28 lines
1.3 KiB
Plaintext
28 lines
1.3 KiB
Plaintext
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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
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--> $DIR/illegal_read7.rs:LL:CC
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LL | let _val = *x.get_mut();
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| ^^^^^^^^^^^
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| trying to reborrow <TAG> for SharedReadWrite permission at ALLOC[0x0], but that tag does not exist in the borrow stack for this location
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| this error occurs as part of a reborrow at ALLOC[0x0..0x4]
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= help: this indicates a potential bug in the program: it performed an invalid operation, but the rules it violated are still experimental
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= help: see https://github.com/rust-lang/unsafe-code-guidelines/blob/master/wip/stacked-borrows.md for further information
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help: <TAG> was created by a retag at offsets [0x0..0x4]
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--> $DIR/illegal_read7.rs:LL:CC
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LL | let x = &mut *raw;
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| ^^^^^^^^^
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help: <TAG> was later invalidated at offsets [0x0..0x4]
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--> $DIR/illegal_read7.rs:LL:CC
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LL | let _val = ptr::read(raw);
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| ^^^^^^^^^^^^^^
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= note: inside `main` at $DIR/illegal_read7.rs:LL:CC
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note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
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error: aborting due to previous error
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