Update to the rustfmt in rust 1.29, which is now stable.

lib/frontend/src/frontend.rs

@@ -517,11 +517,10 @@ impl<'a> FunctionBuilder<'a> {
             None => false,
             Some(entry) => self.position.ebb.unwrap() == entry,
         };
-        !is_entry && self.func_ctx.ssa.is_sealed(self.position.ebb.unwrap())
-            && !self
-                .func_ctx
-                .ssa
-                .has_any_predecessors(self.position.ebb.unwrap())
+        !is_entry && self.func_ctx.ssa.is_sealed(self.position.ebb.unwrap()) && !self
+            .func_ctx
+            .ssa
+            .has_any_predecessors(self.position.ebb.unwrap())
     }
 
     /// Returns `true` if and only if no instructions have been added since the last call to

lib/frontend/src/lib.rs

@@ -163,8 +163,14 @@
 #![cfg_attr(
     feature = "cargo-clippy",
     warn(
-        float_arithmetic, mut_mut, nonminimal_bool, option_map_unwrap_or, option_map_unwrap_or_else,
-        print_stdout, unicode_not_nfc, use_self
+        float_arithmetic,
+        mut_mut,
+        nonminimal_bool,
+        option_map_unwrap_or,
+        option_map_unwrap_or_else,
+        print_stdout,
+        unicode_not_nfc,
+        use_self
     )
 )]
 #![cfg_attr(not(feature = "std"), no_std)]