Resolving dependencies...
Downloading  happy-dot-1.0.0.1
Downloaded   happy-dot-1.0.0.1
Configuring happy-dot-1.0.0.1...
Preprocessing library for happy-dot-1.0.0.1..
Building library for happy-dot-1.0.0.1..
[1 of 5] Compiling HappyDot.Parser  ( src/HappyDot/Parser.hs, dist/build/HappyDot/Parser.o, dist/build/HappyDot/Parser.dyn_o )

src/HappyDot/Parser.hs:98:31: warning: [GHC-63394] [-Wx-partial]
    In the use of head
    (imported from Prelude, but defined in GHC.List):
    "This is a partial function, it throws an error on empty lists. Use pattern matching or Data.List.uncons instead. Consider refactoring to use Data.List.NonEmpty."
   |
98 |     else let Just (r, str') = head ss in put str' >> return (Just r)
   |                               ^^^^
[2 of 5] Compiling Language.Dot.Graph ( src/Language/Dot/Graph.hs, dist/build/Language/Dot/Graph.o, dist/build/Language/Dot/Graph.dyn_o )
[3 of 5] Compiling Language.Dot.Parser ( dist/build/Language/Dot/Parser.hs, dist/build/Language/Dot/Parser.o, dist/build/Language/Dot/Parser.dyn_o )
[4 of 5] Compiling Language.Dot.Pretty ( src/Language/Dot/Pretty.hs, dist/build/Language/Dot/Pretty.o, dist/build/Language/Dot/Pretty.dyn_o )
[5 of 5] Compiling Language.Dot.Utils ( src/Language/Dot/Utils.hs, dist/build/Language/Dot/Utils.o, dist/build/Language/Dot/Utils.dyn_o )
Preprocessing library for happy-dot-1.0.0.1..
Running Haddock on library for happy-dot-1.0.0.1..
Warning: --source-* options are ignored when --hyperlinked-source is enabled.
[1 of 5] Compiling HappyDot.Parser  ( src/HappyDot/Parser.hs, nothing )

src/HappyDot/Parser.hs:98:31: warning: [GHC-63394] [-Wx-partial]
    In the use of head
    (imported from Prelude, but defined in GHC.List):
    "This is a partial function, it throws an error on empty lists. Use pattern matching or Data.List.uncons instead. Consider refactoring to use Data.List.NonEmpty."
   |
98 |     else let Just (r, str') = head ss in put str' >> return (Just r)
   |                               ^^^^
[2 of 5] Compiling Language.Dot.Graph ( src/Language/Dot/Graph.hs, nothing )
[3 of 5] Compiling Language.Dot.Parser ( dist/build/Language/Dot/Parser.hs, nothing )
[4 of 5] Compiling Language.Dot.Pretty ( src/Language/Dot/Pretty.hs, nothing )
[5 of 5] Compiling Language.Dot.Utils ( src/Language/Dot/Utils.hs, nothing )
Haddock coverage:
  25% (  2 /  8) in 'Language.Dot.Graph'
  Missing documentation for:
    GraphType (src/Language/Dot/Graph.hs:16)
    Name (src/Language/Dot/Graph.hs:17)
    Statement (src/Language/Dot/Graph.hs:21)
    Subgraph (src/Language/Dot/Graph.hs:30)
    Port (src/Language/Dot/Graph.hs:31)
    Compass (src/Language/Dot/Graph.hs:32)
Warning: 'happy' is out of scope.
    If you qualify the identifier, haddock can try to link it anyway.
  25% (  2 /  8) in 'Language.Dot.Parser'
  Missing documentation for:
    GraphType (src/Language/Dot/Graph.hs:16)
    Name (src/Language/Dot/Graph.hs:17)
    Statement (src/Language/Dot/Graph.hs:21)
    Subgraph (src/Language/Dot/Graph.hs:30)
    Port (src/Language/Dot/Graph.hs:31)
    Compass (src/Language/Dot/Graph.hs:32)
 100% (  3 /  3) in 'Language.Dot.Pretty'
 100% (  3 /  3) in 'Language.Dot.Utils'
Documentation created: dist/doc/html/happy-dot/,
dist/doc/html/happy-dot/happy-dot.txt
Installing library in /var/lib/hackage-doc-builder/build-cache/tmp-install/lib/x86_64-linux-ghc-9.8.4/happy-dot-1.0.0.1-EJIbrgafh319hMGQxC6JFQ
Completed    happy-dot-1.0.0.1