Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: gi-poppler (user goal)
rejecting: gi-poppler-0.18.6, gi-poppler-0.18.5, gi-poppler-0.18.4,
gi-poppler-0.18.3, gi-poppler-0.18.2, gi-poppler-0.18.1, gi-poppler-0.0.34.15,
gi-poppler-0.0.34.14, gi-poppler-0.0.34.13, gi-poppler-0.0.34.12 (constraint
from user target requires ==0.0.30.12)
rejecting: gi-poppler-0.0.30.12 (conflict: requires pkg-config package
poppler-glib>=0.30, not found in the pkg-config database)
Dependency tree exhaustively searched.