./project-rootstock-ng/rootstock-touch-install vivid-preinstalled-touch-armhf.tar.gz system.img
mount: mounting /dev/block/mmcblk0p17 on /cache failed: Device or resource busy
mount: mounting /dev/block/mmcblk0p18 on /data failed: Device or resource busy
transfering rootfs tarball ... [done]
preparing system-image on device ... ln: /data/system.img: File exists
[done]
unpacking rootfs tarball to system-image ... /sbin/sh: cd: line 1: can't cd to /cache/system/lib
/sbin/sh: cd: line 1: can't cd to /cache/system/etc
[done]
adding android system image to installation ...
root@UbuBox:/home/Ubuntu/javier/dati/download/part-tree/out/target/product/y991#