Failed to fetch http://ftp.us.debian.org/debian/dists/oldstable/Release  Unable to find expected entry  main/binary-amd64/Packages in Meta-index file (malformed Release file?)
Reading package lists... Done
W: Couldn't stat source package list http://ftp.us.debian.org oldstable/main Packages (/var/lib/apt/lists/ftp.us.debian.org_debian_dists_oldstable_main_binary-amd64_Packages) - stat (2 No such file or directory)
W: You may want to run apt-get update to correct these problems
E: Some index files failed to download, they have been ignored, or old ones used instead.