    it "should raise a warning (and keep parsing) on having an incorrectly formatted header" do
      STDERR.should_receive(:puts).with("WARNING: Could not parse (and so ignoring) 'quite Delivered-To: xxx@xxx.xxx'")
      Mail.read(fixture('emails', 'plain_emails', 'raw_email_incorrect_header.eml'))
    end
The software uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs.