Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: haeredes (user goal)
rejecting: haeredes-0.4.4, haeredes-0.4.3, haeredes-0.4.2, haeredes-0.4.1,
haeredes-0.4.0, haeredes-0.3.0, haeredes-0.2.0 (constraint from user target
requires ==0.1)
trying: haeredes-0.1
trying: base-4.9.0.0/installed-4.9... (dependency of haeredes-0.1)
next goal: MissingH (dependency of haeredes-0.1)
rejecting: MissingH-1.4.0.1, MissingH-1.4.0.0, MissingH-1.3.0.2,
MissingH-1.3.0.1 (conflict: haeredes => MissingH==1.2.*)
rejecting: MissingH-1.2.1.0 (conflict: base==4.9.0.0/installed-4.9...,
MissingH => base<4.9 || <3)
rejecting: MissingH-1.2.0.2, MissingH-1.2.0.1, MissingH-1.2.0.0 (conflict:
base==4.9.0.0/installed-4.9..., MissingH => base<4.8 || <3)
rejecting: MissingH-1.1.1.0, MissingH-1.1.0.3, MissingH-1.1.0.2,
MissingH-1.1.0.1, MissingH-1.1.0, MissingH-1.0.3, MissingH-1.0.2.1,
MissingH-1.0.2.0, MissingH-1.0.1.2, MissingH-1.0.1.1, MissingH-1.0.1,
MissingH-1.0.0, MissingH-0.18.6, MissingH-0.18.2 (conflict: haeredes =>
MissingH==1.2.*)
Dependency tree exhaustively searched.