Command /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/bin/python -m sphinx -T -E -b html -d _build/doctrees -D language=en . _build/html failed: Running Sphinx v4.4.0 loading translations [en]... done making output directory... done loading intersphinx inventory from https://docs.python.org/objects.inv... intersphinx inventory has moved: https://docs.python.org/objects.inv -> https://docs.python.org/3/objects.inv building [mo]: targets for 0 po files that are out of date building [html]: targets for 46 source files that are out of date updating environment: [new config] 46 added, 0 changed, 0 removed reading sources... [ 2%] analytics/cloud-costs reading sources... [ 4%] analytics/events-archive reading sources... [ 6%] analytics/index reading sources... [ 8%] components/cloud reading sources... [ 10%] components/dashboards reading sources... [ 13%] components/index reading sources... [ 15%] components/ingress reading sources... 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[100%] operation_guide/index /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/recommonmark/parser.py:65: UserWarning: Container node skipped: type=document warn("Container node skipped: type={0}".format(mdnode.t)) :1: (ERROR/3) Content block expected for the "note" directive; none found. :2: (WARNING/2) Explicit markup ends without a blank line; unexpected unindent. /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/components/dashboards.md:9: WARNING: image file not readable: ../_static/images/dashboard.png /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/components/matomo.rst:5: WARNING: Duplicate explicit target name: "matomo". /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/incident-reports/2019-03-24-r2d-upgrade.md:: WARNING: image file not readable: ../_static/images/r2d-incident-build-pods.png /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/incident-reports/2019-03-24-r2d-upgrade.md:: WARNING: image file not readable: ../_static/images/r2d-incident-build-pods-24h.png /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/incident-reports/2019-03-24-r2d-upgrade.md:: WARNING: image file not readable: ../_static/images/r2d-incident-build-pods-zoom.png looking for now-outdated files... none found pickling environment... done checking consistency... done preparing documents... done writing output... [ 2%] analytics/cloud-costs writing output... [ 4%] analytics/events-archive writing output... [ 6%] analytics/index writing output... [ 8%] components/cloud writing output... [ 10%] components/dashboards writing output... [ 13%] components/index writing output... [ 15%] components/ingress writing output... [ 17%] components/matomo writing output... [ 19%] components/metrics writing output... [ 21%] deployment/how writing output... [ 23%] deployment/index writing output... [ 26%] deployment/prereqs writing output... [ 28%] deployment/what writing output... [ 30%] getting_started/getting_started writing output... [ 32%] getting_started/index writing output... [ 34%] getting_started/production_environment writing output... [ 36%] getting_started/terminology writing output... [ 39%] incident-reports/2017-09-27-hub-403 writing output... [ 41%] incident-reports/2017-09-29-504 writing output... [ 43%] incident-reports/2017-10-17-cluster-full writing output... 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[ 95%] operation_guide/federation /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/components/cloud.md:188: WARNING: None:any reference target not found: metrics.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/components/cloud.md:188: WARNING: None:any reference target not found: dashboards.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/components/dashboards.md:3: WARNING: None:any reference target not found: ../metrics.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/components/dashboards.md:15: WARNING: None:any reference target not found: ../metrics.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/components/ingress.md:35: WARNING: None:any reference target not found: metrics.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/deployment/how.md:3: WARNING: None:any reference target not found: what.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/deployment/how.md:215: WARNING: None:any reference target not found: ./what.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/deployment/what.md:3: WARNING: None:any reference target not found: how.html /home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/checkouts/stable/docs/source/incident-reports/2018-04-18-cull-flood.md:77: WARNING: None:any reference target not found: Traceback (most recent call last): File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/cmd/build.py", line 284, in build_main app.build(args.force_all, filenames) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/application.py", line 337, in build self.builder.build_update() File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/builders/__init__.py", line 296, in build_update len(to_build)) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/builders/__init__.py", line 358, in build self.write(docnames, list(updated_docnames), method) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/builders/__init__.py", line 532, in write self._write_serial(sorted(docnames)) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/builders/__init__.py", line 542, in _write_serial self.write_doc(docname, doctree) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/builders/html/__init__.py", line 626, in write_doc self.docwriter.write(doctree, destination) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/docutils/writers/__init__.py", line 78, in write self.translate() File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/writers/html.py", line 71, in translate self.document.walkabout(visitor) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/docutils/nodes.py", line 227, in walkabout if child.walkabout(visitor): File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/docutils/nodes.py", line 227, in walkabout if child.walkabout(visitor): File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/docutils/nodes.py", line 219, in walkabout visitor.dispatch_visit(self) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/sphinx/util/docutils.py", line 500, in dispatch_visit method(node) File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/pydata_sphinx_theme/bootstrap_html_translator.py", line 57, in visit_table self._table_row_index = 0 AttributeError: can't set attribute Exception occurred: File "/home/docs/checkouts/readthedocs.org/user_builds/mybinder-sre/envs/stable/lib/python3.7/site-packages/pydata_sphinx_theme/bootstrap_html_translator.py", line 57, in visit_table self._table_row_index = 0 AttributeError: can't set attribute The full traceback has been saved in /tmp/sphinx-err-4hq8yry9.log, if you want to report the issue to the developers. Please also report this if it was a user error, so that a better error message can be provided next time. A bug report can be filed in the tracker at <https://github.com/sphinx-doc/sphinx/issues>. Thanks!