rust/tests/fail/stacked_borrows/aliasing_mut3.stderr
2022-06-11 22:34:01 -07:00

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error: Undefined Behavior: trying to reborrow <untagged> for SharedReadOnly permission at ALLOC[0x0], but that tag does not exist in the borrow stack for this location
--> $DIR/aliasing_mut3.rs:LL:CC
|
LL | pub fn safe(_x: &mut i32, _y: &i32) {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
| |
| trying to reborrow <untagged> for SharedReadOnly permission at ALLOC[0x0], but that tag does not exist in the borrow stack for this location
| this error occurs as part of a reborrow at ALLOC[0x0..0x4]
|
= help: this indicates a potential bug in the program: it performed an invalid operation, but the Stacked Borrows rules it violated are still experimental
= help: see https://github.com/rust-lang/unsafe-code-guidelines/blob/master/wip/stacked-borrows.md for further information
help: tag was most recently created at offsets [0x0..0x4]
--> $DIR/aliasing_mut3.rs:LL:CC
|
LL | safe_raw(xraw, xshr);
| ^^^^
help: tag was later invalidated at offsets [0x0..0x4]
--> $DIR/aliasing_mut3.rs:LL:CC
|
LL | pub fn safe(_x: &mut i32, _y: &i32) {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: inside `safe` at $DIR/aliasing_mut3.rs:LL:CC
note: inside `main` at $DIR/aliasing_mut3.rs:LL:CC
--> $DIR/aliasing_mut3.rs:LL:CC
|
LL | safe_raw(xraw, xshr);
| ^^^^^^^^^^^^^^^^^^^^
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
error: aborting due to previous error