start_dump (Spec::Runner::Formatter::ProfileFormatter)

    # File lib/spec/runner/formatter/profile_formatter.rb, line 30
            def start_dump
              super
              @output.puts "\n\nTop 10 slowest examples:\n"

              @example_times = @example_times.sort_by do |description, example, time|
                time
              end.reverse

              @example_times[0..9].each do |description, example, time|
                @output.print red(sprintf("%.7f", time))
                @output.puts " #{description} #{example}"
              end
              @output.flush
            end