*** setup configure

Creating dist/setup (and its parents)
/usr/local/bin/ghc --make Setup.hs -o dist/setup/setup -odir dist/setup -hidir dist/setup
[1 of 1] Compiling Main             ( Setup.hs, dist/setup/Main.o )
Linking dist/setup/setup ...
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/mtl-1.0 --verbose
Configuring mtl-1.0...
Warning: No 'build-type' specified. If you do not need a custom Setup.hs or
./configure script then use 'build-type: Simple'.
Dependency base-any: using base-3.0.1.0
Using Cabal-1.4.0.1 compiled by ghc-6.8
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/mtl-1.0/ghc-6.8.2
Private binaries installed in: /usr/local/tmp/archive/install/libexec
Data files installed in: /usr/local/tmp/archive/install/share/mtl-1.0
Documentation installed in: /usr/local/tmp/archive/install/share/doc/mtl-1.0
Using alex version 2.0.1 found on system at: /usr/local/bin/alex
Using ar found on system at: /usr/bin/ar
Using c2hs version 0.15.1 found on system at: /usr/local/bin/c2hs
Using cpphs version 0.7 found on system at: /usr/bin/cpphs
Using ffihugs found on system at: /usr/local/bin/ffihugs
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
Using haddock version 2.1.0 found on system at: /usr/local/bin/haddock
Using happy version 1.17 found on system at: /usr/local/bin/happy
No hmake found
Using hsc2hs version 0.66 found on system at: /usr/local/bin/hsc2hs
Using hscolour version 1.9 found on system at: /usr/local/bin/HsColour
Using hugs found on system at: /usr/local/bin/hugs
No jhc found
Using ld found on system at: /usr/bin/ld
No nhc98 found
Using pkg-config version 0.22 found on system at: /usr/bin/pkg-config
Using ranlib found on system at: /usr/bin/ranlib
Using strip found on system at: /usr/bin/strip
Using tar found on system at: /bin/tar

*** setup build

dist/setup/setup build --verbose
Creating dist/build (and its parents)
Creating dist/build/autogen (and its parents)
Preprocessing library mtl-1.0...
Building mtl-1.0...
Building library...
Creating dist/build (and its parents)
/usr/local/bin/ghc -package-name mtl-1.0 --make -hide-all-packages -i -idist/build -i. -idist/build/autogen -Idist/build -odir dist/build -hidir dist/build -stubdir dist/build -package base-3.0.1.0 -O -XMultiParamTypeClasses -XFunctionalDependencies Control.Monad.Error Control.Monad.Cont Control.Monad.Identity Control.Monad.List Control.Monad.RWS Control.Monad.Reader Control.Monad.State Control.Monad.Trans Control.Monad.Writer
[1 of 9] Compiling Control.Monad.Trans ( Control/Monad/Trans.hs, dist/build/Control/Monad/Trans.o )
[2 of 9] Compiling Control.Monad.Reader ( Control/Monad/Reader.hs, dist/build/Control/Monad/Reader.o )

Control/Monad/Reader.hs:60:0:
    Illegal instance declaration for `MonadReader r ((->) r)'
        (All instance types must be of the form (T a1 ... an)
         where a1 ... an are distinct type *variables*
         Use -XFlexibleInstances if you want to disable this.)
    In the instance declaration for `MonadReader r ((->) r)'

Control/Monad/Reader.hs:79:0:
    Illegal instance declaration for `MonadReader r (Reader r)'
        (All instance types must be of the form (T a1 ... an)
         where a1 ... an are distinct type *variables*
         Use -XFlexibleInstances if you want to disable this.)
    In the instance declaration for `MonadReader r (Reader r)'

Control/Monad/Reader.hs:115:0:
    Illegal instance declaration for `MonadReader r (ReaderT r m)'
        (All instance types must be of the form (T a1 ... an)
         where a1 ... an are distinct type *variables*
         Use -XFlexibleInstances if you want to disable this.)
    In the instance declaration for `MonadReader r (ReaderT r m)'