Resolving dependencies... cabal: Could not resolve dependencies: [__0] trying: too-many-cells-0.2.2.2 (user goal) [__1] next goal: inline-r (dependency of too-many-cells) [__1] rejecting: inline-r-0.10.3, inline-r-0.10.2, inline-r-0.10.1, inline-r-0.10, inline-r-0.9.2 (conflict: pkg-config package libR==3.0 || >3.0, not found in the pkg-config database) [__1] rejecting: inline-r-0.9.1 (conflict: too-many-cells => inline-r>=0.9.2) [__1] skipping: inline-r-0.9.0.2, inline-r-0.9.0.1, inline-r-0.9.0.0, inline-r-0.8.0.1, inline-r-0.8.0.0, inline-r-0.7.3.0, inline-r-0.7.2.0, inline-r-0.7.1.2, inline-r-0.7.1.1, inline-r-0.7.1.0, inline-r-0.7.0.0 (has the same characteristics that caused the previous version to fail: excluded by constraint '>=0.9.2' from 'too-many-cells') [__1] fail (backjumping, conflict set: inline-r, too-many-cells) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: too-many-cells, inline-r