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Haskell 2019-04-01 06.52 pair #433316267
details
property
value
status
complete
benchmark
Monad_filterM_4.hs
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n124.star.cs.uiowa.edu
space
full_haskell
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
4.59487 seconds
cpu usage
11.7729
user time
11.4326
system time
0.340269
max virtual memory
1.8285568E7
max residence set size
628500.0
stage attributes
key
value
starexec-result
YES
output
9.27/3.92 YES 11.58/4.54 proof of /export/starexec/sandbox/benchmark/theBenchmark.hs 11.58/4.54 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 11.58/4.54 11.58/4.54 11.58/4.54 H-Termination with start terms of the given HASKELL could be proven: 11.58/4.54 11.58/4.54 (0) HASKELL 11.58/4.54 (1) LR [EQUIVALENT, 0 ms] 11.58/4.54 (2) HASKELL 11.58/4.54 (3) IFR [EQUIVALENT, 0 ms] 11.58/4.54 (4) HASKELL 11.58/4.54 (5) BR [EQUIVALENT, 0 ms] 11.58/4.54 (6) HASKELL 11.58/4.54 (7) COR [EQUIVALENT, 0 ms] 11.58/4.54 (8) HASKELL 11.58/4.54 (9) Narrow [SOUND, 0 ms] 11.58/4.54 (10) QDP 11.58/4.54 (11) QDPSizeChangeProof [EQUIVALENT, 0 ms] 11.58/4.54 (12) YES 11.58/4.54 11.58/4.54 11.58/4.54 ---------------------------------------- 11.58/4.54 11.58/4.54 (0) 11.58/4.54 Obligation: 11.58/4.54 mainModule Main 11.58/4.54 module Maybe where { 11.58/4.54 import qualified Main; 11.58/4.54 import qualified Monad; 11.58/4.54 import qualified Prelude; 11.58/4.54 } 11.58/4.54 module Main where { 11.58/4.54 import qualified Maybe; 11.58/4.54 import qualified Monad; 11.58/4.54 import qualified Prelude; 11.58/4.54 } 11.58/4.54 module Monad where { 11.58/4.54 import qualified Main; 11.58/4.54 import qualified Maybe; 11.58/4.54 import qualified Prelude; 11.58/4.54 filterM :: Monad b => (a -> b Bool) -> [a] -> b [a]; 11.58/4.54 filterM _ [] = return []; 11.58/4.54 filterM p (x : xs) = p x >>= (\flg ->filterM p xs >>= (\ys ->return ( if flg then x : ys else ys))); 11.58/4.54 11.58/4.54 } 11.58/4.54 11.58/4.54 ---------------------------------------- 11.58/4.54 11.58/4.54 (1) LR (EQUIVALENT) 11.58/4.54 Lambda Reductions: 11.58/4.54 The following Lambda expression 11.58/4.54 "\ys->return (if flg then x : ys else ys)" 11.58/4.54 is transformed to 11.58/4.54 "filterM0 flg x ys = return (if flg then x : ys else ys); 11.58/4.54 " 11.58/4.54 The following Lambda expression 11.58/4.54 "\flg->filterM p xs >>= filterM0 flg x" 11.58/4.54 is transformed to 11.58/4.54 "filterM1 p xs x flg = filterM p xs >>= filterM0 flg x; 11.58/4.54 " 11.58/4.54 11.58/4.54 ---------------------------------------- 11.58/4.54 11.58/4.54 (2) 11.58/4.54 Obligation: 11.58/4.54 mainModule Main 11.58/4.54 module Maybe where { 11.58/4.54 import qualified Main; 11.58/4.54 import qualified Monad; 11.58/4.54 import qualified Prelude; 11.58/4.54 } 11.58/4.54 module Main where { 11.58/4.54 import qualified Maybe; 11.58/4.54 import qualified Monad; 11.58/4.54 import qualified Prelude; 11.58/4.54 } 11.58/4.54 module Monad where { 11.58/4.54 import qualified Main; 11.58/4.54 import qualified Maybe; 11.58/4.54 import qualified Prelude; 11.58/4.54 filterM :: Monad b => (a -> b Bool) -> [a] -> b [a]; 11.58/4.54 filterM _ [] = return []; 11.58/4.54 filterM p (x : xs) = p x >>= filterM1 p xs x; 11.58/4.54 11.58/4.54 filterM0 flg x ys = return ( if flg then x : ys else ys); 11.58/4.54 11.58/4.54 filterM1 p xs x flg = filterM p xs >>= filterM0 flg x; 11.58/4.54 11.58/4.54 } 11.58/4.54 11.58/4.54 ---------------------------------------- 11.58/4.54 11.58/4.54 (3) IFR (EQUIVALENT) 11.58/4.54 If Reductions: 11.58/4.54 The following If expression 11.58/4.54 "if flg then x : ys else ys" 11.58/4.54 is transformed to 11.58/4.54 "filterM00 x ys True = x : ys; 11.58/4.54 filterM00 x ys False = ys;
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