Selecting an indexed array value from an uncovered column with local index returns NULL

> create table test1(pk1 integer not null primary key, v1 float, v2 float[10]);
No rows affected (0.673 seconds)

> create local index l2 on test1(v1);                       
No rows affected (10.889 seconds)

> upsert into test1 values(rand() * 10000000, rand(), ARRAY[rand(),rand(), rand()]);
1 row affected (0.045 seconds)

> select /*+ NO_INDEX */ v2[1] from test1 where v1 < 1;
+-------------------+
| ARRAY_ELEM(V2, 1) |
+-------------------+
| 0.49338496        |
+-------------------+
1 row selected (0.037 seconds)

> select v2[1] from test1 where v1 < 1;
+---------------------+
| ARRAY_ELEM("V2", 1) |
+---------------------+
| null                |
+---------------------+
1 row selected (0.062 seconds)