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error: Undefined Behavior: Data race detected between (1) non-atomic read on thread `unnamed-ID` and (2) deallocation on thread `unnamed-ID` at ALLOC
--> tests/fail/data_race/dealloc_read_race1.rs:LL:CC
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LL | / __rust_dealloc(
LL | |
LL | | ptr.0 as *mut _,
LL | | std::mem::size_of::<usize>(),
LL | | std::mem::align_of::<usize>(),
LL | | );
| |_____________^ (2) just happened here
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help: and (1) occurred earlier here
--> tests/fail/data_race/dealloc_read_race1.rs:LL:CC
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LL | let _val = *ptr.0;
| ^^^^^^
= help: this indicates a bug in the program: it performed an invalid operation, and caused Undefined Behavior
= help: see https://doc.rust-lang.org/nightly/reference/behavior-considered-undefined.html for further information
= note: BACKTRACE (of the first span) on thread `unnamed-ID`:
= note: inside closure at tests/fail/data_race/dealloc_read_race1.rs:LL:CC
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
error: aborting due to 1 previous error
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