map -package:base-compat -package:dlist -package:basement -package:base -is:exact -package:aeson -package:dense-linear-algebra -package:amazonka-core -package:Cabal-syntax -package:base-prelude -package:monoidal-containers -package:incipit-base -package:ghc -package:bytestring package:foldl is:exact

Fold pairs into a map.