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-rw-r--r--src/librustdoc/html/render/context.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/librustdoc/html/render/context.rs b/src/librustdoc/html/render/context.rs
index f22935df96c..ba95c1bf9e3 100644
--- a/src/librustdoc/html/render/context.rs
+++ b/src/librustdoc/html/render/context.rs
@@ -251,7 +251,7 @@ impl<'tcx> Context<'tcx> {
                 &self.shared.layout,
                 &page,
                 BufDisplay(|buf: &mut String| {
-                    print_sidebar(self, it, buf);
+                    print_sidebar(self, it, buf).unwrap();
                 }),
                 content,
                 &self.shared.style_files,