Description of problem:

running "atomic db version" gives GLib-WARNING. See the below output:

-bash-4.3# atomic db version ba7ee9475c

(atomic db version:994): GLib-WARNING **: GError set over the top of a previous GError or uninitialized memory.
This indicates a bug in someone's code. You must ensure an error is NULL before it's set.
The overwriting error message was: No such file or directory: /var/lib
.......................................
...... repeated many times ............
.......................................
ostree commit: ba7ee9475c (ba7ee9475c462c9265517ab1e5fb548524c01a71709539bbe744e5fdccf6288b)
  rpmdbv is:                         309:c42413b93a6ca3b780105dc0ae4d9fc6fc633000




Version-Release number of selected component (if applicable):

-bash-4.3# rpm -q rpm-ostree
rpm-ostree-2014.114-2.fc21.x86_64
-bash-4.3# rpm-ostree status
  TIMESTAMP (UTC)         ID             OSNAME            REFSPEC                                                
* 2014-12-22 01:30:45     5e04960269     fedora-atomic     fedora-atomic:fedora-atomic/f21/x86_64/docker-host     
  2014-12-03 01:30:09     ba7ee9475c     fedora-atomic     fedora-atomic:fedora-atomic/f21/x86_64/docker-host

How reproducible:

Always


Steps to Reproduce:
1. Run the F21 atomic image.
2. Do an atomic upgrade to 5e04960269 or some version with rpm-ostree-2014.114-2.fc21.x86_64
3. run atomic db version <hash>
4. observe error. 

Actual results:
see description


Expected results:
no glib errors