root@pi3:/# cat /proc/self/mountinfo | grep mir-libs
1858 1846 7:9 / /var/lib/snapd/hostfs/writable/system-data/snap/mir-libs/22 ro,nodev,relatime master:267 - squashfs /dev/loop9 ro
1860 1846 7:15 / /var/lib/snapd/hostfs/writable/system-data/snap/mir-libs/28 ro,nodev,relatime master:436 - squashfs /dev/loop15 ro
1937 1925 7:9 / /var/lib/snapd/hostfs/snap/mir-libs/22 ro,nodev,relatime master:267 - squashfs /dev/loop9 ro
1939 1925 7:15 / /var/lib/snapd/hostfs/snap/mir-libs/28 ro,nodev,relatime master:436 - squashfs /dev/loop15 ro
2000 1988 7:9 / /writable/system-data/snap/mir-libs/22 ro,nodev,relatime master:267 - squashfs /dev/loop9 ro
2002 1988 7:15 / /writable/system-data/snap/mir-libs/28 ro,nodev,relatime master:436 - squashfs /dev/loop15 ro
2079 2067 7:9 / /snap/mir-libs/22 ro,nodev,relatime master:267 - squashfs /dev/loop9 ro
2081 2067 7:15 / /snap/mir-libs/28 ro,nodev,relatime master:436 - squashfs /dev/loop15 ro
2123 2111 7:9 / /snap/mir-libs/22 ro,nodev,relatime master:267 - squashfs /dev/loop9 ro
2125 2111 7:15 / /snap/mir-libs/28 ro,nodev,relatime master:436 - squashfs /dev/loop15 ro
1905 2127 7:15 /mirlibs0/usr/lib /snap/mir-kiosk-apps/16/mir-libs ro,nodev,relatime master:436 - squashfs /dev/loop15 ro