diff --git a/server/src/atlas/layer1.rs b/server/src/atlas/layer1.rs
index ac8ce5d26..ccbe8fb1f 100644
--- a/server/src/atlas/layer1.rs
+++ b/server/src/atlas/layer1.rs
@@ -539,7 +539,11 @@ mod tests {
             1,
             "fixture sanity: bowl_hm(64, 32, ...) must produce exactly one basin"
         );
-        assert_eq!(wet_result.basins.len(), 1, "fixture sanity: same on the wet solve");
+        assert_eq!(
+            wet_result.basins.len(),
+            1,
+            "fixture sanity: same on the wet solve"
+        );
         let dry_outcome = &dry_result.basins[0].outcome;
         let wet_outcome = &wet_result.basins[0].outcome;
         assert_ne!(