Funct Progr 77531 pair #381920922

details

property	value
status	complete
benchmark	Monad_foldM_1.hs
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n027.star.cs.uiowa.edu
space	full_haskell

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	4.52940797806 seconds
cpu usage	11.387791592
max memory	6.4739328E8

stage attributes

key	value
output-size	16293
starexec-result	MAYBE

output

/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.hs /export/starexec/sandbox2/output/output_files


--------------------------------------------------------------------------------


MAYBE
proof of /export/starexec/sandbox2/benchmark/theBenchmark.hs
# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty


H-Termination with start terms of the given HASKELL could not be shown:

(0) HASKELL
(1) LR [EQUIVALENT, 0 ms]
(2) HASKELL
(3) BR [EQUIVALENT, 0 ms]
(4) HASKELL
(5) COR [EQUIVALENT, 0 ms]
(6) HASKELL
(7) Narrow [SOUND, 0 ms]
(8) AND
    (9) QDP
        (10) MRRProof [EQUIVALENT, 25 ms]
        (11) QDP
        (12) NonTerminationLoopProof [COMPLETE, 0 ms]
        (13) NO
    (14) QDP
        (15) QDPSizeChangeProof [EQUIVALENT, 0 ms]
        (16) YES
(17) Narrow [COMPLETE, 0 ms]
(18) TRUE


----------------------------------------

(0)
Obligation:
mainModule Main 
module Maybe where {
import qualified Main;
import qualified Monad;
import qualified Prelude;
}
module Main where {
import qualified Maybe;
import qualified Monad;
import qualified Prelude;
}
module Monad where {
import qualified Main;
import qualified Maybe;
import qualified Prelude;
foldM :: Monad b => (a  ->  c  ->  b a)  ->  a  ->  [c]  ->  b a;
foldM _ a [] = return a;
foldM f a (x : xs) = f a x >>= (\fax ->foldM f fax xs);

}

----------------------------------------

(1) LR (EQUIVALENT)
Lambda Reductions:
The following Lambda expression
"\fax->foldM f fax xs"
is transformed to
"foldM0 f xs fax = foldM f fax xs;
"

----------------------------------------

(2)
Obligation:
mainModule Main 
module Maybe where {
import qualified Main;
import qualified Monad;
import qualified Prelude;
}
module Main where {
import qualified Maybe;
import qualified Monad;
import qualified Prelude;
}
module Monad where {
import qualified Main;
import qualified Maybe;
import qualified Prelude;
foldM :: Monad b => (a  ->  c  ->  b a)  ->  a  ->  [c]  ->  b a;
foldM _ a [] = return a;
foldM f a (x : xs) = f a x >>= foldM0 f xs;

foldM0 f xs fax = foldM f fax xs;

}

----------------------------------------

(3) BR (EQUIVALENT)
Replaced joker patterns by fresh variables and removed binding patterns.

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