Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: rad (user goal)
rejecting: rad-0.1.6.3, 0.1.6.2, 0.1.6.1, 0.1.6, 0.1.4, 0.1.3, 0.1.2, 0.1.1
(global constraint requires ==0.1)
trying: rad-0.1
trying: base-4.8.1.0/installed-4f7... (dependency of rad-0.1)
next goal: array (dependency of rad-0.1)
rejecting: array-0.5.1.0/installed-d42..., 0.5.1.0, 0.5.0.0, 0.4.0.1, 0.4.0.0,
0.3.0.3, 0.3.0.2, 0.3.0.1, 0.3.0.0 (conflict: rad => array>=0.2 && <0.3)
rejecting: array-0.2.0.0 (conflict: base==4.8.1.0/installed-4f7..., array =>
base<4.3)
rejecting: array-0.1.0.0 (conflict: rad => array>=0.2 && <0.3)
Dependency tree exhaustively searched.