#vulnerable code 
                                public double createdUTC() throws IOException, ParseException {
        return Double.parseDouble(info().get("created_utc").toString());
    } 
                            #location 2 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                public double createdUTC() throws IOException, ParseException {
        return Double.parseDouble(getUserInformation().get("created_utc").toString());
    }