It did not repeat, and I'm using it on a hosted system with Ubuntu.

On Sat, Nov 7, 2020 at 4:59 PM Marius Bakke <marius@gnu.org> wrote:

> Josh Marshall <joshua.r.marshall.1991@gmail.com> writes:
>
> > Hello all,
> >
> > When pulling I came across the following which told me to send a report
> in:
> >
> > ```
> > anadon@goodadvicemallard:~$ guix pull
> > Updating channel 'guix' from Git repository at '
> > https://git.savannah.gnu.org/git/guix.git'...
>
> [...]
>
> > substitute: updating substitutes from 'https://ci.guix.gnu.org'...
> 100.0%
> > @ substituter-started
> > /gnu/store/4kq9k7cvwmg42hvk71m2kihiasz7x9z8-git-minimal-2.29.2
>
> [...]
>
> > gzip: stdin: unexpected end of file
> > guix substitute: error: corrupt input while restoring
> > '/gnu/store/4kq9k7cvwmg42hvk71m2kihiasz7x9z8-git-minimal-2.29.2/bin/git'
> > from #{read pipe}#
> > @ substituter-failed
> > /gnu/store/4kq9k7cvwmg42hvk71m2kihiasz7x9z8-git-minimal-2.29.2 256
> fetching
> > path `/gnu/store/4kq9k7cvwmg42hvk71m2kihiasz7x9z8-git-minimal-2.29.2'
> > failed with exit code 1
>
> [...]
>
> > ./guix/store.scm:1368:15: ERROR:
> >   1. &store-protocol-error:
> >       message: "some substitutes for the outputs of derivation
> > `/gnu/store/6kd94qkd2hnkri5hc44vfjvh8b0i5ynl-git-minimal-2.29.2.drv'
> failed
> > (usually happens due to networking issues); try `--fallback' to build
> > derivation from source "
>
> Probably this was a transient (network) failure, or is the error
> consistent?
>
> And for something completely different:
>
> >
> /gnu/store/ncknl03pkmamrxg7q9nxi1rn1qhvwbi9-guix-1.0.1/libexec/guix/substitute
>
> Consider updating the 'root' user Guix (or reconfigure, if you are on
> Guix System), to get the latest version of guix-daemon.
>