Resolving dependencies...
cabal: Could not resolve dependencies:
trying: haskelldb-flat-1.0.1 (user goal)
next goal: haskelldb (dependency of haskelldb-flat-1.0.1)
rejecting: haskelldb-2.2.4, 2.2.2, 2.2.1, 2.1.1, 2.1.0, 2.0.1.1, 2.0.1, 2.0,
0.13, 0.12, 0.10 (conflict: haskelldb-flat => haskelldb>=1 && <2)
Dependency tree exhaustively searched.