Bug#848403:

2016-12-29 Thread Маша Глухова
I can switch between being able/unable to reproduce this bug by just doing git checkout 64/65, without touching any dependencies. git-bisect, with test being running build 100 times, points me to the commit 0c3c88fc930f3755e6f4fb0879783e2585863e85 as the first one after which builds do not fail any

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-27 Thread Chris Lamb
Маша Глухова wrote: > It seems likely that one of the changes fixed this bug as a side effect, > but I cannot yet tell which one. My hunch is that its the libvirt 2.5.0-2 that was upload to unstable on 22nd Feb. The timeline fits better and nothing has really changed in the guestfs code... :) R

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-26 Thread Маша Глухова
I should add, I also had failures with diffoscope version 64 and older, but no failures on newer versions. It seems likely that one of the changes fixed this bug as a side effect, but I cannot yet tell which one.

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-26 Thread Santiago Vila
Hi. I have built version 66 one hundred times in unstable. The builds were made on 19 different autobuilders. The number of failed builds has been zero. (Previously it failed 10% of the time). If you do not remember what kind of change may have fixed this, then there must be some broken build-dep

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-26 Thread Santiago Vila
On Mon, Dec 26, 2016 at 07:37:55PM +, Chris Lamb wrote: > Santiago Vila wrote: > > > If I do "python3 -m pytest" afterwards this is what it's shown: > […] > > Note: This is still diffoscope_63 in stretch, not sure if I should > > better try the version in unstable and forget completely about t

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-26 Thread Chris Lamb
Santiago Vila wrote: > If I do "python3 -m pytest" afterwards this is what it's shown: […] > Note: This is still diffoscope_63 in stretch, not sure if I should > better try the version in unstable and forget completely about this > version. Please do so; the icc tests were fixed later and there h

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-26 Thread Santiago Vila
On Sat, 24 Dec 2016, Ximin Luo wrote: > For all you people that already have single-CPU KVM VMs set up, can you > please try to reduce your test cases that still reproduce the bug? > > For example, can you still reproduce it with `debian/rules clean build`? What > about `python3 -m pytest`? The

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-24 Thread Ximin Luo
Chris Lamb: > Ximin Luo wrote: > >> I still haven't managed to reproduce this myself but I'll just note >> for the record we have seen this on jenkins before > > My guess is that one of the third-party Python extension modules that > we import does not correctly reference count Py_None. Someone d

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-24 Thread Chris Lamb
Ximin Luo wrote: > I still haven't managed to reproduce this myself but I'll just note > for the record we have seen this on jenkins before My guess is that one of the third-party Python extension modules that we import does not correctly reference count Py_None. Someone did a good writeup here:

Bug#848403: diffoscope: FTBFS randomly (Fatal Python error: deallocating None)

2016-12-24 Thread Ximin Luo
I still haven't managed to reproduce this myself but I'll just note for the record we have seen this on jenkins before: https://jenkins.debian.net/job/reproducible_diffoscope_from_git_master/63/console Santiago Vila: > Package: src:diffoscope > Version: 63 > Severity: serious > > Hello folks. >