=> Bootstrap dependency digest>=20211023: found digest-20220214
=> Fetching why3-1.8.0.tar.gz
=> Total size: 7373730 bytes
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file why3-1.8.0.tar.gz
=> Checksum BLAKE2s OK for why3-1.8.0.tar.gz
=> Checksum SHA512 OK for why3-1.8.0.tar.gz
=> Checksum BLAKE2s OK for why3-1.8.0.tar.gz
=> Checksum SHA512 OK for why3-1.8.0.tar.gz