Cannot compile program with DMD built from source

[Minas Mina via Digitalmars-d-learn]

Hello, I have followed the instructions here 
(http://wiki.dlang.org/Starting_as_a_Contributor#POSIX) to 
install DMD, druntime and phobos from source.

My platform is Ubuntu 15.10 x64.
This is the error I get:
http://pastebin.com/kWCv0ymn