2026-06-10T19:36:19.952Z [ INFO] Starting package build
2026-06-10T19:36:19.952Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/16
2026-06-10T19:36:47.890Z [ERROR] Package build failed
2026-06-10T19:36:48.641Z [ WARN] Failed to remove directory path=/data/chroot/16/opt/pkg error=Device busy (os error 16)