Fix remaining documentation to reflect fail!() -> panic!()

Throughout the docs, "failure" was replaced with "panics" if it means a
task panic. Otherwise, it remained as is, or changed to "errors" to
clearly differentiate it from a task panic.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libtest/lib.rs b/src/libtest/lib.rs
index 4d6aefb2a17..7ae3d3dbf04 100644
--- a/src/libtest/lib.rs
+++ b/src/libtest/lib.rs
@@ -1168,7 +1168,7 @@ impl MetricMap {
 
     /// Load MetricDiff from a file.
     ///
-    /// # Failure
+    /// # Panics
     ///
     /// This function will panic if the path does not exist or the path does not
     /// contain a valid metric map.