Resolving dependencies... Error: cabal: Could not resolve dependencies: [__0] trying: lsm-tree-1.0.0.0 (user goal) [__1] trying: blockio-0.1.0.1 (dependency of lsm-tree) [__2] trying: blockio:-serialblockio [__3] next goal: blockio-uring (dependency of blockio -serialblockio) [__3] rejecting: blockio-uring-0.1.0.1 (conflict: pkg-config package liburing>=2.0 && <2.12, not found in the pkg-config database) [__3] rejecting: blockio-uring-0.1.0.0 (conflict: pkg-config package liburing>=2.0 && <2.10, not found in the pkg-config database) [__3] fail (backjumping, conflict set: blockio, blockio-uring, blockio:serialblockio) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: blockio-uring, blockio:serialblockio, blockio, lsm-tree Try running with --minimize-conflict-set to improve the error message.