GNU bug report logs - #29676
Guix test failure on tests/store.

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From: ludo <at> gnu.org (Ludovic Courtès)
To: Roel Janssen <roel <at> gnu.org>
Cc: 29676 <at> debbugs.gnu.org
Subject: bug#29676: Guix test failure on tests/store.
Date: Wed, 20 Dec 2017 14:11:33 +0100

Hi Roel,

ludo <at> gnu.org (Ludovic Courtès) skribis:

> Roel Janssen <roel <at> gnu.org> skribis:

[...]

>>>> actual-error:
>>>> + (srfi-34
>>>> +   #<condition &nix-protocol-error [message: "path `dtmp/guix-tests/store/462z3fnl7bs44vp9s97jyg1z74nsfvly-tar' is not in the Nix store" status: 1] 1071090>)
>>>> result: FAIL
>>>
>>> The “dtmp” bit (instead of “/tmp”) looks fishy and would suggest a
>>> memory corruption, presumably in the daemon.
>>
>> The daemon used in the test, or the daemon used to do the package build?
>
> The daemon under test (within the build environment).
>
>>> I suppose the failure random, isn’t it?
>>
>> I ran it again, and I've got the same error:
>>
>> actual-error:
>> + (srfi-34
>> +   #<condition &nix-protocol-error [message: "path `dtmp/guix-tests/store/462z3fnl7bs44vp9s97jyg1z74nsfvly-tar' is not in the Nix store" status: 1] 1754ed0>)
>>
>> So that's either a very funny coincidence, or it's a structural problem.
>
> It’s better if it’s not random.  :-)
>
>> Do you have any suggestions for how I can debug this problem?
>
> Assuming the failure also happens when you run “make check” outside the
> build container (in the failed build tree), can you add ‘valgrind’ in
> ‘test-env’?  Specifically, in ‘test-env’, look for the line that invokes
> ‘./pre-inst-env guix-daemon’ and change it to ‘./pre-inst-env valgrind
> guix-daemon’.

Did you manage to gather more info?

Thanks,
Ludo’.

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