=> Bootstrap dependency digest>=20211023: found digest-20220214
=> Fetching ocamlgraph-1.8.8.tar.gz
=> Total size: 282729 bytes
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file ocamlgraph-1.8.8.tar.gz
=> Checksum BLAKE2s OK for ocamlgraph-1.8.8.tar.gz
=> Checksum SHA512 OK for ocamlgraph-1.8.8.tar.gz