fixup! Add await_holding_invalid_type lint

Cargo.toml

@@ -50,7 +50,6 @@ futures = "0.3"
 parking_lot = "0.11.2"
 tokio = { version = "1", features = ["io-util"] }
 rustc-semver = "1.1"
-tracing = "0.1"
 
 [build-dependencies]
 rustc_tools_util = { version = "0.2", path = "rustc_tools_util" }

tests/compile-test.rs

@@ -35,7 +35,6 @@ static TEST_DEPENDENCIES: &[&str] = &[
     "tokio",
     "parking_lot",
     "rustc_semver",
-    "tracing",
 ];
 
 // Test dependencies may need an `extern crate` here to ensure that they show up
@@ -60,9 +59,6 @@ extern crate rustc_semver;
 extern crate syn;
 #[allow(unused_extern_crates)]
 extern crate tokio;
-#[allow(unused_extern_crates, unused_imports)]
-#[macro_use]
-extern crate tracing;
 
 /// Produces a string with an `--extern` flag for all UI test crate
 /// dependencies.