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Re: failing CI builds
From: |
Jonas Hahnfeld |
Subject: |
Re: failing CI builds |
Date: |
Sun, 28 Jun 2020 14:34:30 +0200 |
User-agent: |
Evolution 3.36.3 |
Am Samstag, den 27.06.2020, 18:34 +0200 schrieb Han-Wen Nienhuys:
> On Sat, Jun 27, 2020 at 6:29 PM Han-Wen Nienhuys <hanwenn@gmail.com> wrote:
> > On Fri, Jun 26, 2020 at 11:37 PM Jonas Hahnfeld <hahnjo@hahnjo.de> wrote:
> > > Hi all,
> > >
> > > at least the following two MRs experience strange failures in CI:
> > > https://gitlab.com/lilypond/lilypond/-/merge_requests/191
> > > https://gitlab.com/lilypond/lilypond/-/merge_requests/201
> > >
> > > The latter one is mine and I can reproduce this on my own runner, which
> > > means I can get the log files easily and even connect from the host
> > > with gdb and get a bracktrace (see attached files). It's failing
> > > somewhere deep inside libguile.so - any ideas?
> > >
> > > When comparing the build artifacts, I noticed that the output files in
> > > mf/ are not reproducible. I'm not sure if that is related,
> >
> > Unlikely. For unknown reasons metapost is dumping the current time in
> > its log output
>
> PFA flies have creation timestamps. I suppose PFB and OTF have them too.
Sure, timestamps are one source of non-determinism. However, I'm also
seeing differences in the generated .svg files. I find this very
suspicious because my naive interpretation is that some glyphs differ
between multiple runs.
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- Re: failing CI builds, (continued)
Re: failing CI builds, Han-Wen Nienhuys, 2020/06/27
- Re: failing CI builds, Han-Wen Nienhuys, 2020/06/27
- Re: failing CI builds,
Jonas Hahnfeld <=
- Re: failing CI builds, Werner LEMBERG, 2020/06/27
- Re: failing CI builds, Han-Wen Nienhuys, 2020/06/27
- Re: failing CI builds, Werner LEMBERG, 2020/06/27
- Re: failing CI builds, Werner LEMBERG, 2020/06/28
- Re: failing CI builds, Jonas Hahnfeld, 2020/06/28
- Re: failing CI builds, Werner LEMBERG, 2020/06/29
- Re: failing CI builds, Jonas Hahnfeld, 2020/06/29
- Re: failing CI builds, Werner LEMBERG, 2020/06/29
- Re: failing CI builds, Jonas Hahnfeld, 2020/06/29