2026-04-29T11:55:23.003Z [ INFO] Starting package build
2026-04-29T11:55:23.003Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-bulktest.tar.gz dest=/data/chroot/4
2026-04-29T11:55:23.379Z [ INFO] Running make stage stage=pre-clean
2026-04-29T11:55:24.132Z [ INFO] Running make stage stage=checksum
2026-04-29T11:55:24.556Z [ INFO] Running make stage stage=configure
2026-04-29T11:55:29.674Z [ERROR] Package build failed
2026-04-29T11:55:30.097Z [ WARN] Failed to remove directory path=/data/chroot/4/opt/pkg error=Device busy (os error 16)