$ sudo apt-get update
$ sudo apt-get install frama-c-base 

frama-c-base is installed in your system.

Make ensure the frama-c-base package were installed using the commands given below,

$ sudo dpkg-query -l | grep frama-c-base *

You will get with frama-c-base package name, version, architecture and description in a table

frama-c-base package basic information: