.69 22 -> 9[label="",style="solid", color="burlywood", weight=3]; 11.17/4.69 23[label="vy4/AProVE_Error vy40",fontsize=10,color="white",style="solid",shape="box"];6 -> 23[label="",style="solid", color="burlywood", weight=9]; 11.17/4.69 23 -> 10[label="",style="solid", color="burlywood", weight=3]; 11.17/4.69 7[label="primbindIO (IO vy40) (Monad.liftM0 vy3)",fontsize=16,color="black",shape="box"];7 -> 11[label="",style="solid", color="black", weight=3]; 11.17/4.69 8[label="primbindIO (AProVE_IO vy40) (Monad.liftM0 vy3)",fontsize=16,color="black",shape="box"];8 -> 12[label="",style="solid", color="black", weight=3]; 11.17/4.69 9[label="primbindIO (AProVE_Exception vy40) (Monad.liftM0 vy3)",fontsize=16,color="black",shape="box"];9 -> 13[label="",style="solid", color="black", weight=3]; 11.17/4.69 10[label="primbindIO (AProVE_Error vy40) (Monad.liftM0 vy3)",fontsize=16,color="black",shape="box"];10 -> 14[label="",style="solid", color="black", weight=3]; 11.17/4.69 11[label="error []",fontsize=16,color="red",shape="box"];12[label="Monad.liftM0 vy3 vy40",fontsize=16,color="black",shape="box"];12 -> 15[label="",style="solid", color="black", weight=3]; 11.17/4.69 13[label="AProVE_Exception vy40",fontsize=16,color="green",shape="box"];14[label="AProVE_Error vy40",fontsize=16,color="green",shape="box"];15[label="return (vy3 vy40)",fontsize=16,color="black",shape="box"];15 -> 16[label="",style="solid", color="black", weight=3]; 11.17/4.69 16[label="primretIO (vy3 vy40)",fontsize=16,color="black",shape="box"];16 -> 17[label="",style="solid", color="black", weight=3]; 11.17/4.69 17[label="AProVE_IO (vy3 vy40)",fontsize=16,color="green",shape="box"];17 -> 18[label="",style="dashed", color="green", weight=3]; 11.17/4.69 18[label="vy3 vy40",fontsize=16,color="green",shape="box"];18 -> 19[label="",style="dashed", color="green", weight=3]; 11.17/4.69 19[label="vy40",fontsize=16,color="green",shape="box"];} 11.17/4.69 11.17/4.69 ---------------------------------------- 11.17/4.69 11.17/4.69 (8) 11.17/4.69 YES 11.22/4.73 EOF