2026-05-05T13:56:16.948Z [ INFO] Starting package build
2026-05-05T13:56:16.948Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-bulktest.tar.gz dest=/data/chroot/4
2026-05-05T13:56:17.356Z [ INFO] Running make stage stage=pre-clean
2026-05-05T13:56:19.261Z [ INFO] Running make stage stage=checksum
2026-05-05T13:56:19.710Z [ INFO] Running make stage stage=configure
2026-05-05T13:56:29.958Z [ERROR] Package build failed
2026-05-05T13:56:30.345Z [ WARN] Failed to remove directory path=/data/chroot/4/opt/pkg error=Device busy (os error 16)