./x.py clippy is broken

[euclio]

commit 5f42f3e

Running ./x.py clippy results in the following message:

$ ./x.py clippy
Updating only changed submodules
Submodules updated in 0.05 seconds
    Finished dev [unoptimized] target(s) in 0.11s
Checking rustdoc artifacts (x86_64-apple-darwin -> x86_64-apple-darwin)
Checking std artifacts (x86_64-apple-darwin -> x86_64-apple-darwin)
error: 'json-render-diagnostics' isn't a valid value for '--message-format <FMT>'
        [possible values: human, json, short]

        Did you mean 'json'?

USAGE:
    cargo check --features <FEATURES> --jobs <N> --manifest-path <PATH> --message-format <FMT> --release --target <TRIPLE> -Z <FLAG>...

For more information try --help
command did not execute successfully: "/Users/andyru/repos/rust/build/x86_64-apple-darwin/stage0/bin/cargo" "clippy" "--target" "x86_64-apple-darwin" "-Zbinary-dep-depinfo" "-j" "16" "--release" "--features" "panic-unwind backtrace compiler-builtins-c" "--manifest-path" "/Users/andyru/repos/rust/src/libtest/Cargo.toml" "--message-format" "json-render-diagnostics" "--" "--cap-lints" "warn"
expected success, got: exit code: 1
failed to run: /Users/andyru/repos/rust/build/bootstrap/debug/bootstrap clippy
Build completed unsuccessfully in 0:00:01

I also tried performing a full build beforehand, but I got the same message.

[mati865]

Weird, I just fixed it 2 weeks ago in #63781 and PR related to your error was merged 3 weeks ago: #63534

Maybe it's something in your environment?

[euclio]

Yeah, seems to work fine now. Closing.