root@raspbian:~# apt-get update
Get:1
http://archive.raspbian.org wheezy InRelease
Ign
http://archive.raspbian.org wheezy InRelease
Get:2
http://archive.raspbian.org wheezy/main Sources
99% [2 Sources xz 0 B] [Connecting to archive.raspbian.org (208.113.240.22)]/usr/bin/xz: (stdin): File format not recognized
Get:3
http://archive.raspbian.org wheezy/main armhf Packages
99% [3 Packages xz 0 B]/usr/bin/xz: (stdin): File format not recognized
Get:4
http://archive.raspbian.org wheezy/main TranslationIndex
Fetched 1,088 B in 1s (681 B/s)
W: GPG error:
http://archive.raspbian.org wheezy InRelease: File /var/lib/apt/lists/partial/archive.raspbian.org_raspbian_dists_wheezy_InRelease doesn't start with a clearsigned message
W: Failed to fetch gzip:/var/lib/apt/lists/partial/archive.raspbian.org_raspbian_dists_wheezy_main_source_Sources Encountered a section with no Package: header
W: Failed to fetch gzip:/var/lib/apt/lists/partial/archive.raspbian.org_raspbian_dists_wheezy_main_binary-armhf_Packages Encountered a section with no Package: header
W: Failed to fetch
http://archive.raspbian.org/raspbian/di ... i18n/Index No Hash entry in Release file /var/lib/apt/lists/partial/archive.raspbian.org_raspbian_dists_wheezy_main_i18n_Index
E: Some index files failed to download. They have been ignored, or old ones used instead.
This is the output I receive.