dpkg-architecture: warning: default GNU system type i486-gnu for Debian arch hurd-i386 does not match specified GNU system type i386-gnu
Hit http://ftp.de.debian.org unstable Release.gpg
Hit http://ftp.de.debian.org unstable Release
Hit http://ftp.de.debian.org unstable/main hurd-i386 Packages/DiffIndex
Get:1 http://ftp.debian-ports.org unreleased Release.gpg [836 B]
Hit http://ftp.de.debian.org unstable/main i386 Packages/DiffIndex
Hit http://ftp.debian-ports.org unreleased Release
Hit http://ftp.de.debian.org unstable/main Translation-en/DiffIndex
Ign http://ftp.debian-ports.org unreleased Release
Ign http://ftp.debian-ports.org unreleased/main hurd-i386 Packages/DiffIndex
Hit http://ftp.debian-ports.org unreleased/main hurd-i386 Packages
Err http://ftp.debian-ports.org unreleased/main i386 Packages
  404  Not Found [IP: 206.12.19.127 80]
Ign http://ftp.debian-ports.org unreleased/main Translation-en
Fetched 836 B in 3s (231 B/s)
W: GPG error: http://ftp.debian-ports.org unreleased Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY AA651E74623DB0B8
W: Failed to fetch http://ftp.debian-ports.org/debian/dists/unreleased/main/binary-i386/Packages  404  Not Found [IP: 206.12.19.127 80]

E: Some index files failed to download. They have been ignored, or old ones used instead.
Failed to download the Packages files.