From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ludovic =?UTF-8?Q?Court=C3=A8s?= <ludo@gnu.org>
Subject: bug#38062: Offloading + timeout + --keep-going leads to assertion
 failure
Date: Mon, 04 Nov 2019 23:38:12 +0100
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 \=\?utf-8\?Q\?s\?\= message of "Mon, 04 Nov 2019 21:45:47 +0100")
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Hi,

Ludovic Court=C3=A8s <ludo@gnu.org> skribis:

> An offloaded build that times out in the presence of =E2=80=98--keep-goin=
g=E2=80=99
> leads to an assertion failure.  To reproduce, set up offloading and run
> something like this:
>
> $ guix build vim --no-substitutes --timeout=3D5 --keep-going
> The following derivation will be built:
>    /gnu/store/5mnnym9xwl145s1b88aqfmrka810w9ci-vim-8.1.0644.drv
> process 4277 acquired build slot '/var/guix/offload/localhost:2222/0'
> load on machine 'localhost' is 0.04 (normalized: 0.01)
> building /gnu/store/5mnnym9xwl145s1b88aqfmrka810w9ci-vim-8.1.0644.drv...
> sending 1 store item (48 MiB) to 'localhost'...
> exporting path `/gnu/store/mlwyk5vcja0gqm20xxj8mwgf0fbqv8cz-vim-8.1.0644-=
checkout'
> building of `/gnu/store/5mnnym9xwl145s1b88aqfmrka810w9ci-vim-8.1.0644.drv=
' timed out after 5 seconds
> build of /gnu/store/5mnnym9xwl145s1b88aqfmrka810w9ci-vim-8.1.0644.drv fai=
led
> View build log at '/var/log/guix/drvs/5m/nnym9xwl145s1b88aqfmrka810w9ci-v=
im-8.1.0644.drv.bz2'.
> guix build: error: corrupt input while restoring archive from #<closed: f=
ile 7ff2769cdc40>
>
>
> The last error is due to premature EOF on the client socket: the child
> =E2=80=98guix-daemon=E2=80=99 process crashed, and thus =E2=80=98guix bui=
ld=E2=80=99 gets EPIPE on its
> client socket.  Here=E2=80=99s how the =E2=80=98guix-daemon=E2=80=99 proc=
ess crashed:
>
> $ tail -3 /var/log/guix-daemon.log
> accepted connection from pid 4270, user ludo
> accepted connection from pid 4277, user root
> guix-daemon: nix/libstore/build.cc:3448: void nix::Worker::run(const Goal=
s&): Assertion `!settings.keepGoing || children.empty()' failed.

Fixed by af73beeba1fc9effab60b11aea1d7ed8c24e7367.

I=E2=80=99ll update the =E2=80=98guix=E2=80=99 package soonish.

Ludo=E2=80=99.