Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: htar (user goal)
rejecting: htar-0.4.0.2, 0.4.0.1, 0.4 (global constraint requires ==0.3.1)
trying: htar-0.3.1
trying: base-4.8.1.0/installed-4f7... (dependency of htar-0.3.1)
next goal: tar (dependency of htar-0.3.1)
rejecting: tar-0.4.2.2, 0.4.2.1, 0.4.2.0, 0.4.1.0, 0.4.0.1, 0.4.0.0 (conflict:
htar => tar>=0.3 && <0.4)
rejecting: tar-0.3.2.0 (conflict: base==4.8.1.0/installed-4f7..., tar =>
base>=3 && <4.8)
rejecting: tar-0.3.1.0, 0.3.0.0 (conflict: base==4.8.1.0/installed-4f7..., tar
=> base>=2 && <4.5)
rejecting: tar-0.1.1.3, 0.1.1.1, 0.1.1, 0.1 (conflict: htar => tar>=0.3 &&
<0.4)
Dependency tree exhaustively searched.