Traceback (most recent call last):
  File "/usr/bin/seeded-in-ubuntu", line 133, in <module>
    main()
  File "/usr/bin/seeded-in-ubuntu", line 124, in main
    index = load_index(options.data_url)
  File "/usr/bin/seeded-in-ubuntu", line 47, in load_index
    return json.load(f)
  File "/usr/lib/python2.7/json/__init__.py", line 274, in load
    return loads(fp.read(),
  File "/usr/lib/python2.7/gzip.py", line 249, in read
    self._read(readsize)
  File "/usr/lib/python2.7/gzip.py", line 303, in _read
    self._read_eof()
  File "/usr/lib/python2.7/gzip.py", line 342, in _read_eof
    hex(self.crc)))
IOError: CRC check failed 0x282b98f1 != 0xdff779cL