Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: rss2irc (user goal)
rejecting: rss2irc-1.0.6, 1.0.5, 1.0.4, 1.0.3, 1.0.2, 1.0.1, 1.0, 0.4.2,
0.4.1, 0.4 (global constraint requires ==0.3)
trying: rss2irc-0.3
trying: base-4.8.1.0/installed-4f7... (dependency of rss2irc-0.3)
next goal: strict-concurrency (dependency of rss2irc-0.3)
rejecting: strict-concurrency-0.2.4.1, 0.2.4 (conflict:
base==4.8.1.0/installed-4f7..., strict-concurrency => base>=4 && <4.6)
rejecting: strict-concurrency-0.2.3 (conflict: base==4.8.1.0/installed-4f7...,
strict-concurrency => base>=3 && <4.3)
rejecting: strict-concurrency-0.2.2, 0.2.1 (conflict:
base==4.8.1.0/installed-4f7..., strict-concurrency => base>=3 && <4)
rejecting: strict-concurrency-0.2 (conflict: base==4.8.1.0/installed-4f7...,
strict-concurrency => base<4.3)
rejecting: strict-concurrency-0.1 (conflict: rss2irc =>
strict-concurrency>=0.2 && <0.3)
Dependency tree exhaustively searched.