code: public static List<Variable> getRunTimeVariables(
        final Collection<Variable> variables) {
      final List<Variable> runtimeVariables =
          ReportalUtil.getVariablesByRegex(variables,
              Reportal.REPORTAL_CONFIG_PREFIX_NEGATION_REGEX);
  
      return runtimeVariables;
    }
docs: Get runtime variables to be set in unscheduled mode of execution.
  Returns empty list, if no runtime variable is found