--- a/rust/hg-core/src/revlog/revlog.rs	Mon Nov 14 15:19:27 2022 +0100
+++ b/rust/hg-core/src/revlog/revlog.rs	Mon Nov 14 15:20:48 2022 +0100
@@ -1,5 +1,4 @@
 use std::borrow::Cow;
-use std::convert::TryFrom;
 use std::io::Read;
 use std::ops::Deref;
 use std::path::Path;