Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: vty (user goal)
rejecting: vty-5.4.0, 5.3.1, 5.3, 5.2.11, 5.2.10, 5.2.9, 5.2.8, 5.2.7, 5.2.6,
5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1.4, 5.1.3, 5.1.1, 5.1.0, 5.0.2,
5.0.1, 5.0.0, 4.7.5, 4.7.4, 4.7.3, 4.7.2, 4.7.1, 4.7.0.20 (global constraint
requires ==4.7.0.18)
trying: vty-4.7.0.18
trying: unix-2.7.1.0/installed-643... (dependency of vty-4.7.0.18)
next goal: time (dependency of unix-2.7.1.0/installed-643...)
rejecting: time-1.5.0.1/installed-c20... (conflict: time =>
deepseq==1.4.1.1/installed-8fb..., vty => deepseq>=1.1 && <1.4)
rejecting: time-1.5.0.1, 1.5, 1.4.2, 1.4.1, 1.4.0.2, 1.4.0.1, 1.4, 1.3,
1.2.0.5, 1.2.0.4, 1.2.0.3, 1.2.0.2, 1.2.0.1, 1.2, 1.1.4, 1.1.3, 1.1.2.4,
1.1.2.3, 1.1.2.2, 1.1.2.1, 1.1.2.0, 1.0 (conflict: unix =>
time==1.5.0.1/installed-c20...)
Dependency tree exhaustively searched.