add derive(Debug) to all types that are interned

crates/fayalite/src/annotations.rs

@@ -12,7 +12,7 @@ use std::{
     ops::Deref,
 };
 
-#[derive(Clone)]
+#[derive(Clone, Debug)]
 struct CustomFirrtlAnnotationFieldsImpl {
     value: serde_json::Map<String, serde_json::Value>,
     serialized: Interned<str>,

crates/fayalite/src/memory.rs

@@ -470,7 +470,7 @@ pub enum ReadUnderWrite {
     Undefined,
 }
 
-#[derive(Copy, Clone, PartialEq, Eq, Hash)]
+#[derive(Copy, Clone, PartialEq, Eq, Hash, Debug)]
 struct MemImpl<Element: Type, Len: Size, P> {
     scoped_name: ScopedNameId,
     source_location: SourceLocation,

crates/fayalite/src/sim.rs

@@ -5783,7 +5783,7 @@ where
     }
 }
 
-#[derive(Clone, PartialEq, Eq, Hash)]
+#[derive(Clone, PartialEq, Eq, Hash, Debug)]
 struct SimTrace<K, S> {
     kind: K,
     state: S,