Monkey patch to fix https://github.com/thoughtbot/paperclip/issues/301

aws_sdk_log_formatter.rb

module AWS
  module Core
    class LogFormatter
      # @param [Object] value
      # @return [String]
      def summarize_value value
        case value
        when String   then summarize_string(value)
        when Hash     then '{' + summarize_hash(value) + '}'
        when Array    then summarize_array(value)
        when File     then summarize_file(value.path)
        when Pathname then summarize_file(value)
        else value.to_s.force_encoding('UTF-8').inspect
        end
      end
    end
  end
end