⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 FreeBSD 10-STABLE Non-Debug 3.x has failed when building commit 57dc7d5.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/167/builds/1608) and take a look at the build logs.
4. Check if the failure is related to this commit (57dc7d5) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/167/builds/1608

Summary of the results of the build (if available):

Reset branch 'master'

1 error

rm: build/lib.freebsd-10.4-STABLE-amd64-3.9/_sysconfigdata__freebsd10_.py: Bad file descriptor
find: build/lib.freebsd-10.4-STABLE-amd64-3.9/_sysconfigdata__freebsd10_.py: Bad file descriptor