=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching sfs-0.7.2.tar.gz
=> Total size: 1283652 bytes
ftp: Error retrieving file `503 Backend unavailable, connection failed'
fetch: Unable to fetch expected file sfs-0.7.2.tar.gz
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file sfs-0.7.2.tar.gz
ftp: Can't connect to `2001:6b0:29:2396::170:80': Connection timed out
ftp: Can't connect to `193.10.239.170:80': Connection timed out
ftp: Can't connect to `ftp.ds.karen.hj.se:http'
fetch: Unable to fetch expected file sfs-0.7.2.tar.gz
=> Checksum SHA1 OK for sfs-0.7.2.tar.gz
=> Checksum RMD160 OK for sfs-0.7.2.tar.gz
=> Checksum SHA512 OK for sfs-0.7.2.tar.gz