Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: HipmunkPlayground (user goal)
rejecting: HipmunkPlayground-5.2.1.1, 5.2.1, 5.2.0.8, 5.2.0.7, 5.2.0.6,
5.2.0.5, 5.2.0.4, 5.2.0.3, 5.2.0.2, 5.2.0.1, 5.2.0 (global constraint requires
==5.1.0)
trying: HipmunkPlayground-5.1.0
trying: base-4.8.1.0/installed-4f7... (dependency of HipmunkPlayground-5.1.0)
trying: OpenGL-2.13.1.0 (dependency of HipmunkPlayground-5.1.0)
trying: text-1.2.1.3 (dependency of OpenGL-2.13.1.0)
trying: binary-0.7.5.0/installed-072... (dependency of text-1.2.1.3)
rejecting: HipmunkPlayground-5.1.0:+small_base (conflict: binary =>
containers==0.5.6.2/installed-2de..., HipmunkPlayground-5.1.0:small_base =>
containers>=0.1 && <0.4)
rejecting: HipmunkPlayground-5.1.0:-small_base (conflict:
base==4.8.1.0/installed-4f7..., HipmunkPlayground-5.1.0:small_base => base>=2
&& <3)
Backjump limit reached (change with --max-backjumps).