Resolving dependencies...
cabal: Could not resolve dependencies:
trying: kontrakcja-templates-0.1 (user goal)
trying: base-4.9.0.0/installed-4.9... (dependency of kontrakcja-templates-0.1)
next goal: MissingH (dependency of kontrakcja-templates-0.1)
rejecting: MissingH-1.4.0.1, MissingH-1.4.0.0, MissingH-1.3.0.2,
MissingH-1.3.0.1, MissingH-1.2.1.0, MissingH-1.2.0.2, MissingH-1.2.0.1,
MissingH-1.2.0.0 (conflict: kontrakcja-templates => MissingH>=1.1.1.0 && <1.2)
rejecting: MissingH-1.1.1.0 (conflict: base==4.9.0.0/installed-4.9...,
MissingH => base>=4 && <4.6 || <3)
rejecting: 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: kontrakcja-templates =>
MissingH>=1.1.1.0 && <1.2)
Dependency tree exhaustively searched.