error: unknown start of token: \u{348}
  --> $DIR/issue-66473.rs:4:2
   |
LL | #͈␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀
   |  ^

error: unknown start of token: \u{0}
  --> $DIR/issue-66473.rs:4:3
   |
LL | #͈␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀
   |  ^^^^^^^^^^^^^^^^^^
   |
   = help: source files must contain UTF-8 encoded text, unexpected null bytes might occur when a different encoding is used
   = note: character appears 17 more times

error: unknown start of token: \u{1d}
  --> $DIR/issue-66473.rs:5:2
   |
LL | ␋␝6␝␀␀
   |  ^

error: unknown start of token: \u{1d}
  --> $DIR/issue-66473.rs:5:4
   |
LL | ␋␝6␝␀␀
   |    ^

error: unknown start of token: \u{0}
  --> $DIR/issue-66473.rs:5:5
   |
LL | ␋␝6␝␀␀
   |     ^^
   |
   = help: source files must contain UTF-8 encoded text, unexpected null bytes might occur when a different encoding is used
   = note: character appears once more

error: expected one of `!` or `[`, found `6`
  --> $DIR/issue-66473.rs:5:3
   |
LL | #͈␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀␀
   |  - expected one of `!` or `[`
LL | ␋␝6␝␀␀
   |   ^ unexpected token

error: aborting due to 6 previous errors