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error: Undefined Behavior: memory access failed: ALLOC has been freed, so this pointer is dangling
--> tests/fail/tail_calls/dangling-local-var.rs:LL:CC
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LL | let _val = unsafe { *x };
| ^^ Undefined Behavior occurred here
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= 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
help: ALLOC was allocated here:
--> tests/fail/tail_calls/dangling-local-var.rs:LL:CC
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LL | let local = 0;
| ^^^^^
help: ALLOC was deallocated here:
--> tests/fail/tail_calls/dangling-local-var.rs:LL:CC
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LL | f(std::ptr::null());
| ^^^^^^^^^^^^^^^^^^^
= note: BACKTRACE (of the first span):
= note: inside `g` at tests/fail/tail_calls/dangling-local-var.rs:LL:CC
note: inside `main`
--> tests/fail/tail_calls/dangling-local-var.rs:LL:CC
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LL | f(std::ptr::null());
| ^^^^^^^^^^^^^^^^^^^
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
error: aborting due to 1 previous error
|