See for instance: https://build.chromium.org/p/client.webrtc/builders/Android64%20%28M%20Nexus5X%29%28dbg%29/builds/7112
https://build.chromium.org/p/client.webrtc/builders/Android32%20%28M%20Nexus5X%29%28dbg%29

This is python import error. Looking at https://build.chromium.org/p/client.webrtc/builders/Android32%20%28M%20Nexus5X%29%28dbg%29, it happens for slave18-c3 and slave7-c3 but not slave14-c3. How is google.cloud supposed to make it into the PYTHONPATH here?

Set PYTHONPATH: /b/rr/tmpFQhrPt/rw/checkout/scripts:/b/rr/tmpFQhrPt/rw/checkout/site_config:/b/rr/tmpFQhrPt/rw/checkout/scripts/tools:/b/c/vpython/6e82a7/lib/python2.7:/b/c/vpython/6e82a7/lib/python2.7/plat-x86_64-linux-gnu:/b/c/vpython/6e82a7/lib/python2.7/lib-tk:/b/c/vpython/6e82a7/lib/python2.7/lib-old:/b/c/vpython/6e82a7/lib/python2.7/lib-dynload:/usr/lib/python2.7:/usr/lib/python2.7/plat-x86_64-linux-gnu:/usr/lib/python2.7/lib-tk
Traceback (most recent call last):
  File "/b/rr/tmpFQhrPt/rw/checkout/scripts/slave/upload_goma_logs.py", line 13, in <module>
    from google.cloud import bigquery
ImportError: No module named google.cloud
step returned non-zero exit code: 1