Utopic to Vivid sandbox upgrade failed XUbuntu

[Oscar]

1) Description: Ubuntu 14.10
     Release: 14.10
2) apt-cache policy do-release-upgrade
     N: Unable to locate package do-release-upgrade

3) not fail

4) failed after issuing: sudo do-release-upgrade -ds (see below)

$sudo do-release-upgrade -ds
Checking for a new Ubuntu release
Get:1 Upgrade tool signature [198 B]
Get:2 Upgrade tool [1,219 kB]
Fetched 1,219 kB in 6s (0 B/s)
authenticate 'vivid.tar.gz' against 'vivid.tar.gz.gpg'
extracting 'vivid.tar.gz'

Reading cache

Checking package manager
mount: unknown filesystem type 'aufs'

Sandbox setup failed

It was not possible to create the sandbox environment.

Preparing the upgrade failed

Preparing the system for the upgrade failed so a bug reporting
process is being started.

** (apport-gtk:9474): WARNING **: Couldn't connect to accessibility bus: Failed to connect to socket /tmp/dbus-YX9nX6P53A: Connection refused
Created new window in existing browser session.

ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: ubuntu-release-upgrader-core 1:14.10.10
Uname: Linux 4.0.0-040000rc3-generic x86_64
ApportVersion: 2.14.7-0ubuntu8.2
Architecture: amd64
CrashDB: ubuntu
Date: Thu Apr 9 16:42:11 2015
InstallationDate: Installed on 2014-12-16 (114 days ago)
InstallationMedia: Xubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=en_US
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to utopic on 2015-04-09 (0 days ago)

[Brian Murray (brian-murray)]

2015-04-09 16:42:10,820 DEBUG cmd: ['mount', '--bind', '/var/cache/apt/archives', '/tmp/upgrade-rw-7y6_jcee/needs_bind_mount//var/cache/apt/archives']
2015-04-09 16:42:10,834 ERROR Failed to mount rw aufs overlay for '/bin'
2015-04-09 16:42:10,835 ERROR aufs setup failed
2015-04-09 16:42:10,835 ERROR self.prepared() failed