message: fix rustc_test compilation
diff: @@ -95,7 +95,7 @@ fn after_analysis<'a, 'tcx>(state: &mut CompileState<'a, 'tcx>) {
  if i.attrs.iter().any(|attr| attr.name() == "test") {
  let did = self.0.hir.body_owner_def_id(body_id);
  println!("running test: {}", self.0.def_path_debug_str(did));
  - miri::eval_main(self.0, did, None);
  + miri::eval_main(self.0, did, None, /*validate*/true);
  self.1.session.abort_if_errors();
  }
  }
  @@ -106,7 +106,7 @@ fn after_analysis<'a, 'tcx>(state: &mut CompileState<'a, 'tcx>) {
  state.hir_crate.unwrap().visit_all_item_likes(&mut Visitor(tcx, state));
  } else if let Some((entry_node_id, _, _)) = *state.session.entry_fn.borrow() {
  let entry_def_id = tcx.hir.local_def_id(entry_node_id);
  - miri::eval_main(tcx, entry_def_id, None);
  + miri::eval_main(tcx, entry_def_id, None, /*validate*/true);
  state.session.abort_if_errors();
  } else {
  