error: unsupported operation: unknown `miri_resolve_frame` flags 1 --> $DIR/bad-backtrace-version.rs:7:9 | LL | miri_resolve_frame(0 as *mut _, 1); //~ ERROR unsupported operation: unknown `miri_resolve_frame` flags 1 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unknown `miri_resolve_frame` flags 1 | = help: this is likely not a bug in the program; it indicates that the program performed an operation that the interpreter does not support = note: inside `main` at $DIR/bad-backtrace-version.rs:7:9 note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace error: aborting due to previous error