$ sudo apt update && sudo apt upgrade
Hit:1 http://repo.steampowered.com/steam precise InRelease
Ign:2 http://dl.google.com/linux/chrome/deb stable InRelease
Hit:3 http://us.archive.ubuntu.com/ubuntu zesty InRelease
Get:4 http://security.ubuntu.com/ubuntu zesty-security InRelease [89.2 kB]
Hit:5 http://dl.google.com/linux/chrome/deb stable Release
Hit:6 http://archive.canonical.com/ubuntu zesty InRelease
Get:7 http://us.archive.ubuntu.com/ubuntu zesty-updates InRelease [89.2 kB]
Hit:8 http://ppa.launchpad.net/pmjdebruijn/darktable-release/ubuntu zesty InRelease
Ign:10 https://atlassian.artifactoryonline.com/atlassian/hipchat-apt-client zesty InRelease
Get:11 http://us.archive.ubuntu.com/ubuntu zesty-backports InRelease [89.2 kB]
Hit:12 https://atlassian.artifactoryonline.com/atlassian/hipchat-apt-client zesty Release
Fetched 268 kB in 0s (340 kB/s)
Reading package lists... Done
Segmentation fault (core dumped)