tarting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From http://cpan.enstimac.fr/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
following redirection to `http://cpan.mines-albi.fr/authors/id/E/ET/ETHER/URI-1.67.tar.gz'...
ERROR: download failed "http://cpan.mines-albi.fr/authors/id/E/ET/ETHER/URI-1.67.tar.gz" 404 "Not Found"

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://ftp.ciril.fr/pub/cpan/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 7> "RETR URI-1.67.tar.gz" 550 "URI-1.67.tar.gz: No such file or directory\r")'.

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://artfiles.org/cpan.org/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 9> "RETR URI-1.67.tar.gz" 550 "URI-1.67.tar.gz: No such file or directory\r")'.

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From http://www.cpan.org/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: download failed "http://www.cpan.org/authors/id/E/ET/ETHER/URI-1.67.tar.gz" 404 "Not Found"

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://cpan.rinet.ru/pub/mirror/CPAN/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 12> "RETR URI-1.67.tar.gz" 550 "URI-1.67.tar.gz: No such file or directory.\r")'.

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From http://cpan.cu.be/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
following redirection to `https://cpan.cu.be/authors/id/E/ET/ETHER/URI-1.67.tar.gz'...
;;; Failed to autoload make-session in (gnutls):
;;; ERROR: missing interface for module (gnutls)
ERROR: In procedure module-lookup: Unbound variable: make-session

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://cpan.inode.at/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 7> "RETR URI-1.67.tar.gz" 550 "URI-1.67.tar.gz: No such file or directory\r")'.

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://cpan.iht.co.il/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 9> "RETR URI-1.67.tar.gz" 550 "Failed to open file.\r")'.

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://ftp.osuosl.org/pub/CPAN/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 11> "RETR URI-1.67.tar.gz" 550 "Failed to open file.\r")'.

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://ftp.nara.wide.ad.jp/pub/CPAN/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 13> "RETR URI-1.67.tar.gz" 550 "URI-1.67.tar.gz: No such file or directory\r")'.

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From http://mirrors.163.com/cpan/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: download failed "http://mirrors.163.com/cpan/authors/id/E/ET/ETHER/URI-1.67.tar.gz" 404 "Not Found"

Starting download of /gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz
From ftp://cpan.mirror.ac.za/authors/id/E/ET/ETHER/URI-1.67.tar.gz...
ERROR: Throw to key `ftp-error' with args `(#<input-output: socket 16> "RETR URI-1.67.tar.gz" 550 "Can't open URI-1.67.tar.gz: No such file or directory\r")'.
failed to download "/gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz" from "mirror://cpan/authors/id/E/ET/ETHER/URI-1.67.tar.gz"
builder for `/gnu/store/ap6wjspq0l1cjy8shix8s6cp2am1vgcs-URI-1.67.tar.gz.drv' failed to produce output path `/gnu/store/3zfsibl53vbwmhqpih4nvdcd6dqb74yq-URI-1.67.tar.gz'
cannot build derivation `/gnu/store/g4bqzqz0m7nsng1b0ylyhd8z3vsff70i-perl-uri-1.67.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/va8giwjwnyxdn3xr9dabdxqxpmgg8snh-exo-0.10.3.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/yapifpc2qkib6c2dx9vjspys1pll7kir-profile.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/3swpdr1jalk13ba4kw48190v4yc3shn3-thunar-1.6.6.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/1mjsgvizjysqs4jfs1y7baj5v3nldmg6-system.drv': 1 dependencies couldn't be built
guix system: error: build failed: build of `/gnu/store/1mjsgvizjysqs4jfs1y7baj5v3nldmg6-system.drv' failed