https://buildd.debian.org/status/fetch.php?pkg=haskell-pipes-aeson&arch=amd64&ver=0.4.1.8-4%2Bb4&stamp=1658618925&raw=0

...
src/Pipes/Aeson/Unchecked.hs:34:10: error:
    • Couldn't match type ‘c0’ with ‘Producer' PB.ByteString m0 ()’
      Expected: Data.ByteString.Lazy.Internal.ByteString -> c0
        Actual: Data.ByteString.Lazy.Internal.ByteString
                -> Producer' PB.ByteString m0 ()
      Cannot instantiate unification variable ‘c0’
      with a type involving polytypes: Producer' PB.ByteString m0 ()
    • In the first argument of ‘(.)’, namely ‘PB.fromLazy’
      In the expression: PB.fromLazy . Ae.encode
      In an equation for ‘encode’: encode = PB.fromLazy . Ae.encode
   |
34 | encode = PB.fromLazy . Ae.encode
   |          ^^^^^^^^^^^

src/Pipes/Aeson/Unchecked.hs:34:10: error:
    • Couldn't match type ‘c0’ with ‘Producer' PB.ByteString m ()’
      Expected: a -> Producer' PB.ByteString m ()
        Actual: a -> c0
      Cannot instantiate unification variable ‘c0’
      with a type involving polytypes: Producer' PB.ByteString m ()
    • In the expression: PB.fromLazy . Ae.encode
      In an equation for ‘encode’: encode = PB.fromLazy . Ae.encode
    • Relevant bindings include
        encode :: a -> Producer' PB.ByteString m ()
          (bound at src/Pipes/Aeson/Unchecked.hs:34:1)
   |
34 | encode = PB.fromLazy . Ae.encode
   |          ^^^^^^^^^^^^^^^^^^^^^^^

src/Pipes/Aeson/Unchecked.hs:37:19: error:
    • Couldn't match type: forall x'1 x1.
                           Proxy x'1 x1 () PB.ByteString m1 ()
                     with: Proxy () a () PB.ByteString m ()
      Expected: a -> Proxy () a () PB.ByteString m ()
        Actual: a -> Producer' PB.ByteString m1 ()
    • In the second argument of ‘for’, namely ‘encode’
      In the second argument of ‘(>->)’, namely ‘for cat encode’
      In the expression: p >-> for cat encode
    • Relevant bindings include
        p :: Proxy x' x () a m a'
          (bound at src/Pipes/Aeson/Unchecked.hs:36:41)
   |
37 |     p >-> for cat encode = for p (\a -> PB.fromLazy (Ae.encode a))
   |                   ^^^^^^
...

Dear submitter,

as the package haskell-pipes-aeson has just been removed from the Debian archive
unstable we hereby close the associated bug reports.  We are sorry
that we couldn't deal with your issue properly.

For details on the removal, please see https://bugs.debian.org/1029340

The version of this package that was in Debian prior to this removal
can still be found using https://snapshot.debian.org/.

Please note that the changes have been done on the master archive and
will not propagate to any mirrors until the next dinstall run at the
earliest.

This message was generated automatically; if you believe that there is
a problem with it please contact the archive administrators by mailing
ftpmaster@ftp-master.debian.org.

Debian distribution maintenance software
pp.
Scott Kitterman (the ftpmaster behind the curtain)