Resolving dependencies...
cabal: Could not resolve dependencies:
[__0] next goal: gi-ostree (user goal)
[__0] rejecting: gi-ostree-1.0.14 (conflict: pkg-config package ostree-1-any,
not found in the pkg-config database)
[__0] rejecting: gi-ostree-1.0.13, gi-ostree-1.0.12, gi-ostree-1.0.11,
gi-ostree-1.0.10, gi-ostree-1.0.9, gi-ostree-1.0.8, gi-ostree-1.0.6,
gi-ostree-1.0.5, gi-ostree-1.0.4, gi-ostree-1.0.3, gi-ostree-1.0.2,
gi-ostree-1.0.1 (constraint from user target requires ==1.0.14)
[__0] fail (backjumping, conflict set: gi-ostree)
After searching the rest of the dependency tree exhaustively, these were the
goals I've had most trouble fulfilling: gi-ostree