It will fail with *every* output created by the postrm script and the commands it calls. You can reproduce it by simply adding
echo "Make me fail."
to the postrm script (and without c-m-d) and it will fail too. This is not fault of c-m-d.
It will fail with *every* output created by the postrm script and the commands it calls. You can reproduce it by simply adding
echo "Make me fail."
to the postrm script (and without c-m-d) and it will fail too. This is not fault of c-m-d.