Hello,

ludo@gnu.org (Ludovic Courtès) writes:

> Hi!
>
> Maxim Cournoyer <maxim.cournoyer@gmail.com> skribis:
>
>> I had this problem again now.
>>
>> guix package -i emacs-dvc
>> ;;; note: source file /home/maxim/.config/guix/latest/gnu/packages/emacs.scm
>> ;;;       newer than compiled /home/maxim/.config/guix/latest/gnu/packages/emacs.go
>> ;;; note: source file /home/maxim/.config/guix/latest/gnu/packages/emacs.scm
>> ;;;       newer than compiled /gnu/store/nqy9m6hhnkkfwr5wyq5bac96v9s9hc9i-guix-0.12.0-9.25a4/lib/guile/2.0/site-ccache/gnu/packages/emacs.go
>> ;;; note: source file /home/maxim/.config/guix/latest/gnu/packages/emacs.scm
>> ;;;       newer than compiled /run/current-system/profile/lib/guile/2.0/site-ccache/gnu/packages/emacs.go
>> ;;; note: source file /home/maxim/.config/guix/latest/gnu/packages/emacs.scm
>> ;;;       newer than compiled /home/maxim/.cache/guile/ccache/2.0-LE-8-2.0/home/maxim/src/guix/gnu/packages/emacs.scm.go
>> The following package will be installed:
>>    emacs-dvc    trunk-1.591     /gnu/store/sraxmg5qz9i4338s4ks7asgy4v68dgqs-emacs-dvc-trunk-1.591
>>
>> substitute: updating list of substitutes from 'https://mirror.hydra.gnu.org'... 100.0%
>> substitute: updating list of substitutes from 'https://mirror.hydra.gnu.org'... 100.0%
>> Downloading https://bayfront.guixsd.org/nar/gzip/6h7ym07plwxfn4zq53ld8zfpbx3a09al-at-spi2-core-2.22.0 (1.1MiB installed)...
>> guix substitute: error: connect: No route to host
>> killing process 13896
>> killing process 13896: No such process
>
> Oh I see.  ‘guix substitute --query’ (aka. “updating list of
> substitutes”) correctly ignores the faulty machine, but ‘guix substitute
> --substitute’ does not.  Could you email this issue to bug-guix?
>
>> Q1: Why did it not fallback automatically to mirror.hydra.gnu.org, which
>> pings, and instead aborted (no, hung) attempting to kill an
>> (inexistant?) process? :)
>
> I think the message is referring the ‘guix substitute’ process, but that
> process exited after printing “error: connect”, and thus guix-daemon had
> no process left to kill.
>

I've opened an issue here:
http://debbugs.gnu.org/cgi/bugreport.cgi?bug=26833

Thanks!

Maxim