error: symbol-name(_RNvCs4fqI2P2rA04_5basic4main)
  --> $DIR/basic.rs:7:1
   |
LL | #[rustc_symbol_name]
   | ^^^^^^^^^^^^^^^^^^^^

error: demangling(basic[317d481089b8c8fe]::main)
  --> $DIR/basic.rs:7:1
   |
LL | #[rustc_symbol_name]
   | ^^^^^^^^^^^^^^^^^^^^

error: demangling-alt(basic::main)
  --> $DIR/basic.rs:7:1
   |
LL | #[rustc_symbol_name]
   | ^^^^^^^^^^^^^^^^^^^^

error: def-path(main)
  --> $DIR/basic.rs:14:1
   |
LL | #[rustc_def_path]
   | ^^^^^^^^^^^^^^^^^

error: aborting due to 4 previous errors