Aug 11 12:45:54.045 ERRO this task or one of its parent failed!
Aug 11 12:45:54.045 ERRO unable to download google-dataflow1_b4-0.1.5+20150401
Aug 11 12:45:54.045 ERRO caused by: unable to unpack crate tarball
Aug 11 12:45:54.045 ERRO caused by: invalid gzip header