2026-06-11T05:44:51.904Z [ INFO] Starting package build
2026-06-11T05:44:51.904Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/3
2026-06-11T05:44:56.446Z [ERROR] Package build failed
2026-06-11T05:44:56.687Z [ WARN] Failed to remove directory path=/data/chroot/3/opt/pkg error=Device busy (os error 16)