2026-06-11T04:51:32.662Z [ INFO] Starting package build
2026-06-11T04:51:32.662Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/1
2026-06-11T04:51:36.094Z [ERROR] Package build failed
2026-06-11T04:51:36.366Z [ WARN] Failed to remove directory path=/data/chroot/1/opt/pkg error=Device busy (os error 16)