Exception type: UnexpectedResponseError
Message: Server returned unexpected status code: 502 (https://debusine.trinitydesktop.net/api/1.0/artifact/trinity-testing/796047/)

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/debusine/tasks/_task.py", line 841, in _execute
    if not self.fetch_input(download_directory):
           ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/debusine/tasks/blhc.py", line 119, in fetch_input
    self.fetch_artifact(self.dynamic_data.input_artifact_id, destination)
    ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/debusine/tasks/_task.py", line 738, in fetch_artifact
    artifact_response = self.debusine.download_artifact(
        artifact_id,
    ...<2 lines>...
        workspace=self.workspace_name,
    )
  File "/usr/lib/python3/dist-packages/debusine/client/debusine.py", line 614, in download_artifact
    artifact = self.artifact_get(artifact_id, workspace=workspace)
  File "/usr/lib/python3/dist-packages/debusine/client/debusine.py", line 416, in artifact_get
    return self._debusine_http_client.get(path, ArtifactResponse)
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/debusine/client/debusine_http_client.py", line 41, in get
    return self._api_request("GET", self._api_url + path, expected_class)
           ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/debusine/client/debusine_http_client.py", line 319, in _api_request
    raise exceptions.UnexpectedResponseError(
    ...<2 lines>...
    )
debusine.client.exceptions.UnexpectedResponseError: Server returned unexpected status code: 502 (https://debusine.trinitydesktop.net/api/1.0/artifact/trinity-testing/796047/)