[R-pkg-devel] crowdsourcing/help with

[Tomas Kalibera]

On 3/10/22 01:38, Ben Bolker wrote:
>
>   We (the glmmTMB developers) are having a hard-to-reproduce problem 
> on Windows.  When run on CRAN's check platform or win-builder with 
> r-devel, the code fails on the first example, when trying to 
> reconstruct a 'TMB' object (TMB is a C++-based package we depend on). 
> The problem is that we can't find a Windows system *other* than 
> win-builder on which it fails -- it works on r-hub, and with 2 or 3 
> other Windows 10/11 systems we've tried it on.
>
>   I suspect this has to do with an incompatibility in the binary stack 
> - there is a dependency chain Matrix → TMB → glmmTMB, and we know that 
> weird stuff can happen if the stack is incompatible (e.g. TMB was 
> built with an older version of Matrix than is currently installed), 
> but haven't managed to put together a stack that fails.
>
>   If anyone with a Windows system handy would be willing to try this 
> out and see if it works that would be *super* handy (especially if you 
> can get it to fail!)
>
>   You can read all about it here:
>
> https://github.com/glmmTMB/glmmTMB/issues/787
>
>    If you just want to grab the tarball so you can run R CMD check on 
> it, try:
>
> r <- remotes::remote_download(github_remote("glmmTMB/glmmTMB/glmmTMB"))
> file.rename(r, "my_glmmtmb_tarball.tar.gz")
>
>    If you do manage to get it to fail, it would be great to see 
> detailed output from
>
> library(glmmTMB)
> up2date(readRDS(system.file("example_files","salamander1.rds",package="glmmTMB"))) 
>
>
>   Any other debugging/diagnostic suggestions are of course welcome.
>   (If this fails we will probably have to put "skip if on Windows" 
> logic around most of our examples and tests.)

As you have a machine where it fails, which is winbuilder, could you 
perhaps instrument your package to print the information you need to 
debug the issue, and re-submit it? Also, to get more specific advice, 
perhaps you could paste the actual output or a link to it.

Best
Tomas

>
>   cheers
>     Ben Bolker
>
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