error: Undefined Behavior: trying to reborrow <TAG> for SharedReadWrite permission at ALLOC[0x0], but that tag does not exist in the borrow stack for this location
--> $DIR/interior_mut1.rs:LL:CC
|
-LL | let _val = *inner_shr.get();
- | ^^^^^^^^^^^^^^^
- | |
- | trying to reborrow <TAG> for SharedReadWrite 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]
+LL | let _val = *inner_shr.get();
+ | ^^^^^^^^^^^^^^^
+ | |
+ | trying to reborrow <TAG> for SharedReadWrite 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 rules it violated are still experimental
+ = 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 created by a retag at offsets [0x0..0x4]
--> $DIR/interior_mut1.rs:LL:CC
|
-LL | let inner_shr = &*inner_uniq; // adds a SharedReadWrite
- | ^^^^^^^^^^^^
+LL | let inner_shr = &*inner_uniq; // adds a SharedReadWrite
+ | ^^^^^^^^^^^^
help: <TAG> was later invalidated at offsets [0x0..0x4]
--> $DIR/interior_mut1.rs:LL:CC
|
-LL | *c.get() = UnsafeCell::new(1); // invalidates inner_shr
- | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+LL | *c.get() = UnsafeCell::new(1); // invalidates inner_shr
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: inside `main` at $DIR/interior_mut1.rs:LL:CC
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace