Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: hback (user goal)
rejecting: hback-0.0.3, 0.0.2, 0.0.1 (global constraint requires ==0.0)
trying: hback-0.0
trying: gtk-0.13.9 (dependency of hback-0.0)
trying: glib-0.13.2.1 (dependency of gtk-0.13.9)
next goal: glade (dependency of hback-0.0)
rejecting: glade-0.12.5.0 (conflict: glib==0.13.2.1, glade => glib>=0.12.5.0
&& <0.13)
rejecting: glade-0.12.1, 0.12.0 (conflict: glib==0.13.2.1, glade => glib>=0.12
&& <0.13)
rejecting: glade-0.11.1, 0.11.0 (conflict: glib==0.13.2.1, glade => glib>=0.11
&& <0.12)
Backjump limit reached (change with --max-backjumps).