2026-06-11T06:10:42.514Z [ INFO] Starting package build
2026-06-11T06:10:42.514Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/16
2026-06-11T06:10:50.910Z [ERROR] Package build failed
2026-06-11T06:10:51.218Z [ WARN] Failed to remove directory path=/data/chroot/16/opt/pkg error=Device busy (os error 16)