---
Set (message='My mixed set'):
  size: 3
  Element 0: Fixnum 0
  Element 1:
    String:
      to_s: one
      size: 3
      encoding: !ruby/encoding UTF-8
      ascii_only?: true
      bytesize: 3
  Element 2:
    Symbol:
      to_s: two
      size: 3
      encoding: !ruby/encoding US-ASCII