W: See /home/debian/gitian-builder/base-trusty-amd64-bootstrap/debootstrap/debootstrap.log for details
I have looked in the log file and this is all it says chroot: cannot run command mount': Exec format error
.01BTC Bounty for who ever can successfully get me past this error.
I haven't used it before but you have a few threads in here that can probably help you out. you can also check these links, you might help you out:
https://coinaxis.com/index.php/entry/how-to-do-a-gitian-build-for-litecoin-tutorial-coinaxis
https://dashtalk.org/threads/how-to-gitian-build-dash-under-debian-jessie-using-lxc.5397/
http://gavintech.blogspot.pt/2014/02/gitian-building-bitcoin-releases.html