Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: htar (user goal)
rejecting: htar-0.4.0.1, 0.4, 0.3.1 (global constraint requires ==0.3)
trying: htar-0.3
trying: base-4.7.0.1/installed-e4b... (dependency of htar-0.3)
next goal: tar (dependency of htar-0.3)
rejecting: tar-0.4.1.0, 0.4.0.1, 0.4.0.0 (conflict: htar => tar>=0.3 && <0.4)
trying: tar-0.3.2.0
next goal: directory (dependency of tar-0.3.2.0)
rejecting: directory-1.2.1.0/installed-4c4..., 1.2.2.1, 1.2.2.0, 1.2.1.0,
1.2.0.1, 1.2.0.0 (conflict: tar => directory<1.2)
rejecting: directory-1.1.0.2 (conflict: base==4.7.0.1/installed-e4b...,
directory => base>=4.4 && <4.6)
rejecting: directory-1.1.0.1 (conflict: base==4.7.0.1/installed-e4b...,
directory => base>=4.2 && <4.5)
rejecting: directory-1.1.0.0, 1.0.1.2 (conflict:
base==4.7.0.1/installed-e4b..., directory => base>=4.2 && <4.4)
rejecting: directory-1.0.1.1, 1.0.1.0 (conflict:
base==4.7.0.1/installed-e4b..., directory => base>=4.1 && <4.3)
rejecting: directory-1.0.0.3, 1.0.0.0 (conflict:
base==4.7.0.1/installed-e4b..., directory => base<4.3)
Dependency tree exhaustively searched.