Add rustc-perf to metrics

1 files changed, 2 insertions, 1 deletions

diff --git a/xtask/src/not_bash.rs b/xtask/src/not_bash.rs
index 0f3a56b25..ef811e5bf 100644
--- a/xtask/src/not_bash.rs
+++ b/xtask/src/not_bash.rs
@@ -186,7 +186,8 @@ impl Env {
     fn pushd(&mut self, dir: PathBuf) {
         let dir = self.cwd().join(dir);
         self.pushd_stack.push(dir);
-        env::set_current_dir(self.cwd()).unwrap();
+        env::set_current_dir(self.cwd())
+            .unwrap_or_else(|err| panic!("Failed to set cwd to {}: {}", self.cwd().display(), err));
     }
     fn popd(&mut self) {
         self.pushd_stack.pop().unwrap();