`select *` panic in subquery

[skyzh]

> create table t1(v1 int, v2 int);
> explain select * from (select v1 + v1 as v3 from t1) as left;
thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', src/planner/rules/plan.rs:266:51
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace