Auto merge of #2578 - RalfJung:rustc_tools_util, r=RalfJung

Author: RalfJung

src/tools/miri/cargo-miri/Cargo.lock

@@ -192,9 +192,9 @@ checksum = "fc71d2faa173b74b232dedc235e3ee1696581bb132fc116fa3626d6151a1a8fb"
 
 [[package]]
 name = "rustc_tools_util"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b725dadae9fabc488df69a287f5a99c5eaf5d10853842a8a3dfac52476f544ee"
+checksum = "598f48ce2a421542b3e64828aa742b687cc1b91d2f96591cfdb7ac5988cd6366"
 
 [[package]]
 name = "rustc_version"