=> Bootstrap dependency digest>=20010302: found digest-20190127 => Fetching telepathy-qt-0.9.6.1.tar.gz => Total size: 6067468 bytes ftp: Error retrieving file `503 Backend unavailable, connection failed' fetch: Unable to fetch expected file telepathy-qt-0.9.6.1.tar.gz => Checksum SHA1 OK for telepathy-qt-0.9.6.1.tar.gz => Checksum RMD160 OK for telepathy-qt-0.9.6.1.tar.gz => Checksum SHA512 OK for telepathy-qt-0.9.6.1.tar.gz