# cabal v2-build Resolving dependencies... cabal: Could not resolve dependencies: [__0] trying: d-0.1.0.0 (user goal) [__1] next goal: p (user goal) [__1] rejecting: p-0.1.0.0 (requires library 'privatelib' from d, but the component is private) [__1] fail (backjumping, conflict set: d, p) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: d (2), p (2)