error[E0453]: allow(deprecated) incompatible with previous forbid --> $DIR/lint-forbid-cmdline.rs:3:9 | LL | #[allow(deprecated)] | ^^^^^^^^^^ overruled by previous forbid | = note: `forbid` lint level was set on command line error[E0453]: allow(deprecated) incompatible with previous forbid --> $DIR/lint-forbid-cmdline.rs:3:9 | LL | #[allow(deprecated)] | ^^^^^^^^^^ overruled by previous forbid | = note: `forbid` lint level was set on command line = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0453`.