Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: throttle (user goal)
rejecting: throttle-3.0.0, 2.0.0, 1.0.0 (global constraint requires ==0.1.1)
trying: throttle-0.1.1
trying: base-4.8.1.0/installed-4f7... (dependency of throttle-0.1.1)
next goal: unix (dependency of throttle-0.1.1)
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, 2.5.1.1, 2.5.1.0, 2.5.0.0, 2.4.2.0, 2.4.1.0 (conflict: throttle =>
unix==2.4.0.*)
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: throttle =>
unix==2.4.0.*)
Dependency tree exhaustively searched.