2026-06-11T06:32:33.807Z [ INFO] Starting package build
2026-06-11T06:32:33.807Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/15
2026-06-11T06:37:26.190Z [ERROR] Package build failed
2026-06-11T06:37:33.429Z [ WARN] Failed to remove directory path=/data/chroot/15/opt/pkg error=Device busy (os error 16)