Expand comment a little
@@ -6,5 +6,6 @@ rustup set profile minimal
rustup default "$MIRI_NIGHTLY"
rustup component add miri
cargo miri setup
-# The `-Zmiri-disable-isolation` is so Miri can access the system clock in one of the tests.
+# The `-Zmiri-disable-isolation` is so Miri can access the system clock
+# while calling `SystemTime::now()` in one of the tests.
cargo miri test --features="std" -- -Zmiri-disable-isolation
