message: Remove backtics from isolation error.
  Otherwise `FUTEX_WAIT with timeout` will look weird.
diff: @@ -555,7 +555,7 @@ pub fn check_arg_count<'a, 'tcx, const N: usize>(args: &'a [OpTy<'tcx, Tag>]) ->
  pub fn isolation_error(name: &str) -> InterpResult<'static> {
  throw_machine_stop!(TerminationInfo::UnsupportedInIsolation(format!(
  - "`{}` not available when isolation is enabled",
  + "{} not available when isolation is enabled",
  name,
  )))
  }
  