Warning, treated as error:
/builds/BuildStream/buildstream/dist/buildstream/doc/source/developing/workspaces.rst:60:Problems with "raw" directive path:
InputError: [Errno 2] No such file or directory: 'source/sessions/developing-build-after-changes-workspace.html'.
Makefile:143: recipe for target 'html' failed
make: Leaving directory '/builds/BuildStream/buildstream/dist/buildstream/doc'
make: *** [html] Error 2
section_end:1543413471:build_script
section_start:1543413471:after_script
section_end:1543413473:after_script
section_start:1543413473:upload_artifacts_on_failure
section_end:1543413474:upload_artifacts_on_failure
ERROR: Job failed: exit code 1