Resolving dependencies...
Configuring old-locale-1.0.0.7...
Configuring text-1.2.2.1...
Building old-locale-1.0.0.7...
Building text-1.2.2.1...
Installed old-locale-1.0.0.7
Configuring old-time-1.1.0.3...
Building old-time-1.1.0.3...
Installed old-time-1.1.0.3
Installed text-1.2.2.1
Configuring polyparse-1.12...
Building polyparse-1.12...
Installed polyparse-1.12
Configuring cpphs-1.20.2...
Building cpphs-1.20.2...
Installed cpphs-1.20.2
Configuring haskell-src-exts-1.19.1...
Building haskell-src-exts-1.19.1...
Installed haskell-src-exts-1.19.1
Configuring hstidy-0.1...
Building hstidy-0.1...
Failed to install hstidy-0.1
Build log ( /home/builder/.cabal/logs/hstidy-0.1.log ):
cabal: Entering directory '/tmp/cabal-tmp-22970/hstidy-0.1'
Warning: hstidy.cabal: Unknown fields: executable (line 21)
Fields allowed in this section:
main-is, buildable, build-tools, build-depends, cpp-options,
cc-options, ld-options, pkgconfig-depends, frameworks,
extra-framework-dirs, c-sources, js-sources, default-language,
other-languages, default-extensions, other-extensions, extensions,
extra-libraries, extra-ghci-libraries, extra-lib-dirs, includes,
install-includes, include-dirs, hs-source-dirs, other-modules,
ghc-prof-options, ghcjs-prof-options, ghc-shared-options,
ghcjs-shared-options, ghc-options, ghcjs-options, jhc-options,
hugs-options, nhc98-options
Configuring hstidy-0.1...
Building hstidy-0.1...
Preprocessing executable 'hstidy' for hstidy-0.1...
[1 of 1] Compiling Main             ( hstidy.hs, dist/build/hstidy/hstidy-tmp/Main.o )

hstidy.hs:64:42: error:
    Not in scope: type constructor or class ‘HsModule’
    Perhaps you meant ‘Module’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:72:42: error:
    Not in scope: type constructor or class ‘HsDecl’
    Perhaps you meant ‘Decl’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:81:39: error:
    Not in scope: type constructor or class ‘HsExp’

hstidy.hs:86:18: error:
    Not in scope: data constructor ‘HsPatBind’
    Perhaps you meant ‘PatBind’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:86:33: error:
    Not in scope: data constructor ‘HsUnGuardedRhs’
    Perhaps you meant one of these:
      ‘UnGuardedRhs’ (imported from Language.Haskell.Exts.Syntax),
      ‘GuardedRhs’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:90:39: error:
    Not in scope: type constructor or class ‘HsPat’

hstidy.hs:95:18: error:
    Not in scope: data constructor ‘HsPatBind’
    Perhaps you meant ‘PatBind’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:99:16: error:
    Not in scope: type constructor or class ‘HsModule’
    Perhaps you meant ‘Module’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:102:16: error:
    Not in scope: type constructor or class ‘HsModule’
    Perhaps you meant ‘Module’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:102:29: error:
    Not in scope: type constructor or class ‘HsDecl’
    Perhaps you meant ‘Decl’ (imported from Language.Haskell.Exts.Syntax)

hstidy.hs:103:14: error:
    Not in scope: data constructor ‘HsModule’
    Perhaps you meant one of these:
      ‘Module’ (imported from Language.Haskell.Exts.Syntax),
      variable ‘mkModule’ (line 106)

hstidy.hs:108:16: error:
    Not in scope: type constructor or class ‘SrcLoc’

hstidy.hs:111:28: error:
    Not in scope: type constructor or class ‘HsModule’
    Perhaps you meant ‘Module’ (imported from Language.Haskell.Exts.Syntax)
cabal: Leaving directory '/tmp/cabal-tmp-22970/hstidy-0.1'
cabal: Error: some packages failed to install:
hstidy-0.1 failed during the building phase. The exception was:
ExitFailure 1