[LLVMdev] [llvm-lab-wg] FNT testers reporting success even though they failed

[Galina Kistanova]

The problem remains after the buildmaster restart.

Thanks

Galina



-----Original Message-----
From: David Blaikie [mailto:dblaikie at gmail.com] 
Sent: Tuesday, December 11, 2012 11:42 AM
To: Galina Kistanova
Cc: Duncan Sands; llvm-lab-wg at lists.minormatter.com; Galina Kistanova; llvmdev at cs.uiuc.edu
Subject: Re: [llvm-lab-wg] FNT testers reporting success even though they failed

On Tue, Dec 11, 2012 at 11:40 AM, Galina Kistanova
<gkistanova at accesssoftek.com> wrote:
> Hello everyone,
>
> It might make sense to start from rebooting the buildmaster, just to make sure everything is all right on this end.
> Yesterday I have tried to apply the latest changes from zorg and some of them are broken.
> Theoretically, checkconfig shouldn't affect the working instance, but the reality could be different...
> I planned to rollback to the last known-to-be-good revision and restart the master in the evening, but could do this sooner if you feel like this is urgent.

Given the state of things I don't think anyone will mind if you do it
sooner. Whenever's your soonest convenience sounds fine by me.

- David

>
> Please let me know.
>
> Thanks
>
> Galina
>
>
>
>
>
> -----Original Message-----
> From: llvm-lab-wg-bounces at lists.minormatter.com [mailto:llvm-lab-wg-bounces at lists.minormatter.com] On Behalf Of David Blaikie
> Sent: Tuesday, December 11, 2012 9:12 AM
> To: Duncan Sands
> Cc: llvm-lab-wg at lists.minormatter.com; Galina Kistanova; llvmdev at cs.uiuc.edu
> Subject: Re: [llvm-lab-wg] FNT testers reporting success even though they failed
>
> On Tue, Dec 11, 2012 at 1:27 AM, Duncan Sands <baldrick at free.fr> wrote:
>> All the LLVM lab FNT builders were reporting failures in the same set of
>> tests
>> (scimark2, LivermooreLoops, some others).  Now they've all turned green but
>> the
>> same tests are still failing.  I don't see any commits to deliberately make
>> the
>> FNT pass, so it looks like someone broke failure detection...  Note that the
>> FNT "report" text became empty at the same time.  Here's what "report" was
>> like
>> before:
>>
>>
>> http://lab.llvm.org:8011/builders/clang-x86_64-debian-fnt/builds/12575/steps/make.test-suite/logs/report
>>
>> and after:
>>
>> http://lab.llvm.org:8011/builders/clang-x86_64-debian-fnt/builds/12576/steps/make.test-suite/logs/report
>>
>> The first green builds are:
>>   http://lab.llvm.org:8011/builders/clang-x86_64-debian-fnt/builds/12576
>>   http://lab.llvm.org:8011/builders/clang-x86_64-linux-fnt/builds/57
>>
>> http://lab.llvm.org:8011/builders/dragonegg-x86_64-linux-gcc-4.6-fnt/builds/1983
>>
>> Does anyone know what might have caused this?
>
> [Thought it might've been my change (r169769) but that doesn't look
> like it intersects with this particular test task]
>
> I think you're on the right track with the logs. If the log that
> reaches the buildmaster is empty then we won't find any failures &
> we'll report success.
>
> Have you checked any of the slaves to see if the log files are empty
> in the builds themselves?
>
> Have you run a local execution of the test suite uisng roughly the
> same commands & observed whether the reports are empty coming out of
> that?
>
> - David
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