pip install ocassionally hangs

[Marco Atzeri]

On 29/01/2024 17:00, Daniel Abrahamsson via Cygwin wrote:
> Hi,
> 
> Since some time ago (perhaps a week or two), "pip install" occassionally hangs.
> Ctrl+C does not work. I have to kill the process via the task manager. I can
> reproduce the problem somewhat reliably by running:
> 
>      pip install --force jenkins_job_builder==5.0.4
> 
> This is the last thing printed before the process hangs:
> 
>      Downloading requests-2.31.0-py3-none-any.whl (62 kB)
>        ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 62.6/62.6 kB 1.2 MB/s eta 0:00:00
>      Using cached certifi-2023.11.17-py3-none-any.whl (162 kB)
>      Using cached charset_normalizer-3.3.2-py3-none-any.whl (48 kB)
>      Downloading idna-3.6-py3-none-any.whl (61 kB)
>        ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 0.0/61.6 kB ? eta -:--:--
> 
> I tried attaching to the python39 process with strace and got the following
> message repeated over and over again:
> 
>      --- Process 41672 (pid: 1250), exception c0000005 at 0000000000000000
> 
> Cygwin version: 3.5.0-0.615.g1c13ca67b506.x86_64
> Python version: Python 3.9.18
> pip version: pip 23.3.2
> 
> Regarding the Cygwin version, a colleague ran into the same problem on the 3.4
> branch, so I don't think it is related to anything new on the 3.5 branch.
> 
> Any ideas on how to debug this?
> 
> Regards,
> Daniel Abrahamsson
> 

what if you downgrade to 3.9.16 ?