System.stacktrace/0 outside of rescue/catch clauses is deprecated. If you want to support only Elixir v1.7+, you must access __STACKTRACE__ inside a rescue/catch. If you want to support earlier Elixir versions, move System.stacktrace/0 inside a rescue/catch

Kernel.ParallelRequire.files/1 is deprecated. Use Kernel.ParallelCompiler.require/2 instead

unused import Bitwise

module attribute @requirements was set but never used