I'm trying to add a build slave to perform Windows builds. I've installed the ShiningPanda plugin (version 0.20) and set up a Virtualenv builder in a job. The build fails with

Fetching changes from the remote Git repository
Fetching upstream changes from https://github.com/mgedmin/check-manifest.git
Checking out Revision 9fc0aaae12f57bdb4ca795ded6c6f0a685dc2cd4 (origin/master)
Cleaning workspace
Resetting working tree
[check-manifest-on-windows] $ cmd.exe /C '"c:\python27\python.exe c:\buildslave\shiningpanda\jobs\765322bd\virtualenv.py --distribute c:\buildslave\shiningpanda\jobs\765322bd\virtualenvs\d41d8cd9 && exit %%ERRORLEVEL%%"'
PYTHONHOME is set. You must activate the virtualenv before using it
New python executable in c:\buildslave\shiningpanda\jobs\765322bd\virtualenvs\d41d8cd9\Scripts\python.exe
Installing distribute.................................
Complete output from command c:\buildslave\shinin...9\Scripts\python.exe -c "#!python
\"\"\"Bootstra... sys.exit(main())
":
Downloading http://pypi.python.org/packages/source/d/distribute/distribute-0.6.34.tar.gz
Extracting in c:\users\mg\appdata\local\temp\3\tmpy3wx2w
Traceback (most recent call last):
File "<string>", line 546, in <module>
File "<string>", line 543, in main
File "<string>", line 77, in _install
File "<string>", line 485, in _extractall
File "c:\python27\Lib\tarfile.py", line 2084, in extract
self._extract_member(tarinfo, os.path.join(path, tarinfo.name))
File "c:\python27\Lib\tarfile.py", line 2160, in _extract_member
self.makefile(tarinfo, targetpath)
File "c:\python27\Lib\tarfile.py", line 2201, in makefile
copyfileobj(source, target)
File "c:\python27\Lib\tarfile.py", line 266, in copyfileobj
shutil.copyfileobj(src, dst)
File "c:\python27\Lib\shutil.py", line 49, in copyfileobj
buf = fsrc.read(length)
File "c:\python27\Lib\tarfile.py", line 819, in read
buf += self.fileobj.read(size - len(buf))
File "c:\python27\Lib\tarfile.py", line 737, in read
return self.readnormal(size)
File "c:\python27\Lib\tarfile.py", line 746, in readnormal
return self.fileobj.read(size)
File "c:\python27\Lib\gzip.py", line 261, in read
self._read(readsize)
File "c:\python27\Lib\gzip.py", line 308, in _read
self._read_eof()
File "c:\python27\Lib\gzip.py", line 347, in _read_eof
hex(self.crc)))
IOError: CRC check failed 0x4b42a280 != 0xec007959L
----------------------------------------
...Installing distribute...done.
Traceback (most recent call last):
File "c:\buildslave\shiningpanda\jobs\765322bd\virtualenv.py", line 5016, in <module>
main()
File "c:\buildslave\shiningpanda\jobs\765322bd\virtualenv.py", line 3418, in main
no_pip=options.no_pip)
File "c:\buildslave\shiningpanda\jobs\765322bd\virtualenv.py", line 3527, in create_environment
search_dirs=search_dirs, never_download=never_download)
File "c:\buildslave\shiningpanda\jobs\765322bd\virtualenv.py", line 3055, in install_distribute
search_dirs=search_dirs, never_download=never_download)
File "c:\buildslave\shiningpanda\jobs\765322bd\virtualenv.py", line 3022, in _install_req
cwd=cwd)
File "c:\buildslave\shiningpanda\jobs\765322bd\virtualenv.py", line 3496, in call_subprocess
% (cmd_desc, proc.returncode))
OSError: Command c:\buildslave\shinin...9\Scripts\python.exe -c "#!python
\"\"\"Bootstra... sys.exit(main())
" failed with error code 1
Build step 'Virtualenv Builder' marked build as failure