Cope with OSError
when checking cache stat.mtime
#11718
Merged
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If we get an error when accessing the mtime of a cache file, we should handle that as if the cache is unusable for any other reason.
I've been getting a bizzare crash here in while working on Hypothesis deps; I think it's something to with with my WSL+pyenv install breaking. Given that there was already a
TODO
comment requesting error handling here, I went ahead and added it in the obvious way.