Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: alex-meta (user goal)
rejecting: alex-meta-0.3.0.8, 0.3.0.7, 0.3.0.6, 0.3.0.5, 0.3.0.4, 0.3.0.3
(global constraint requires ==0.3.0.2)
trying: alex-meta-0.3.0.2
trying: haskell-src-meta-0.6.0.12 (dependency of alex-meta-0.3.0.2)
next goal: template-haskell (dependency of alex-meta-0.3.0.2)
rejecting: template-haskell-2.10.0.0/installed-90e..., 2.10.0.0, 2.9.0.0,
2.8.0.0, 2.7.0.0 (conflict: alex-meta => template-haskell>=2.5 && <2.7)
rejecting: template-haskell-2.6.0.0, 2.5.0.0 (conflict: haskell-src-meta =>
template-haskell>=2.7 && <2.11)
rejecting: template-haskell-2.4.0.1, 2.4.0.0, 2.3.0.1, 2.3.0.0, 2.2.0.0
(conflict: alex-meta => template-haskell>=2.5 && <2.7)
Dependency tree exhaustively searched.