>dev-haskell/async-2.1.1:0/2.2.4= dev-haskell/safe-exceptions:0/0.1.7.3= >=dev-haskell/stm-2.5:0/2.5.0.2= >=dev-haskell/unliftio-core-0.1.1.0:0/0.2.1.0= >=dev-lang/ghc-8.4.3:0/9.2.8= dev-lang/ghc:0/9.2.8= >=sys-libs/glibc-2.42-r3
