2026-05-05T14:19:23.871Z [ INFO] Starting package build
2026-05-05T14:19:23.871Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-bulktest.tar.gz dest=/data/chroot/9
2026-05-05T14:19:24.565Z [ INFO] Running make stage stage=pre-clean
2026-05-05T14:19:27.815Z [ INFO] Running make stage stage=checksum
2026-05-05T14:19:32.011Z [ERROR] Package build failed
2026-05-05T14:19:32.843Z [ WARN] Failed to remove directory path=/data/chroot/9/opt/pkg error=Device busy (os error 16)