From 3f1c4b9add8908936699ce47b17c94f8c9fd8018 Mon Sep 17 00:00:00 2001
From: Ahmed Ibrahim <aibrahim@openai.com>
Date: Fri, 14 Nov 2025 23:28:59 -0800
Subject: [PATCH] Tighten panic on double truncation (#6701)

---
 codex-rs/core/src/truncate.rs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/codex-rs/core/src/truncate.rs b/codex-rs/core/src/truncate.rs
index c82e08856..42d6a967d 100644
--- a/codex-rs/core/src/truncate.rs
+++ b/codex-rs/core/src/truncate.rs
@@ -2,7 +2,6 @@
 //! and suffix on UTF-8 boundaries, and helpers for line/token‑based truncation
 //! used across the core crate.
 
-use crate::util::error_or_panic;
 use codex_protocol::models::FunctionCallOutputContentItem;
 use codex_utils_string::take_bytes_at_char_boundary;
 use codex_utils_string::take_last_bytes_at_char_boundary;
@@ -85,7 +84,7 @@ fn truncate_formatted_exec_output(
     limit_bytes: usize,
     limit_lines: usize,
 ) -> String {
-    debug_panic_on_double_truncation(content);
+    error_on_double_truncation(content);
     let head_lines: usize = limit_lines / 2;
     let tail_lines: usize = limit_lines - head_lines; // 128
     let head_bytes: usize = limit_bytes / 2;
@@ -148,11 +147,11 @@ fn truncate_formatted_exec_output(
     result
 }
 
-fn debug_panic_on_double_truncation(content: &str) {
+fn error_on_double_truncation(content: &str) {
     if content.contains("Total output lines:") && content.contains("omitted") {
-        error_or_panic(format!(
+        tracing::error!(
             "FunctionCallOutput content was already truncated before ContextManager::record_items; this would cause double truncation {content}"
-        ));
+        );
     }
 }