Resolving dependencies...
Downloading error-util-0.0.1.1...
Configuring error-util-0.0.1.1...
Building error-util-0.0.1.1...
Preprocessing library error-util-0.0.1.1...
[1 of 1] Compiling Control.Error.Operator ( src/Control/Error/Operator.hs, dist/build/Control/Error/Operator.o )
In-place registering error-util-0.0.1.1...
Running Haddock for error-util-0.0.1.1...
Running hscolour for error-util-0.0.1.1...
Preprocessing library error-util-0.0.1.1...
Preprocessing library error-util-0.0.1.1...
Haddock coverage:
Warning: Control.Error.Operator: Could not find documentation for exported module: X
  30% (  3 / 10) in 'Control.Error.Operator'
  Missing documentation for:
    Module header
    <?> (src/Control/Error/Operator.hs:19)
    <?&> (src/Control/Error/Operator.hs:23)
    <??> (src/Control/Error/Operator.hs:31)
    <??&> (src/Control/Error/Operator.hs:35)
    <?.> (src/Control/Error/Operator.hs:43)
    <?&.> (src/Control/Error/Operator.hs:47)
Documentation created: dist/doc/html/error-util/index.html,
dist/doc/html/error-util/error-util.txt
Creating package registration file:
/tmp/pkgConf-error-util-0.0.12145174067468703135.1
Installing library in
/home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.10.2/error-util-0.0.1.1-FNj299hgrKSEAJlFmUpD5F
Registering error-util-0.0.1.1...
Installed error-util-0.0.1.1