*** setup configure

dist/setup/setup configure --ghc --user --prefix=/usr/local/tmp/archive/install --haddock-option=--use-contents=http://hackage.haskell.org/cgi-bin/hackage-scripts/package/xmonad-0.4 --verbose
Configuring xmonad-0.4...
Warning: No 'build-type' specified. If possible use 'build-type: Simple'.
Dependency base>=2.0: using base-3.0.1.0
Dependency X11>=1.2.1: using X11-1.4.2
Dependency X11-extras>=0.4: using X11-extras-0.4
Dependency mtl>=1.0: using mtl-1.1.0.0
Dependency unix>=1.0: using unix-2.3.0.0
Using compiler: ghc-6.8.2
Using install prefix: /usr/local/tmp/archive/install
Binaries installed in: /usr/local/tmp/archive/install/bin
Libraries installed in: /usr/local/tmp/archive/install/lib/xmonad-0.4/ghc-6.8.2
Private binaries installed in: /usr/local/tmp/archive/install/libexec
Data files installed in: /usr/local/tmp/archive/install/share/xmonad-0.4
Documentation installed in: /usr/local/tmp/archive/install/share/doc/xmonad-0.4
No alex found
No ar found
No c2hs found
No cpphs found
No ffihugs found
Using ghc version 6.8.2 found on system at: /usr/local/bin/ghc
Using ghc-pkg version 6.8.2 found on system at: /usr/local/bin/ghc-pkg
No greencard found
No haddock found
No happy found
No hmake found
No hsc2hs found
No hscolour found
No hugs found
No jhc found
Using ld found on system at: /usr/bin/ld
No nhc98 found
No pkg-config found
No ranlib found
No tar found

*** setup build

dist/setup/setup build --verbose
Creating dist/build (and its parents)
Creating dist/build/autogen (and its parents)
Preprocessing executables for xmonad-0.4...
Building xmonad-0.4...
Building executable: xmonad...
Creating dist/build/xmonad (and its parents)
Creating dist/build/xmonad/xmonad-tmp (and its parents)
/usr/local/bin/ghc -o dist/build/xmonad/xmonad --make -hide-all-packages -i -idist/build/autogen -idist/build/xmonad/xmonad-tmp -i. -Idist/build/xmonad/xmonad-tmp -odir dist/build/xmonad/xmonad-tmp -hidir dist/build/xmonad/xmonad-tmp -stubdir dist/build/xmonad/xmonad-tmp -package base-3.0.1.0 -package X11-1.4.2 -package X11-extras-0.4 -package mtl-1.1.0.0 -package unix-2.3.0.0 -O -funbox-strict-fields -O2 -fasm -Wall -optl-Wl,-s -XGeneralizedNewtypeDeriving ./Main.hs

XMonad.hs:42:17:
    Could not find module `Data.Set':
      it is a member of package containers-0.1.0.0, which is hidden