error[E0080]: evaluation panicked: aborted execution: attempted to instantiate uninhabited type `!` --> $DIR/assert-type-intrinsics.rs:11:9 | LL | MaybeUninit::::uninit().assume_init(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `main::_BAD1` failed here error[E0080]: evaluation panicked: aborted execution: attempted to leave type `&i32` uninitialized, which is invalid --> $DIR/assert-type-intrinsics.rs:15:9 | LL | intrinsics::assert_mem_uninitialized_valid::<&'static i32>(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `main::_BAD2` failed here error[E0080]: evaluation panicked: aborted execution: attempted to zero-initialize type `&i32`, which is invalid --> $DIR/assert-type-intrinsics.rs:19:9 | LL | intrinsics::assert_zero_valid::<&'static i32>(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `main::_BAD3` failed here error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0080`.