Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: taffybar (user goal)
rejecting: taffybar-0.4.6, taffybar-0.4.5, taffybar-0.4.4, taffybar-0.4.3,
taffybar-0.4.2, taffybar-0.4.1, taffybar-0.4.0, taffybar-0.3.0,
taffybar-0.2.1, taffybar-0.2.0, taffybar-0.1.3 (constraint from user target
requires ==0.1.2)
trying: taffybar-0.1.2
trying: base-4.9.0.0/installed-4.9... (dependency of taffybar-0.1.2)
trying: xmonad-0.12 (dependency of taffybar-0.1.2)
trying: X11-1.7 (dependency of xmonad-0.12)
next goal: xmonad-contrib (dependency of taffybar-0.1.2)
rejecting: xmonad-contrib-0.12, xmonad-contrib-0.11.4, xmonad-contrib-0.11.3,
xmonad-contrib-0.11.2, xmonad-contrib-0.11.1 (conflict: X11==1.7,
xmonad-contrib => X11>=1.6.1 && <1.7)
rejecting: xmonad-contrib-0.11 (conflict: X11==1.7, xmonad-contrib => X11>=1.6
&& <1.6.1)
rejecting: xmonad-contrib-0.10, xmonad-contrib-0.9.2, xmonad-contrib-0.9.1
(conflict: X11==1.7, xmonad-contrib => X11>=1.5.0.0 && <1.6)
rejecting: xmonad-contrib-0.9 (conflict: base==4.9.0.0/installed-4.9...,
xmonad-contrib => base>=3 && <4 || <3)
rejecting: xmonad-contrib-0.8.1, xmonad-contrib-0.8 (conflict: xmonad==0.12,
xmonad-contrib => xmonad<0.9)
rejecting: xmonad-contrib-0.7 (conflict: xmonad==0.12, xmonad-contrib =>
xmonad==0.7)
rejecting: xmonad-contrib-0.6 (conflict: xmonad==0.12, xmonad-contrib =>
xmonad==0.6)
rejecting: xmonad-contrib-0.5 (conflict: xmonad==0.12, xmonad-contrib =>
xmonad==0.5)
Dependency tree exhaustively searched.