/usr/local/lib/python3.6/dist-packages/sklearn/externals/joblib/__init__.py:15: DeprecationWarning: sklearn.externals.joblib is deprecated in 0.21 and will be removed in 0.23. Please import this functionality directly from joblib, which can be installed with: pip install joblib. If this warning is raised when loading pickled models, you may need to re-serialize those models with scikit-learn 0.21+.
  warnings.warn(msg, category=DeprecationWarning)
INFO|2019-12-31T18:33:38|NumExpr defaulting to 8 threads.|/usr/local/lib/python3.6/dist-packages/numexpr/utils.py|141|
ERROR|2019-12-31T18:33:39|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dc048>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dc048>)
ERROR|2019-12-31T18:33:39|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dc048>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dc048>)
ERROR|2019-12-31T18:33:39|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6cdf28>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6cdf28>)
ERROR|2019-12-31T18:33:39|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6f7a20>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6f7a20>)
ERROR|2019-12-31T18:33:40|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6f7c18>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6f7c18>)
ERROR|2019-12-31T18:33:40|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b1668>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b1668>)
ERROR|2019-12-31T18:33:41|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b1c88>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b1c88>)
ERROR|2019-12-31T18:33:41|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b1e80>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b1e80>)
ERROR|2019-12-31T18:33:42|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b7908>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b7908>)
ERROR|2019-12-31T18:33:42|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b7f28>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b7f28>)
ERROR|2019-12-31T18:33:43|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b7898>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b7898>)
ERROR|2019-12-31T18:33:44|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b71d0>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b71d0>)
ERROR|2019-12-31T18:33:46|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b18d0>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b18d0>)
ERROR|2019-12-31T18:33:47|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b14a8>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b14a8>)
ERROR|2019-12-31T18:33:50|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b12e8>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9b12e8>)
ERROR|2019-12-31T18:33:56|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6f75c0>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6f75c0>)
ERROR|2019-12-31T18:34:01|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dcba8>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dcba8>)
ERROR|2019-12-31T18:34:01|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dcb00>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8a6dcb00>)
ERROR|2019-12-31T18:34:34|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2ba8>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2ba8>)
ERROR|2019-12-31T18:35:13|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2da0>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2da0>)
ERROR|2019-12-31T18:35:42|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2e80>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2e80>)
ERROR|2019-12-31T18:36:36|AuthMetadataPluginCallback "<google.auth.transport.grpc.AuthMetadataPlugin object at 0x7f8b918ff320>" raised exception!|/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py|83|
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 96, in refresh
    self._retrieve_info(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 78, in _retrieve_info
    service_account=self._service_account_email)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 186, in get_service_account_info
    recursive=True)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/_metadata.py", line 140, in get
    url, response.status, response.data), response)
google.auth.exceptions.TransportError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2ac8>)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/grpc/_plugin_wrapping.py", line 79, in __call__
    callback_state, callback))
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 77, in __call__
    callback(self._get_authorization_headers(context), None)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/transport/grpc.py", line 65, in _get_authorization_headers
    headers)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/credentials.py", line 122, in before_request
    self.refresh(request)
  File "/usr/local/lib/python3.6/dist-packages/google/auth/compute_engine/credentials.py", line 102, in refresh
    six.raise_from(new_exc, caught_exc)
  File "<string>", line 3, in raise_from
google.auth.exceptions.RefreshError: ("Failed to retrieve http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/?recursive=true from the Google Compute Enginemetadata service. Status: 500 Response:\nb'Could not recursively fetch uri\\n'", <google.auth.transport.requests._Response object at 0x7f8b8b9c2ac8>)
INFO|2019-12-31T18:37:18|The subscription path projects/issue-label-bot-dev/subscriptions/subscription_for_event_queue already exists|/py/code_intelligence/pubsub_util.py|49|
INFO|2019-12-31T18:37:18|The subscription path projects/issue-label-bot-dev/subscriptions/label_bot_prod already exists|/py/code_intelligence/pubsub_util.py|49|
INFO|2019-12-31T18:37:18|Wait forever or until pubsub future is cancelled|/py/label_microservice/worker.py|188|