Resolving dependencies... cabal: Could not resolve dependencies: next goal: ircbot (user goal) rejecting: ircbot-0.6.4, 0.6.2, 0.6.1, 0.6.0, 0.5.4, 0.5.3, 0.5.2, 0.5.1, 0.5.0, 0.4.0, 0.3.2, 0.3.1, 0.3.0, 0.2.3, 0.2.1 (global constraint requires ==0.2.0) trying: ircbot-0.2.0 trying: base-4.8.1.0/installed-4f7... (dependency of ircbot-0.2.0) next goal: unix (dependency of ircbot-0.2.0) rejecting: unix-2.7.1.0/installed-643..., 2.7.1.0, 2.7.0.1, 2.7.0.0, 2.6.0.1, 2.6.0.0 (conflict: ircbot => unix>=2.4 && <2.6) rejecting: unix-2.5.1.1, 2.5.1.0 (conflict: base==4.8.1.0/installed-4f7..., unix => base>=4.5 && <4.6) rejecting: unix-2.5.0.0 (conflict: base==4.8.1.0/installed-4f7..., unix => base>=4.2 && <4.5) rejecting: unix-2.4.2.0, 2.4.1.0 (conflict: base==4.8.1.0/installed-4f7..., unix => base>=4.2 && <4.4) rejecting: unix-2.4.0.2, 2.4.0.1 (conflict: base==4.8.1.0/installed-4f7..., unix => base>=4.2 && <4.3) rejecting: unix-2.4.0.0 (conflict: base==4.8.1.0/installed-4f7..., unix => base>=4.1 && <4.3) rejecting: unix-2.3.2.0, 2.3.1.0, 2.3.0.0, 2.2.0.0, 2.0 (conflict: ircbot => unix>=2.4 && <2.6) Dependency tree exhaustively searched.