Potential fix for pull request finding 'Empty except'

Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>

Author: prernakakkar-google

evalbench/generators/models/claude_code.py

@@ -1212,8 +1212,10 @@ def send(self, prompt: str) -> subprocess.CompletedProcess:
                 if event.get("type") == "result":
                     got_result = True
                     break
-        except (ValueError, OSError):
-            pass
+        except (ValueError, OSError) as e:
+            # The subprocess may be killed by the watchdog or exit mid-read;
+            # treat stream-read failures as a dead-process turn and continue.
+            logging.debug("Claude Code stdout read interrupted: %s", e)
         finally:
             watchdog.cancel()