Catching an error better

restrictedpython_code_eval.py

@@ -245,10 +245,13 @@ def _check_correctness(check_program, timeout, task_id, completion_id,
         additional_globals, additional_locals, allowed_imports
     )
     p = multiprocessing.Process(target=_unsafe_execute, args=args)
-    p.start()
-    p.join(timeout=timeout + 1)
-    if p.is_alive():
-        p.kill()
+    try:
+        p.start()
+        p.join(timeout=timeout + 1)
+        if p.is_alive():
+            p.kill()
+    except EOFError as e:
+        result.append(f"EOFError: {e}")
 
     if not result:
         result.append("timed out")