From cb65224dd29f6e9211a998260ef14d53fac355e4 Mon Sep 17 00:00:00 2001
From: Matthias Seitz <matthias.seitz@outlook.de>
Date: Tue, 9 May 2023 02:20:48 +0200
Subject: [PATCH] fix(rpc): initialize arena with root node (#2611)

---
 crates/revm/revm-inspectors/src/tracing/arena.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/crates/revm/revm-inspectors/src/tracing/arena.rs b/crates/revm/revm-inspectors/src/tracing/arena.rs
index e8e14075d4..4085acd6bb 100644
--- a/crates/revm/revm-inspectors/src/tracing/arena.rs
+++ b/crates/revm/revm-inspectors/src/tracing/arena.rs
@@ -3,7 +3,7 @@ use crate::tracing::types::{CallTrace, CallTraceNode, LogCallOrder};
 /// An arena of recorded traces.
 ///
 /// This type will be populated via the [TracingInspector](crate::tracing::TracingInspector).
-#[derive(Debug, Clone, Default, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub struct CallTraceArena {
     /// The arena of recorded trace nodes
     pub(crate) arena: Vec<CallTraceNode>,
@@ -43,3 +43,10 @@ impl CallTraceArena {
         }
     }
 }
+
+impl Default for CallTraceArena {
+    fn default() -> Self {
+        // The first node is the root node
+        CallTraceArena { arena: vec![Default::default()] }
+    }
+}