2026-05-05T13:54:07.923Z [ INFO] Starting package build
2026-05-05T13:54:07.923Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-bulktest.tar.gz dest=/data/chroot/4
2026-05-05T13:54:08.332Z [ INFO] Running make stage stage=pre-clean
2026-05-05T13:54:10.360Z [ INFO] Running make stage stage=checksum
2026-05-05T13:54:10.709Z [ INFO] Running make stage stage=configure
2026-05-05T13:54:27.462Z [ INFO] Running make stage stage=build
2026-05-05T13:54:30.124Z [ERROR] Package build failed
2026-05-05T13:54:30.749Z [ WARN] Failed to remove directory path=/data/chroot/4/opt/pkg error=Device busy (os error 16)