Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: highlight-versions (user goal)
rejecting: highlight-versions-0.1.3.5, 0.1.3.4, 0.1.3.3, 0.1.3.2 (global
constraint requires ==0.1.3.1)
trying: highlight-versions-0.1.3.1
trying: ansi-terminal-0.6.2.3 (dependency of highlight-versions-0.1.3.1)
trying: unix-2.7.1.0/installed-643... (dependency of ansi-terminal-0.6.2.3)
next goal: Cabal (dependency of highlight-versions-0.1.3.1)
rejecting: Cabal-1.22.4.0/installed-43c..., 1.22.4.0, 1.22.3.0, 1.22.2.0,
1.22.1.1, 1.22.1.0, 1.22.0.0, 1.20.0.3, 1.20.0.2, 1.20.0.1, 1.20.0.0,
1.18.1.6, 1.18.1.5, 1.18.1.4, 1.18.1.3, 1.18.1.2, 1.18.1.1, 1.18.1, 1.18.0
(conflict: highlight-versions => Cabal>=1.14 && <1.17)
rejecting: Cabal-1.16.0.3, 1.16.0.2, 1.16.0.1, 1.16.0 (conflict:
unix==2.7.1.0/installed-643..., Cabal => unix>=2.0 && <2.7)
rejecting: Cabal-1.14.0 (conflict: unix==2.7.1.0/installed-643..., Cabal =>
unix>=2.0 && <2.6)
rejecting: Cabal-1.12.0, 1.10.2.0, 1.10.1.0, 1.10.0.0, 1.8.0.6, 1.8.0.4,
1.8.0.2, 1.6.0.3, 1.6.0.2, 1.6.0.1, 1.4.0.2, 1.4.0.1, 1.4.0.0, 1.2.4.0,
1.2.3.0, 1.2.2.0, 1.2.1, 1.1.6 (conflict: highlight-versions => Cabal>=1.14 &&
<1.17)
Dependency tree exhaustively searched.