2026-06-11T05:52:42.351Z [ INFO] Starting package build
2026-06-11T05:52:42.351Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/16
2026-06-11T05:52:48.839Z [ERROR] Package build failed
2026-06-11T05:52:49.100Z [ WARN] Failed to remove directory path=/data/chroot/16/opt/pkg error=Device busy (os error 16)