2026-06-11T06:17:56.578Z [ INFO] Starting package build
2026-06-11T06:17:56.578Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/10
2026-06-11T06:18:01.965Z [ERROR] Package build failed
2026-06-11T06:18:02.265Z [ WARN] Failed to remove directory path=/data/chroot/10/opt/pkg error=Device busy (os error 16)