[fix](load) resolve UBSan error when printing unique IDs

be/src/runtime/load_stream.cpp

@@ -72,7 +72,7 @@ TabletStream::TabletStream(PUniqueId load_id, int64_t id, int64_t txn_id,
 }
 
 inline std::ostream& operator<<(std::ostream& ostr, const TabletStream& tablet_stream) {
-    ostr << "load_id=" << tablet_stream._load_id << ", txn_id=" << tablet_stream._txn_id
+    ostr << "load_id=" << print_id(tablet_stream._load_id) << ", txn_id=" << tablet_stream._txn_id
          << ", tablet_id=" << tablet_stream._id << ", status=" << tablet_stream._status.status();
     return ostr;
 }

be/src/util/uid_util.cpp

@@ -44,6 +44,10 @@ std::ostream& operator<<(std::ostream& os, const UniqueId& uid) {
     return os;
 }
 
+std::string print_id(const UniqueId& id) {
+    return id.to_string();
+}
+
 std::string print_id(const TUniqueId& id) {
     return fmt::format(FMT_COMPILE("{:x}-{:x}"), static_cast<uint64_t>(id.hi),
                        static_cast<uint64_t>(id.lo));

be/src/util/uid_util.h

@@ -168,6 +168,7 @@ inline TUniqueId generate_uuid() {
 
 std::ostream& operator<<(std::ostream& os, const UniqueId& uid);
 
+std::string print_id(const UniqueId& id);
 std::string print_id(const TUniqueId& id);
 std::string print_id(const PUniqueId& id);