# File lib/serverspec.rb, line 40
    def failure_lines
      host = ENV['TARGET_HOST'] || Specinfra.configuration.host
      @failure_lines ||=
        begin
          lines = []
          lines << "On host `#{host}'" if host
          error_lines = []
          error_lines = [failure_slash_error_line] if defined?(failure_slash_error_line)
          error_lines = failure_slash_error_lines if defined?(failure_slash_error_lines)
          lines += error_lines unless (description == error_lines.join(''))
          lines << "#{exception_class_name}:" unless exception_class_name =~ /RSpec/
          encoded_string(exception.message.to_s).split("\n").each do |line|
            lines << "  #{line}"
          end
          lines << "  #{example.metadata[:command]}"
          lines << "  #{example.metadata[:stdout]}" if example.metadata[:stdout]
          lines << "  #{example.metadata[:stderr]}" if example.metadata[:stderr]
          lines
        end
    end