diff --git a/src/tools/tidy/src/deps.rs b/src/tools/tidy/src/deps.rs
index 4dedf6bfe779b..c3fb0d3913fdf 100644
--- a/src/tools/tidy/src/deps.rs
+++ b/src/tools/tidy/src/deps.rs
@@ -29,19 +29,19 @@ static LICENSES: &'static [&'static str] = &[
 // tooling. It is _crucial_ that no exception crates be dependencies
 // of the Rust runtime (std / test).
 static EXCEPTIONS: &'static [&'static str] = &[
-    "mdbook", // MPL2, mdbook
-    "openssl", // BSD+advertising clause, cargo, mdbook
-    "pest", // MPL2, mdbook via handlebars
-    "thread-id", // Apache-2.0, mdbook
-    "toml-query", // MPL-2.0, mdbook
-    "is-match", // MPL-2.0, mdbook
-    "cssparser", // MPL-2.0, rustdoc
-    "smallvec", // MPL-2.0, rustdoc
+    "mdbook",             // MPL2, mdbook
+    "openssl",            // BSD+advertising clause, cargo, mdbook
+    "pest",               // MPL2, mdbook via handlebars
+    "thread-id",          // Apache-2.0, mdbook
+    "toml-query",         // MPL-2.0, mdbook
+    "is-match",           // MPL-2.0, mdbook
+    "cssparser",          // MPL-2.0, rustdoc
+    "smallvec",           // MPL-2.0, rustdoc
     "fuchsia-zircon-sys", // BSD-3-Clause, rustdoc, rustc, cargo
-    "fuchsia-zircon", // BSD-3-Clause, rustdoc, rustc, cargo (jobserver & tempdir)
-    "cssparser-macros", // MPL-2.0, rustdoc
-    "selectors", // MPL-2.0, rustdoc
-    "clippy_lints", // MPL-2.0 rls
+    "fuchsia-zircon",     // BSD-3-Clause, rustdoc, rustc, cargo (jobserver & tempdir)
+    "cssparser-macros",   // MPL-2.0, rustdoc
+    "selectors",          // MPL-2.0, rustdoc
+    "clippy_lints",       // MPL-2.0 rls
 ];
 
 pub fn check(path: &Path, bad: &mut bool) {
@@ -57,7 +57,8 @@ pub fn check(path: &Path, bad: &mut bool) {
             if dir.path()
                 .to_str()
                 .unwrap()
-                .contains(&format!("src/vendor/{}", exception)) {
+                .contains(&format!("src/vendor/{}", exception))
+            {
                 continue 'next_path;
             }
         }
@@ -102,7 +103,7 @@ fn extract_license(line: &str) -> String {
     let first_quote = line.find('"');
     let last_quote = line.rfind('"');
     if let (Some(f), Some(l)) = (first_quote, last_quote) {
-        let license = &line[f + 1 .. l];
+        let license = &line[f + 1..l];
         license.into()
     } else {
         "bad-license-parse".into()