Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: hback (user goal)
rejecting: hback-0.0.3, 0.0.2 (global constraint requires ==0.0.1)
trying: hback-0.0.1
trying: gtk-0.13.6 (dependency of hback-0.0.1)
trying: glib-0.13.1.0 (dependency of gtk-0.13.6)
next goal: glade (dependency of hback-0.0.1)
rejecting: glade-0.12.5.0 (conflict: glib==0.13.1.0, glade => glib>=0.12.5.0
&& <0.13)
rejecting: glade-0.12.1, 0.12.0 (conflict: glib==0.13.1.0, glade => glib>=0.12
&& <0.13)
rejecting: glade-0.11.1, 0.11.0 (conflict: glib==0.13.1.0, glade => glib>=0.11
&& <0.12)
Backjump limit reached (change with --max-backjumps).