rename RolloutStatus reason to termination_reason

Author: mayinghan

eval_protocol/mcp/execution/manager.py

@@ -171,12 +171,12 @@ async def _execute_with_semaphore(idx):
             if trajectory.terminated:
                 if trajectory.termination_reason == TerminationReason.ERROR:
                     evaluation_rows[idx].rollout_status.status = "error"
-                    evaluation_rows[idx].rollout_status.reason = trajectory.control_plane_summary.get(
+                    evaluation_rows[idx].rollout_status.termination_reason = trajectory.control_plane_summary.get(
                         "error_message", None
                     )
                 else:
                     evaluation_rows[idx].rollout_status.status = "finished"
-                    evaluation_rows[idx].rollout_status.reason = trajectory.termination_reason
+                    evaluation_rows[idx].rollout_status.termination_reason = trajectory.termination_reason
             else:
                 evaluation_rows[idx].rollout_status.status = "running"
 

eval_protocol/models.py

@@ -270,10 +270,10 @@ class RolloutStatus(BaseModel):
     error: Rollout failed.
     stopped: Rollout terminated unexpectedly (e.g. max step, control plane signal, user stop).
     """
-    status: Literal["running", "finished", "error"] = Field(
-        "running", description="Status of the rollout."
+    status: Literal["running", "finished", "error"] = Field("running", description="Status of the rollout.")
+    termination_reason: Optional[str] = Field(
+        "", description="reason of the rollout status, mapped to values in TerminationReason"
     )
-    reason: Optional[str] = Field("", description="reason of the rollout status, mapped to values in TerminationReason")
 
 
 class EvaluationRow(BaseModel):