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, haskelldb-2.2.2, haskelldb-2.2.1, haskelldb-2.1.1,
haskelldb-2.1.0, haskelldb-2.0.1.1, haskelldb-2.0.1, haskelldb-2.0,
haskelldb-0.13, haskelldb-0.12, haskelldb-0.10 (conflict: haskelldb-flat =>
haskelldb>=1 && <2)
Dependency tree exhaustively searched.