<profile> unbound variable about guix-packages HOT 2 OPEN

/ # /busybox cat <<EOM >> /etc/services
> ftp             21/tcp
> ssh             22/tcp                          # SSH Remote Login Protocol
> domain          53/tcp                          # Domain Name Server
> domain          53/udp
> http            80/tcp          www             # WorldWideWeb HTTP
> https           443/tcp                         # http protocol over TLS/SSL
> ftps-data       989/tcp                         # FTP over SSL (data)
> ftps            990/tcp
> http-alt        8080/tcp        webcache        # WWW caching service
> http-alt        8080/udp
> EOM
/ # guix pull
accepted connection from pid 27, user root
spurious SIGPOLL
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
0.0 MB will be downloaded:
   /gnu/store/3njq6g90av2yvw7a597sc5hwasrqihw2-le-certs-0
downloading from https://ci.guix.gnu.org/nar/gzip/3njq6g90av2yvw7a597sc5hwasrqihw2-le-certs-0...
 le-certs-0  4KiB                                                                               645KiB/s 00:00 [##################] 100.0%

Updating channel 'guix' from Git repository at 'https://git.savannah.gnu.org/git/guix.git'...
Building from this channel:
  guix      https://git.savannah.gnu.org/git/guix.git   f6e031a
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
downloading from https://ci.guix.gnu.org/nar/lzip/l1iakyjw5lacjbnynm6z7b31clyh1llx-ghostscript-9.27-doc...
 ghostscript-9.27-doc  3.3MiB    
[..] 
 New in this revision:
  2,039 new packages: abe, ableton-link, ada-ed, akku, altermime, android-libcutils, android-liblog, antlr4, anubis,
    apache-thrift, apt-mirror, armips, …
  3,569 packages upgraded: [email protected], [email protected], [email protected], acpica@20200925,
    [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], [email protected],
    [email protected], …

hint: Run `guix pull --news' to read all the news.

/ #
/ # cd tmp
/tmp # /busybox wget https://raw.githubusercontent.com/giuliano108/guix-packages/master/systems/wsl-config.scm
Connecting to raw.githubusercontent.com (151.101.16.133:443)
wget: note: TLS certificate validation not implemented
saving to 'wsl-config.scm'
wsl-config.scm       100% |******************************************************************************************|  3232  0:00:00 ETA
'wsl-config.scm' saved
/tmp #
/tmp # guix system reconfigure --no-bootloader wsl-config.scm
[..]
/gnu/store/vrqars6kr7534wdcw9p0032ngahma6px-system
/gnu/store/lbqnb3dl0rwl07ip27afdvpflr83djgg-dummybootloader

activating system...
substitute: guix substitute: warning: ci.guix.gnu.org: connection failed: Connection timed out
The following derivations will be built:
   /gnu/store/xmcmrbmrhpin8nq7hh7nmylibvr1ssx1-switch-to-system.scm.drv
   /gnu/store/j5nfji378c49k2aa33z6d07na513ggi6-module-import.drv
   /gnu/store/v3vnpy4dihgz020n0b6b2wciyl1sx586-module-import-compiled.drv

building /gnu/store/j5nfji378c49k2aa33z6d07na513ggi6-module-import.drv...
building /gnu/store/v3vnpy4dihgz020n0b6b2wciyl1sx586-module-import-compiled.drv...
building /gnu/store/xmcmrbmrhpin8nq7hh7nmylibvr1ssx1-switch-to-system.scm.drv...
making '/gnu/store/vrqars6kr7534wdcw9p0032ngahma6px-system' the current system...
setting up setuid programs in '/run/setuid-programs'...
populating /etc from /gnu/store/yzb7bwpaw3wicqq1g4228c3nprw2my3l-etc...
Please wait while gathering entropy to generate the key pair;
this may take time...
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
0.0 MB will be downloaded
downloading from https://ci.guix.gnu.org/nar/lzip/q9wrh0rrhq3sy3n2i6m73ijql7a1m2nm-module-import-compiled ...
 module-import-compiled  24KiB                                                                  790KiB/s 00:00 [##################] 100.0%

guix system: warning: while talking to shepherd: No such file or directory
/tmp #