Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: dvda (user goal)
rejecting: dvda-0.4, 0.3.2.1, 0.3.2, 0.3.1, 0.3.0.1, 0.3, 0.2.2, 0.2.1 (global
constraint requires ==0.2.0)
trying: dvda-0.2.0
trying: base-4.8.1.0/installed-4f7... (dependency of dvda-0.2.0)
next goal: directory (dependency of dvda-0.2.0)
rejecting: directory-1.2.2.0/installed-258..., 1.2.4.0, 1.2.3.1, 1.2.3.0,
1.2.2.1, 1.2.2.0, 1.2.1.0, 1.2.0.1, 1.2.0.0 (conflict: dvda => directory>=1.1
&& <1.2)
rejecting: directory-1.1.0.2 (conflict: base==4.8.1.0/installed-4f7...,
directory => base>=4.4 && <4.6)
rejecting: directory-1.1.0.1 (conflict: base==4.8.1.0/installed-4f7...,
directory => base>=4.2 && <4.5)
rejecting: directory-1.1.0.0 (conflict: base==4.8.1.0/installed-4f7...,
directory => base>=4.2 && <4.4)
rejecting: directory-1.0.1.2, 1.0.1.1, 1.0.1.0, 1.0.0.3, 1.0.0.0 (conflict:
dvda => directory>=1.1 && <1.2)
Dependency tree exhaustively searched.