Warning: The install command is a part of the legacy v1 style of cabal usage. Please switch to using either the new project style and the new-install command or the legacy v1-install alias as new-style projects will become the default in the next version of cabal-install. Please file a bug if you cannot replicate a working v1- use case with the new-style commands. For more information, see: https://wiki.haskell.org/Cabal/NewBuild Resolving dependencies... cabal: Could not resolve dependencies: [__0] trying: tidal-vis-1.0.14 (user goal) [__1] next goal: tidal (dependency of tidal-vis) [__1] rejecting: tidal-1.0.14, tidal-1.0.13, tidal-1.0.12, tidal-1.0.11, tidal-1.0.10, tidal-1.0.9, tidal-1.0.8, tidal-1.0.7, tidal-1.0.6, tidal-1.0.5, tidal-1.0.4, tidal-1.0.3, tidal-1.0.2, tidal-1.0.1, tidal-1.0.0, tidal-0.9.10, tidal-0.9.9, tidal-0.9.8, tidal-0.9.7, tidal-0.9.6, tidal-0.9.5, tidal-0.9.4, tidal-0.9.3, tidal-0.9.2, tidal-0.9.1, tidal-0.9, tidal-0.8.2, tidal-0.8.1, tidal-0.8, tidal-0.7.1, tidal-0.7, tidal-0.6, tidal-0.5.3, tidal-0.5.2, tidal-0.5.1, tidal-0.5, tidal-0.4.36, tidal-0.4.35, tidal-0.4.34, tidal-0.4.33, tidal-0.4.32, tidal-0.4.31, tidal-0.4.30, tidal-0.4.29.1, tidal-0.4.29, tidal-0.4.28, tidal-0.4.27, tidal-0.4.26, tidal-0.4.24, tidal-0.4.23, tidal-0.4.21, tidal-0.4.20, tidal-0.4.19, tidal-0.4.17, tidal-0.4.16, tidal-0.4.15, tidal-0.4.14, tidal-0.4.13, tidal-0.4.12, tidal-0.4.11, tidal-0.4.10, tidal-0.4.9, tidal-0.4.8, tidal-0.4.7, tidal-0.4.6, tidal-0.4.5, tidal-0.4.4, tidal-0.4.3, tidal-0.4.2, tidal-0.4.1, tidal-0.4, tidal-0.3.9, tidal-0.3.8, tidal-0.3.7, tidal-0.3.6, tidal-0.3.5, tidal-0.3.4, tidal-0.3.3, tidal-0.3.2, tidal-0.3.1, tidal-0.3, tidal-0.2.13, tidal-0.2.11, tidal-0.2.10, tidal-0.2.9, tidal-0.2.7, tidal-0.2.6, tidal-0.2.4, tidal-0.2.3, tidal-0.2.2.8, tidal-0.2.2.7, tidal-0.2.2.6, tidal-0.2.2, tidal-0.2.1, tidal-0.2, tidal-0.1.0.1, tidal-0.1 (conflict: tidal-vis => tidal>=1.0.15) [__1] fail (backjumping, conflict set: tidal, tidal-vis) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: tidal-vis, tidal