Code:
$ inxi -r
Repos:     Active apt sources in file: /etc/apt/sources.list
           deb http://us.archive.ubuntu.com/ubuntu/ xenial main restricted
           deb-src http://us.archive.ubuntu.com/ubuntu/ xenial main restricted
           deb http://us.archive.ubuntu.com/ubuntu/ xenial-updates main restricted
           deb-src http://us.archive.ubuntu.com/ubuntu/ xenial-updates main restricted
           deb http://us.archive.ubuntu.com/ubuntu/ xenial universe
           deb-src http://us.archive.ubuntu.com/ubuntu/ xenial universe
           deb http://us.archive.ubuntu.com/ubuntu/ xenial-updates universe
           deb-src http://us.archive.ubuntu.com/ubuntu/ xenial-updates universe
           deb http://us.archive.ubuntu.com/ubuntu/ xenial multiverse
           deb-src http://us.archive.ubuntu.com/ubuntu/ xenial multiverse
           deb http://us.archive.ubuntu.com/ubuntu/ xenial-updates multiverse
           deb-src http://us.archive.ubuntu.com/ubuntu/ xenial-updates multiverse
           deb http://us.archive.ubuntu.com/ubuntu/ xenial-backports main restricted universe multiverse
           deb-src http://us.archive.ubuntu.com/ubuntu/ xenial-backports main restricted universe multiverse
           deb http://security.ubuntu.com/ubuntu xenial-security main restricted
           deb-src http://security.ubuntu.com/ubuntu xenial-security main restricted
           deb http://security.ubuntu.com/ubuntu xenial-security universe
           deb-src http://security.ubuntu.com/ubuntu xenial-security universe
           deb http://security.ubuntu.com/ubuntu xenial-security multiverse
           deb-src http://security.ubuntu.com/ubuntu xenial-security multiverse
           deb http://archive.canonical.com/ xenial partner
           Active apt sources in file: /etc/apt/sources.list.d/linuxlite.list
           deb http://repo.linuxliteos.com/linuxlite/ citrine main
           Active apt sources in file: /etc/apt/sources.list.d/nemh-ubuntu-systemback-xenial.list
           deb http://ppa.launchpad.net/nemh/systemback/ubuntu xenial main
           Active apt sources in file: /etc/apt/sources.list.d/otto-kesselgulasch-ubuntu-gimp-xenial.list
           deb http://ppa.launchpad.net/otto-kesselgulasch/gimp/ubuntu xenial main
           Active apt sources in file: /etc/apt/sources.list.d/rvm-ubuntu-smplayer-xenial.list
           deb http://ppa.launchpad.net/rvm/smplayer/ubuntu xenial main
           Active apt sources in file: /etc/apt/sources.list.d/ubuntu-wine-ubuntu-ppa-xenial.list
           deb http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu xenial main
Code:
$ sudo apt-get dist-upgrade && sudo apt-get -f install
[sudo] password for harry: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.