For test I downgrade one spamassassin from 4.x to 3.4.6 and problem not exists
Hm, I don't see any significant code-difference regarding tempfiles.
any idea ? root@a48c6a1d5fb0:~# sudo -u amavis perl -Mv5.14 -MFile::Spec -e 'say File::Spec->tmpdir'/tmp
What output do you get?
