$ sudo apt-get update
[sudo] password for stuart:
Ign http://linux.dropbox.com trusty InRelease
Get:1 http://linux.dropbox.com trusty Release.gpg [489 B]
Ign http://dl.google.com stable InRelease
Get:2 http://linux.dropbox.com trusty Release [2,601 B]
Ign http://archive.ubuntu.com trusty InRelease
Get:3 http://dl.google.com stable Release.gpg [198 B]
Hit http://repo.steampowered.com precise InRelease
Ign http://archive.ubuntu.com trusty-updates InRelease
Hit http://repo.steampowered.com precise/steam Sources
Get:4 http://linux.dropbox.com trusty/main amd64 Packages [1,159 B]
Ign http://archive.canonical.com trusty InRelease
Ign http://extras.ubuntu.com trusty InRelease
Get:5 http://dl.google.com stable Release [1,347 B]
Ign http://archive.ubuntu.com trusty-backports InRelease
Hit http://repo.steampowered.com precise/steam amd64 Packages
Get:6 http://linux.dropbox.com trusty/main i386 Packages [1,159 B]
Get:7 http://dl.google.com stable/main amd64 Packages [1,167 B]
Hit http://repo.steampowered.com precise/steam i386 Packages
Ign http://archive.ubuntu.com trusty-security InRelease
Hit http://extras.ubuntu.com trusty Release.gpg
Get:8 http://dl.google.com stable/main i386 Packages [1,197 B]
Hit http://archive.canonical.com trusty Release.gpg
Hit http://archive.ubuntu.com trusty Release.gpg
Get:9 http://archive.ubuntu.com trusty-updates Release.gpg [933 B]
Hit http://extras.ubuntu.com trusty Release
Hit http://archive.canonical.com trusty Release
Hit http://archive.ubuntu.com trusty-backports Release.gpg
Ign http://linux.dropbox.com trusty/main Translation-en_US
Get:10 http://archive.ubuntu.com trusty-security Release.gpg [933 B]
Hit http://extras.ubuntu.com trusty/main Sources
Ign http://linux.dropbox.com trusty/main Translation-en
Hit http://archive.canonical.com trusty/partner Sources
Hit http://archive.ubuntu.com trusty Release
Hit http://extras.ubuntu.com trusty/main amd64 Packages
Get:11 http://archive.ubuntu.com trusty-updates Release [63.5 kB]
Hit http://archive.canonical.com trusty/partner amd64 Packages
Hit http://extras.ubuntu.com trusty/main i386 Packages
Hit http://archive.canonical.com trusty/partner i386 Packages
Ign http://dl.google.com stable/main Translation-en_US
Ign http://dl.google.com stable/main Translation-en
Ign http://repo.steampowered.com precise/steam Translation-en_US
Hit http://archive.ubuntu.com trusty-backports Release
Ign http://repo.steampowered.com precise/steam Translation-en
Get:12 http://archive.ubuntu.com trusty-security Release [63.5 kB]
Hit http://archive.ubuntu.com trusty/main Sources
Hit http://archive.ubuntu.com trusty/restricted Sources
Ign http://archive.canonical.com trusty/partner Translation-en
Hit http://archive.ubuntu.com trusty/universe Sources
Hit http://archive.ubuntu.com trusty/multiverse Sources
Hit http://archive.ubuntu.com trusty/main amd64 Packages
Hit http://archive.ubuntu.com trusty/restricted amd64 Packages
Hit http://archive.ubuntu.com trusty/universe amd64 Packages
Hit http://archive.ubuntu.com trusty/multiverse amd64 Packages
Hit http://archive.ubuntu.com trusty/main i386 Packages
Hit http://archive.ubuntu.com trusty/restricted i386 Packages
Ign http://extras.ubuntu.com trusty/main Translation-en_US
Hit http://archive.ubuntu.com trusty/universe i386 Packages
Hit http://archive.ubuntu.com trusty/multiverse i386 Packages
Ign http://extras.ubuntu.com trusty/main Translation-en
Hit http://archive.ubuntu.com trusty/main Translation-en
Hit http://archive.ubuntu.com trusty/multiverse Translation-en
Hit http://archive.ubuntu.com trusty/restricted Translation-en
Hit http://archive.ubuntu.com trusty/universe Translation-en
Get:13 http://archive.ubuntu.com trusty-updates/main Sources [227 kB]
Get:14 http://archive.ubuntu.com trusty-updates/restricted Sources [3,433 B]
Get:15 http://archive.ubuntu.com trusty-updates/universe Sources [130 kB]
Get:16 http://archive.ubuntu.com trusty-updates/multiverse Sources [5,138 B]
Get:17 http://archive.ubuntu.com trusty-updates/main amd64 Packages [599 kB]
