Resolving dependencies... cabal: Could not resolve dependencies: [__0] trying: sbvPlugin-9.2.2 (user goal) [__1] trying: template-haskell-2.16.0.0/installed-2.16.0.0 (dependency of sbvPlugin) [__2] next goal: ghc (dependency of sbvPlugin) [__2] rejecting: ghc-8.10.2/installed-8.10.2 (conflict: sbvPlugin => ghc>=9.2.2) [__2] rejecting: ghc-9.2.2 (conflict: template-haskell==2.16.0.0/installed-2.16.0.0, ghc => template-haskell==2.18.*) [__2] skipping: ghc-9.2.1, ghc-9.0.2 (has the same characteristics that caused the previous version to fail: excludes 'template-haskell' version 2.16.0.0) [__2] rejecting: ghc-8.10.7 (conflict: sbvPlugin => ghc>=9.2.2) [__2] skipping: ghc-8.10.2, ghc-8.10.1, ghc-8.8.3, ghc-8.8.1, ghc-8.6.5, ghc-8.6.4, ghc-8.6.1, ghc-8.4.4, ghc-8.4.3, ghc-8.4.1, ghc-8.2.2, ghc-8.2.1 (has the same characteristics that caused the previous version to fail: excluded by constraint '>=9.2.2' from 'sbvPlugin') [__2] fail (backjumping, conflict set: ghc, sbvPlugin, template-haskell) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: sbvPlugin, template-haskell, ghc