elif [ $tree_age -ge $max_lifetime ]; then
echo "The build tree reached its maximum lifetime, cleaning up."
- find . -mindepth 1 -maxdepth 1 -print0 | xargs -r -0 rm -vrf | while read entry do
+ find . -mindepth 1 -maxdepth 1 -print0 | xargs -r -0 rm -vrf | while read entry; do
printf "."
done