Get:18 http://archive.ubuntu.com trusty-updates/restricted amd64 Packages [11.8 kB]
Get:19 http://archive.ubuntu.com trusty-updates/universe amd64 Packages [301 kB]
Get:20 http://archive.ubuntu.com trusty-updates/multiverse amd64 Packages [12.0 kB]
Ign https://private-ppa.launchpad.net trusty InRelease
Get:21 http://archive.ubuntu.com trusty-updates/main i386 Packages [579 kB]
Hit https://private-ppa.launchpad.net trusty Release.gpg
Hit https://private-ppa.launchpad.net trusty Release
Hit https://private-ppa.launchpad.net trusty/main amd64 Packages
Get:22 http://archive.ubuntu.com trusty-updates/restricted i386 Packages [11.8 kB]
Get:23 http://archive.ubuntu.com trusty-updates/universe i386 Packages [302 kB]
Hit https://private-ppa.launchpad.net trusty/main i386 Packages
Get:24 http://archive.ubuntu.com trusty-updates/multiverse i386 Packages [12.1 kB]
Get:25 http://archive.ubuntu.com trusty-updates/main Translation-en [288 kB]
Hit http://archive.ubuntu.com trusty-updates/multiverse Translation-en
Hit http://archive.ubuntu.com trusty-updates/restricted Translation-en
Get:26 http://archive.ubuntu.com trusty-updates/universe Translation-en [160 kB]
Hit http://archive.ubuntu.com trusty-backports/main Sources
Hit http://archive.ubuntu.com trusty-backports/restricted Sources
Hit http://archive.ubuntu.com trusty-backports/universe Sources
Hit http://archive.ubuntu.com trusty-backports/multiverse Sources
Hit http://archive.ubuntu.com trusty-backports/main amd64 Packages
Hit http://archive.ubuntu.com trusty-backports/restricted amd64 Packages
Hit http://archive.ubuntu.com trusty-backports/universe amd64 Packages
Ign https://private-ppa.launchpad.net trusty/main Translation-en_US
Hit http://archive.ubuntu.com trusty-backports/multiverse amd64 Packages
Ign https://private-ppa.launchpad.net trusty/main Translation-en
Hit http://archive.ubuntu.com trusty-backports/main i386 Packages
Hit http://archive.ubuntu.com trusty-backports/restricted i386 Packages
Hit http://archive.ubuntu.com trusty-backports/universe i386 Packages
Hit http://archive.ubuntu.com trusty-backports/multiverse i386 Packages
Hit http://archive.ubuntu.com trusty-backports/main Translation-en
Hit http://archive.ubuntu.com trusty-backports/multiverse Translation-en
Hit http://archive.ubuntu.com trusty-backports/restricted Translation-en
Hit http://archive.ubuntu.com trusty-backports/universe Translation-en
Get:27 http://archive.ubuntu.com trusty-security/main Sources [90.7 kB]
Get:28 http://archive.ubuntu.com trusty-security/restricted Sources [2,061 B]
Get:29 http://archive.ubuntu.com trusty-security/universe Sources [28.5 kB]
Get:30 http://archive.ubuntu.com trusty-security/multiverse Sources [2,334 B]
Get:31 http://archive.ubuntu.com trusty-security/main amd64 Packages [326 kB]
Get:32 http://archive.ubuntu.com trusty-security/restricted amd64 Packages [8,875 B]
Get:33 http://archive.ubuntu.com trusty-security/universe amd64 Packages [112 kB]
Get:34 http://archive.ubuntu.com trusty-security/multiverse amd64 Packages [3,683 B]
Get:35 http://archive.ubuntu.com trusty-security/main i386 Packages [311 kB]
Get:36 http://archive.ubuntu.com trusty-security/restricted i386 Packages [8,846 B]
Get:37 http://archive.ubuntu.com trusty-security/universe i386 Packages [112 kB]
Get:38 http://archive.ubuntu.com trusty-security/multiverse i386 Packages [3,838 B]
Get:39 http://archive.ubuntu.com trusty-security/main Translation-en [178 kB]
Hit http://archive.ubuntu.com trusty-security/multiverse Translation-en
Hit http://archive.ubuntu.com trusty-security/restricted Translation-en
Get:40 http://archive.ubuntu.com trusty-security/universe Translation-en [65.6 kB]
Ign http://archive.ubuntu.com trusty/main Translation-en_US
Ign http://archive.ubuntu.com trusty/multiverse Translation-en_US
Ign http://archive.ubuntu.com trusty/restricted Translation-en_US
Ign http://archive.ubuntu.com trusty/universe Translation-en_US
Fetched 4,034 kB in 16s (249 kB/s)
E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable)
E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?