error: Undefined Behavior: Data race detected between (1) non-atomic read on thread `unnamed-ID` and (2) atomic store on thread `unnamed-ID` at ALLOC
  --> tests/fail/data_race/atomic_write_na_read_race2.rs:LL:CC
   |
LL | ...   (&*c.0).store(32, Ordering::SeqCst);
   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ (2) just happened here
   |
help: and (1) occurred earlier here
  --> tests/fail/data_race/atomic_write_na_read_race2.rs:LL:CC
   |
LL |             let _val = *(c.0 as *mut usize);
   |                        ^^^^^^^^^^^^^^^^^^^^
   = 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: this is on thread `unnamed-ID`
note: the current function got called indirectly due to this code
  --> tests/fail/data_race/atomic_write_na_read_race2.rs:LL:CC
   |
LL |   ...   let j2 = spawn(move || {
   |  ________________^
LL | | ...       let c = c; // avoid field capturing
LL | | ...       (&*c.0).store(32, Ordering::SeqCst);
LL | | ...   });
   | |________^

note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace

error: aborting due to 1 previous error

