Comment 5 for bug 161783

Has 7.10 Xen ever been tested before being released:

apt-get install xen-utils-common xen-hypervisor xen-shell xen-tools xen-utils-3.1 xen-hypervisor-3.1 linux-restricted-modules-xen xen-ioemu-3.1 rpmstrap bridge-utils
Reading package lists... Done
Building dependency tree
Reading state information... Done
xen-utils-common is already the newest version.
Note, selecting xen-hypervisor-3.1 instead of xen-hypervisor
xen-hypervisor-3.1 is already the newest version.
xen-shell is already the newest version.
xen-tools is already the newest version.
xen-hypervisor-3.1 is already the newest version.
linux-restricted-modules-xen is already the newest version.
xen-ioemu-3.1 is already the newest version.
rpmstrap is already the newest version.
bridge-utils is already the newest version.
Recommended packages:
  libc6-xen
The following NEW packages will be installed:
  xen-utils-3.1
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
32 not fully installed or removed.
Need to get 0B/396kB of archives.
After unpacking 1200kB of additional disk space will be used.
(Reading database ... 16727 files and directories currently installed.)
Unpacking xen-utils-3.1 (from .../xen-utils-3.1_3.1.0-0ubuntu18_amd64.deb) ...
dpkg: error processing /var/cache/apt/archives/xen-utils-3.1_3.1.0-0ubuntu18_amd64.deb (--unpack):
 trying to overwrite `/etc/udev/xen-backend.rules', which is also in package xen-utils-common
dpkg-deb: subprocess paste killed by signal (Broken pipe)
Errors were encountered while processing:
 /var/cache/apt/archives/xen-utils-3.1_3.1.0-0ubuntu18_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)