swapon: /dev/sda8: swapon failed: Invalid argument
passwd: password expiry information changed.
dbus-daemon[843]: [session uid=999 pid=843] Activating service name='org.gtk.vfs.Daemon' requested by ':1.0' (uid=999 pid=844 comm="" label="unconfined")
dbus-daemon[843]: [session uid=999 pid=843] Successfully activated service 'org.gtk.vfs.Daemon'
dbus-daemon[843]: [session uid=999 pid=843] Activating service name='org.gtk.vfs.Metadata' requested by ':1.0' (uid=999 pid=844 comm="" label="unconfined")
fuse: device not found, try 'modprobe fuse' first
dbus-daemon[843]: [session uid=999 pid=843] Successfully activated service 'org.gtk.vfs.Metadata'
A connection to the bus can't be made
Using CD-ROM mount point /cdrom/
Identifying... [53230943d7e9e0044d5caee0f42c3623-2]
Scanning disc for index files...
Found 2 package indexes, 0 source indexes, 0 translation indexes and 1 signatures
Found label 'Ubuntu Unity 20.10'
This disc is called: 
'Ubuntu Unity 20.10'
Copying package lists...gpgv: Signature made Wed Oct 21 18:50:19 2020 UTC
gpgv:                using RSA key 843938DF228D22F7B3742BC0D94AA3F0EFE21092
gpgv: Good signature from "Ubuntu CD Image Automatic Signing Key (2012) <cdimage@ubuntu.com>"

Reading Package Indexes... 0%

Reading Package Indexes... Done
Writing new source list
Source list entries for this disc are:
deb cdrom:[Ubuntu Unity 20.10]/ groovy main restricted
Repeat this process for the rest of the CDs in your set.