diff --git a/rust-version b/rust-version
index 7abca8ef4694..0979a384dd32 100644
--- a/rust-version
+++ b/rust-version
@@ -1 +1 @@
-nightly-2019-03-11
+nightly-2019-03-18
diff --git a/src/bin/miri-rustc-tests.rs b/src/bin/miri-rustc-tests.rs
index 43bf466c70ee..e54be4644f25 100644
--- a/src/bin/miri-rustc-tests.rs
+++ b/src/bin/miri-rustc-tests.rs
@@ -47,7 +47,7 @@ impl rustc_driver::Callbacks for MiriCompilerCalls {
                 impl<'a, 'tcx: 'a, 'hir> itemlikevisit::ItemLikeVisitor<'hir> for Visitor<'a, 'tcx> {
                     fn visit_item(&mut self, i: &'hir hir::Item) {
                         if let hir::ItemKind::Fn(.., body_id) = i.node {
-                            if i.attrs.iter().any(|attr| attr.name() == "test") {
+                            if i.attrs.iter().any(|attr| attr.check_name("test")) {
                                 let config = MiriConfig { validate: true, args: vec![] };
                                 let did = self.0.hir().body_owner_def_id(body_id);
                                 println!("running test: {}", self.0.def_path_debug_str(did));
diff --git a/src/lib.rs b/src/lib.rs
index cf6a885c605c..ee739a5435ac 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-#![feature(rustc_private, range_contains)]
+#![feature(rustc_private)]
 
 #![allow(clippy::cast_lossless)]