error: unknown attribute `standalone`
  --> $DIR/standalone-warning-2024.rs:10:1
   |
10 | / //! ```standalone
11 | | //! bla
12 | | //! ```
13 | | //!
14 | | //! ```standalone-crate
15 | | //! bla
16 | | //! ```
   | |_______^
   |
   = help: use `standalone_crate` to compile this code block separately
   = help: this code block may be skipped during testing, because unknown attributes are treated as markers for code samples written in other programming languages, unless it is also explicitly marked as `rust`
note: the lint level is defined here
  --> $DIR/standalone-warning-2024.rs:8:9
   |
8  | #![deny(warnings)]
   |         ^^^^^^^^
   = note: `#[deny(rustdoc::invalid_codeblock_attributes)]` implied by `#[deny(warnings)]`

error: unknown attribute `standalone-crate`
  --> $DIR/standalone-warning-2024.rs:10:1
   |
10 | / //! ```standalone
11 | | //! bla
12 | | //! ```
13 | | //!
14 | | //! ```standalone-crate
15 | | //! bla
16 | | //! ```
   | |_______^
   |
   = help: use `standalone_crate` to compile this code block separately
   = help: this code block may be skipped during testing, because unknown attributes are treated as markers for code samples written in other programming languages, unless it is also explicitly marked as `rust`

error: aborting due to 2 previous errors