Could not find module `Snap.Loader.Devel'

gistfile1.sh

levi@platypus:~/hello-snap (master) 
$ cabal install -fdevelopment -v
Reading available packages...
Resolving dependencies...
In order, the following would be installed:
hello-snap-0.1 (new package)
Configuring hello-snap-0.1...
Flags chosen: development=True
Dependency MonadCatchIO-transformers ==0.2.2.3: using
MonadCatchIO-transformers-0.2.2.3
Dependency base ==4.3.1.0: using base-4.3.1.0
Dependency bytestring ==0.9.1.10: using bytestring-0.9.1.10
Dependency data-lens ==2.0.2: using data-lens-2.0.2
Dependency data-lens-template ==2.1.2: using data-lens-template-2.1.2
Dependency heist ==0.6.0.1: using heist-0.6.0.1
Dependency mtl ==2.0.1.0: using mtl-2.0.1.0
Dependency snap ==0.6.0.2: using snap-0.6.0.2
Dependency snap-core ==0.6.0.1: using snap-core-0.6.0.1
Dependency snap-server ==0.6.0.1: using snap-server-0.6.0.1
Dependency text ==0.11.1.7: using text-0.11.1.7
Dependency time ==1.2.0.3: using time-1.2.0.3
Dependency xmlhtml ==0.1.5.2: using xmlhtml-0.1.5.2
Using Cabal-1.10.2.0 compiled by ghc-7.0
Using compiler: ghc-7.0.4
Using install prefix: /Users/levi/.cabal
Binaries installed in: /Users/levi/.cabal/bin
Libraries installed in: /Users/levi/.cabal/lib/hello-snap-0.1/ghc-7.0.4
Private binaries installed in: /Users/levi/.cabal/libexec
Data files installed in: /Users/levi/.cabal/share/hello-snap-0.1
Documentation installed in: /Users/levi/.cabal/share/doc/hello-snap-0.1
Using alex version 2.3.5 found on system at: /usr/local/bin/alex
Using ar found on system at: /usr/bin/ar
No c2hs found
No cpphs found
No ffihugs found
Using gcc version 4.2.1 found on system at: /usr/bin/gcc
Using ghc version 7.0.4 found on system at: /usr/local/bin/ghc
Using ghc-pkg version 7.0.4 found on system at: /usr/local/bin/ghc-pkg
No greencard found
Using haddock version 2.9.2 found on system at: /usr/local/bin/haddock
Using happy version 1.18.6 found on system at: /usr/local/bin/happy
No hmake found
Using hsc2hs version 0.67 found on system at: /usr/local/bin/hsc2hs
No hscolour found
No hugs found
No jhc found
Using ld found on system at: /usr/bin/ld
No lhc found
No lhc-pkg found
No nhc98 found
No pkg-config found
Using ranlib found on system at: /usr/bin/ranlib
Using strip found on system at: /usr/bin/strip
Using tar found on system at: /usr/bin/tar
No uhc found
creating dist/build
creating dist/build/autogen
Preprocessing executables for hello-snap-0.1...
Building hello-snap-0.1...
Building executable hello-snap...
creating dist/build/hello-snap
creating dist/build/hello-snap/hello-snap-tmp
/usr/local/bin/ghc --make -o dist/build/hello-snap/hello-snap -hide-all-packages -fbuilding-cabal-package -package-conf dist/package.conf.inplace -i -idist/build/hello-snap/hello-snap-tmp -isrc -idist/build/autogen -Idist/build/autogen -Idist/build/hello-snap/hello-snap-tmp -optP-DDEVELOPMENT -optP-include -optPdist/build/autogen/cabal_macros.h -odir dist/build/hello-snap/hello-snap-tmp -hidir dist/build/hello-snap/hello-snap-tmp -stubdir dist/build/hello-snap/hello-snap-tmp -package-id MonadCatchIO-transformers-0.2.2.3-e5999289aaa50b5bed30863ffa73c6fc -package-id base-4.3.1.0-167743fc0dd86f7f2a24843a933b9dce -package-id bytestring-0.9.1.10-77e44adc4117472276bab802bea3c036 -package-id data-lens-2.0.2-9808303e5731e8233ec29a7e8961ddaa -package-id data-lens-template-2.1.2-808cf88568fcc4dc56b49accd32dd0da -package-id heist-0.6.0.1-a0827f137c49176cf1939a1ae702ace3 -package-id mtl-2.0.1.0-9763a8821c812a910d327bad2c0d23b2 -package-id snap-0.6.0.2-d17912bfcaf318b14b30a9ec06e5f1c9 -package-id snap-core-0.6.0.1-8d00b51980c04f23f6ae79511ef9f1bc -package-id snap-server-0.6.0.1-8d8dc232c48841d47c5fa4f873b09469 -package-id text-0.11.1.7-f8356b3bc81f56238b19720072cbf2a0 -package-id time-1.2.0.3-57ebba2cc05370f666b7eceba5e468a9 -package-id xmlhtml-0.1.5.2-27762c471e8022f9e62e933d95f84b18 -O -threaded -w -XHaskell98 src/Main.hs

src/Main.hs:19:18:
    Could not find module `Snap.Loader.Devel':
      Use -v to see a list of the files searched for.
cabal: Error: some packages failed to install:
hello-snap-0.1 failed during the building phase. The exception was:
ExitFailure 1