Migrate derivable diagnostics in check_attr.rs

compiler/rustc_passes/src/errors.rs

@@ -1,3 +1,5 @@
+use std::{io::Error, path::Path};
+
 use rustc_errors::{Applicability, MultiSpan};
 use rustc_hir::Target;
 use rustc_macros::{Diagnostic, LintDiagnostic, Subdiagnostic};
@@ -527,6 +529,15 @@ pub struct DebugVisualizerInvalid {
     pub span: Span,
 }
 
+#[derive(Diagnostic)]
+#[diag(passes::debug_visualizer_unreadable)]
+pub struct DebugVisualizerUnreadable<'a> {
+    #[primary_span]
+    pub span: Span,
+    pub file: &'a Path,
+    pub error: Error,
+}
+
 #[derive(Diagnostic)]
 #[diag(passes::rustc_allow_const_fn_unstable)]
 pub struct RustcAllowConstFnUnstable {