Read the Docs build information Build id: 10711 Project: calibrationreport Version: latest Commit: fb51693592bd69b6027a9a9905e12a65375a9377 Date: 2019-06-12T01:41:41.268219Z State: finished Success: False [rtd-command-info] start-time: 2019-06-12T06:42:40.616000Z, end-time: 2019-06-12T06:42:54.414000Z, duration: 13, exit-code: 0 python3 -mvirtualenv --system-site-packages --no-download /user_builds/calibrationreport/envs/latest Using base prefix '/usr' New python executable in /user_builds/calibrationreport/envs/latest/bin/python3 Not overwriting existing python script /user_builds/calibrationreport/envs/latest/bin/python (you must use /user_builds/calibrationreport/envs/latest/bin/python3) Installing setuptools, pip, wheel...done. [rtd-command-info] start-time: 2019-06-12T06:42:54.480000Z, end-time: 2019-06-12T06:42:54.659000Z, duration: 0, exit-code: 1 python /user_builds/calibrationreport/envs/latest/bin/pip install --use-wheel -U --cache-dir /user_builds/calibrationreport/.cache/pip -I sphinx==1.3.5 Pygments==2.1.3 setuptools==20.1.1 docutils==0.12 mkdocs==0.15.0 mock==1.0.1 pillow==2.6.1 git+https://github.com/rtfd/readthedocs-sphinx-ext.git@0.6-alpha#egg=readthedocs-sphinx-ext sphinx-rtd-theme==0.1.9 alabaster>=0.7,<0.8,!=0.7.5 commonmark==0.5.4 recommonmark==0.1.1 Failed to import the site module ImportError: No module named 'site'