Comment # 3 on bug 954189 from Atri Bhattacharya

Sorry, the full list of entries (not exclusively filtered by gnome-boxes) are
as follows:

Feb 20 21:55:36 linux-b3rv org.gnome.Boxes[1410]: ** (gnome-boxes:2584):
WARNING **: Entity http://www.linux-usb.org/usb.ids/80ee/0021 referenced but
not defined
Feb 20 21:55:36 linux-b3rv org.gnome.Boxes[1410]: ** (gnome-boxes:2584):
WARNING **: Using a file (/usr/share/gnome-boxes/gnome-boxes-logos-db.xml) as a
database location is deprecated, use a directory instead
Feb 20 21:55:37 linux-b3rv org.gnome.Boxes[1410]: (gnome-boxes:2584):
Boxes-WARNING **: libvirt-broker.vala:117: Unable to open qemu+unix:///session:
Failed to connect socket to '/run/user/1001/libvirt/libvirt-sock': No such file
or directory
Feb 20 21:56:01 linux-b3rv libvirtd[2596]: libvirt version: 1.3.1
Feb 20 21:56:11 linux-b3rv libvirtd[2596]: hostname: linux-b3rv
Feb 20 21:56:11 linux-b3rv libvirtd[2596]: Failed to intialize libnetcontrol. 
Management of interface devices is disabled
Feb 20 21:56:11 linux-b3rv libvirtd[2596]: Module
/usr/lib64/libvirt/connection-driver/libvirt_driver_libxl.so not accessible
Feb 20 21:56:11 linux-b3rv libvirtd[2596]: Module
/usr/lib64/libvirt/connection-driver/libvirt_driver_lxc.so not accessible
Feb 20 21:56:11 linux-b3rv libvirtd[2596]: Module
/usr/lib64/libvirt/connection-driver/libvirt_driver_uml.so not accessible
Feb 20 21:56:11 linux-b3rv libvirtd[2596]: Module
/usr/lib64/libvirt/connection-driver/libvirt_driver_vbox.so not accessible