log if no check

src/asses/one.go

@@ -61,7 +61,12 @@ func One(ctx context.Context, p string) error {
 	if err != nil {
 		return err
 	}
-	return checked(ctx, p, cksum, stat.ModTime())
+	if err := checked(ctx, p, cksum, stat.ModTime()); err != nil {
+      log.Printf("failed to mark %s checked: %w", shortp, err)
+      return err
+   }
+
+   return nil
 }
 
 func Cksum(ctx context.Context, p string) (string, error) {