== running git clone git://git.haskell.org/ghc-tarballs.git ghc-tarballs
Cloning into 'ghc-tarballs'...
== ghc-tarballs: running git config core.ignorecase true
== running git config core.ignorecase true
== running git submodule init
Submodule 'libffi-tarballs' (git://git.haskell.org/libffi-tarballs.git) registered for path 'libffi-tarballs'
Submodule 'libraries/Cabal' (git://git.haskell.org/packages/Cabal.git) registered for path 'libraries/Cabal'
Submodule 'libraries/Win32' (git://git.haskell.org/packages/Win32.git) registered for path 'libraries/Win32'
Submodule 'libraries/array' (git://git.haskell.org/packages/array.git) registered for path 'libraries/array'
Submodule 'libraries/binary' (git://git.haskell.org/packages/binary.git) registered for path 'libraries/binary'
Submodule 'libraries/bytestring' (git://git.haskell.org/packages/bytestring.git) registered for path 'libraries/bytestring'
Submodule 'libraries/containers' (git://git.haskell.org/packages/containers.git) registered for path 'libraries/containers'
Submodule 'libraries/deepseq' (git://git.haskell.org/packages/deepseq.git) registered for path 'libraries/deepseq'
fatal: Cannot come back to cwd: No such file or directory
fatal: Unable to read current working directory: No such file or directory
Failed to register url for submodule path 'libraries/directory'
git failed: 256 at ./sync-all line 112.
== Checking for old haddock repo
== Checking for old binary repo
== Checking for old mtl repo
== Checking for old Cabal repo
== Checking for old time from tarball
== Checking for obsolete Git repository URL