error[E0080]: evaluation panicked: explicit panic --> tests/fail/erroneous_const.rs:LL:CC | LL | const VOID: ! = panic!(); | ^^^^^^^^ evaluation of `PrintName::::VOID` failed here note: erroneous constant encountered --> tests/fail/erroneous_const.rs:LL:CC | LL | let _ = PrintName::::VOID; | ^^^^^^^^^^^^^^^^^^^^ error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0080`.