Remove inner allows

src/driver.rs

@@ -7,7 +7,6 @@
 #![warn(rust_2018_idioms, unused_lifetimes)]
 // warn on rustc internal lints
 #![warn(rustc::internal)]
-#![allow(clippy::ignored_unit_patterns)]
 
 // FIXME: switch to something more ergonomic here, once available.
 // (Currently there is no way to opt into sysroot crates without `extern crate`.)
@@ -165,13 +164,15 @@ impl rustc_driver::Callbacks for ClippyCallbacks {
     }
 }
 
+#[allow(clippy::ignored_unit_patterns)]
 fn display_help() {
     println!("{}", help_message());
 }
 
 const BUG_REPORT_URL: &str = "https://github.com/rust-lang/rust-clippy/issues/new?template=ice.yml";
 
 #[allow(clippy::too_many_lines)]
+#[allow(clippy::ignored_unit_patterns)]
 pub fn main() {
     let handler = EarlyErrorHandler::new(ErrorOutputType::default());
 

src/main.rs

@@ -1,18 +1,19 @@
 #![cfg_attr(feature = "deny-warnings", deny(warnings))]
 // warn on lints, that are included in `rust-lang/rust`s bootstrap
 #![warn(rust_2018_idioms, unused_lifetimes)]
-#![allow(clippy::ignored_unit_patterns)]
 
 use std::env;
 use std::path::PathBuf;
 use std::process::{self, Command};
 
 use anstream::println;
 
+#[allow(clippy::ignored_unit_patterns)]
 fn show_help() {
     println!("{}", help_message());
 }
 
+#[allow(clippy::ignored_unit_patterns)]
 fn show_version() {
     let version_info = rustc_tools_util::get_version_info!();
     println!("{version_info}");