2026-06-11T05:52:04.994Z [ INFO] Starting package build
2026-06-11T05:52:04.995Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/16
2026-06-11T05:52:40.390Z [ERROR] Package build failed
2026-06-11T05:52:42.328Z [ WARN] Failed to remove directory path=/data/chroot/16/opt/pkg error=Device busy (os error 16)