7.99/3.59 YES 9.21/4.01 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 9.21/4.01 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 9.21/4.01 9.21/4.01 9.21/4.01 H-Termination with start terms of the given HASKELL could be proven: 9.21/4.01 9.21/4.01 (0) HASKELL 9.21/4.01 (1) BR [EQUIVALENT, 0 ms] 9.21/4.01 (2) HASKELL 9.21/4.01 (3) COR [EQUIVALENT, 0 ms] 9.21/4.01 (4) HASKELL 9.21/4.01 (5) Narrow [SOUND, 0 ms] 9.21/4.01 (6) QDP 9.21/4.01 (7) QDPSizeChangeProof [EQUIVALENT, 0 ms] 9.21/4.01 (8) YES 9.21/4.01 9.21/4.01 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (0) 9.21/4.01 Obligation: 9.21/4.01 mainModule Main 9.21/4.01 module Main where { 9.21/4.01 import qualified Prelude; 9.21/4.01 } 9.21/4.01 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (1) BR (EQUIVALENT) 9.21/4.01 Replaced joker patterns by fresh variables and removed binding patterns. 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (2) 9.21/4.01 Obligation: 9.21/4.01 mainModule Main 9.21/4.01 module Main where { 9.21/4.01 import qualified Prelude; 9.21/4.01 } 9.21/4.01 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (3) COR (EQUIVALENT) 9.21/4.01 Cond Reductions: 9.21/4.01 The following Function with conditions 9.21/4.01 "undefined |Falseundefined; 9.21/4.01 " 9.21/4.01 is transformed to 9.21/4.01 "undefined = undefined1; 9.21/4.01 " 9.21/4.01 "undefined0 True = undefined; 9.21/4.01 " 9.21/4.01 "undefined1 = undefined0 False; 9.21/4.01 " 9.21/4.01 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (4) 9.21/4.01 Obligation: 9.21/4.01 mainModule Main 9.21/4.01 module Main where { 9.21/4.01 import qualified Prelude; 9.21/4.01 } 9.21/4.01 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (5) Narrow (SOUND) 9.21/4.01 Haskell To QDPs 9.21/4.01 9.21/4.01 digraph dp_graph { 9.21/4.01 node [outthreshold=100, inthreshold=100];1[label="(>=)",fontsize=16,color="grey",shape="box"];1 -> 3[label="",style="dashed", color="grey", weight=3]; 9.21/4.01 3[label="(>=) vx3",fontsize=16,color="grey",shape="box"];3 -> 4[label="",style="dashed", color="grey", weight=3]; 9.21/4.01 4[label="(>=) vx3 vx4",fontsize=16,color="black",shape="triangle"];4 -> 5[label="",style="solid", color="black", weight=3]; 9.21/4.01 5[label="compare vx3 vx4 /= LT",fontsize=16,color="black",shape="box"];5 -> 6[label="",style="solid", color="black", weight=3]; 9.21/4.01 6[label="not (compare vx3 vx4 == LT)",fontsize=16,color="black",shape="box"];6 -> 7[label="",style="solid", color="black", weight=3]; 9.21/4.01 7[label="not (primCmpChar vx3 vx4 == LT)",fontsize=16,color="burlywood",shape="box"];28[label="vx3/Char vx30",fontsize=10,color="white",style="solid",shape="box"];7 -> 28[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 28 -> 8[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 8[label="not (primCmpChar (Char vx30) vx4 == LT)",fontsize=16,color="burlywood",shape="box"];29[label="vx4/Char vx40",fontsize=10,color="white",style="solid",shape="box"];8 -> 29[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 29 -> 9[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 9[label="not (primCmpChar (Char vx30) (Char vx40) == LT)",fontsize=16,color="black",shape="box"];9 -> 10[label="",style="solid", color="black", weight=3]; 9.21/4.01 10[label="not (primCmpNat vx30 vx40 == LT)",fontsize=16,color="burlywood",shape="triangle"];30[label="vx30/Succ vx300",fontsize=10,color="white",style="solid",shape="box"];10 -> 30[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 30 -> 11[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 31[label="vx30/Zero",fontsize=10,color="white",style="solid",shape="box"];10 -> 31[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 31 -> 12[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 11[label="not (primCmpNat (Succ vx300) vx40 == LT)",fontsize=16,color="burlywood",shape="box"];32[label="vx40/Succ vx400",fontsize=10,color="white",style="solid",shape="box"];11 -> 32[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 32 -> 13[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 33[label="vx40/Zero",fontsize=10,color="white",style="solid",shape="box"];11 -> 33[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 33 -> 14[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 12[label="not (primCmpNat Zero vx40 == LT)",fontsize=16,color="burlywood",shape="box"];34[label="vx40/Succ vx400",fontsize=10,color="white",style="solid",shape="box"];12 -> 34[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 34 -> 15[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 35[label="vx40/Zero",fontsize=10,color="white",style="solid",shape="box"];12 -> 35[label="",style="solid", color="burlywood", weight=9]; 9.21/4.01 35 -> 16[label="",style="solid", color="burlywood", weight=3]; 9.21/4.01 13[label="not (primCmpNat (Succ vx300) (Succ vx400) == LT)",fontsize=16,color="black",shape="box"];13 -> 17[label="",style="solid", color="black", weight=3]; 9.21/4.01 14[label="not (primCmpNat (Succ vx300) Zero == LT)",fontsize=16,color="black",shape="box"];14 -> 18[label="",style="solid", color="black", weight=3]; 9.21/4.01 15[label="not (primCmpNat Zero (Succ vx400) == LT)",fontsize=16,color="black",shape="box"];15 -> 19[label="",style="solid", color="black", weight=3]; 9.21/4.01 16[label="not (primCmpNat Zero Zero == LT)",fontsize=16,color="black",shape="box"];16 -> 20[label="",style="solid", color="black", weight=3]; 9.21/4.01 17 -> 10[label="",style="dashed", color="red", weight=0]; 9.21/4.01 17[label="not (primCmpNat vx300 vx400 == LT)",fontsize=16,color="magenta"];17 -> 21[label="",style="dashed", color="magenta", weight=3]; 9.21/4.01 17 -> 22[label="",style="dashed", color="magenta", weight=3]; 9.21/4.01 18[label="not (GT == LT)",fontsize=16,color="black",shape="box"];18 -> 23[label="",style="solid", color="black", weight=3]; 9.21/4.01 19[label="not (LT == LT)",fontsize=16,color="black",shape="box"];19 -> 24[label="",style="solid", color="black", weight=3]; 9.21/4.01 20[label="not (EQ == LT)",fontsize=16,color="black",shape="box"];20 -> 25[label="",style="solid", color="black", weight=3]; 9.21/4.01 21[label="vx400",fontsize=16,color="green",shape="box"];22[label="vx300",fontsize=16,color="green",shape="box"];23[label="not False",fontsize=16,color="black",shape="triangle"];23 -> 26[label="",style="solid", color="black", weight=3]; 9.21/4.01 24[label="not True",fontsize=16,color="black",shape="box"];24 -> 27[label="",style="solid", color="black", weight=3]; 9.21/4.01 25 -> 23[label="",style="dashed", color="red", weight=0]; 9.21/4.01 25[label="not False",fontsize=16,color="magenta"];26[label="True",fontsize=16,color="green",shape="box"];27[label="False",fontsize=16,color="green",shape="box"];} 9.21/4.01 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (6) 9.21/4.01 Obligation: 9.21/4.01 Q DP problem: 9.21/4.01 The TRS P consists of the following rules: 9.21/4.01 9.21/4.01 new_not(Succ(vx300), Succ(vx400)) -> new_not(vx300, vx400) 9.21/4.01 9.21/4.01 R is empty. 9.21/4.01 Q is empty. 9.21/4.01 We have to consider all minimal (P,Q,R)-chains. 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (7) QDPSizeChangeProof (EQUIVALENT) 9.21/4.01 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. 9.21/4.01 9.21/4.01 From the DPs we obtained the following set of size-change graphs: 9.21/4.01 *new_not(Succ(vx300), Succ(vx400)) -> new_not(vx300, vx400) 9.21/4.01 The graph contains the following edges 1 > 1, 2 > 2 9.21/4.01 9.21/4.01 9.21/4.01 ---------------------------------------- 9.21/4.01 9.21/4.01 (8) 9.21/4.01 YES 9.47/4.07 EOF