Read the Docs build information Build id: 7183 Project: beckhoff Version: stable Commit: eca9737bb7d750101e841bf5162933b19ee06dcd Date: 2018-05-29T08:58:22.804110Z State: finished Success: False [rtd-command-info] start-time: 2018-05-29T13:58:27.884000Z, end-time: 2018-05-29T13:58:33.530000Z, duration: 5, exit-code: 0 python -mvirtualenv --no-site-packages --no-download /user_builds/beckhoff/envs/stable New python executable in /user_builds/beckhoff/envs/stable/bin/python Installing setuptools, pip, wheel...done. [rtd-command-info] start-time: 2018-05-29T13:58:33.592000Z, end-time: 2018-05-29T13:59:12.703000Z, duration: 39, exit-code: 0 python /user_builds/beckhoff/envs/stable/bin/pip install --use-wheel -U --cache-dir /user_builds/beckhoff/.cache/pip 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 Requirement already up-to-date: sphinx==1.3.5 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Requirement already up-to-date: Pygments==2.1.3 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Collecting setuptools==20.1.1 Using cached https://files.pythonhosted.org/packages/e8/82/3b5455f74bf9ac0757d09c625b7741e6fc284d7519cffc3babb6c5173cf5/setuptools-20.1.1-py2.py3-none-any.whl Requirement already up-to-date: docutils==0.12 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Requirement already up-to-date: mkdocs==0.15.0 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Requirement already up-to-date: mock==1.0.1 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Requirement already up-to-date: pillow==2.6.1 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Collecting readthedocs-sphinx-ext from git+https://github.com/rtfd/readthedocs-sphinx-ext.git@0.6-alpha#egg=readthedocs-sphinx-ext Cloning https://github.com/rtfd/readthedocs-sphinx-ext.git (to 0.6-alpha) to /tmp/pip-build-A5mIpR/readthedocs-sphinx-ext Requirement already up-to-date: sphinx-rtd-theme==0.1.9 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Requirement already up-to-date: alabaster!=0.7.5,<0.8,>=0.7 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Requirement already up-to-date: commonmark==0.5.4 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Requirement already up-to-date: recommonmark==0.1.1 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages Collecting babel!=2.0,>=1.3 (from sphinx==1.3.5) Downloading https://files.pythonhosted.org/packages/b8/ad/c6f60602d3ee3d92fbed87675b6fb6a6f9a38c223343ababdb44ba201f10/Babel-2.6.0-py2.py3-none-any.whl (8.1MB) Requirement already up-to-date: snowballstemmer>=1.1 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from sphinx==1.3.5) Requirement already up-to-date: six>=1.4 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from sphinx==1.3.5) Requirement already up-to-date: Jinja2>=2.3 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from sphinx==1.3.5) Requirement already up-to-date: Markdown>=2.3.1 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from mkdocs==0.15.0) Collecting livereload>=2.3.2 (from mkdocs==0.15.0) Using cached https://files.pythonhosted.org/packages/dd/b4/213daced3ff1b4e02a1f700748e20e9a7481f5bfef57d11ae9babfd4aa2f/livereload-2.5.2-py2.py3-none-any.whl Requirement already up-to-date: PyYAML>=3.10 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from mkdocs==0.15.0) Collecting tornado>=4.1 (from mkdocs==0.15.0) Downloading https://files.pythonhosted.org/packages/cf/d1/3be271ae5eba9fb59df63c9891fdc7d8044b999e8ac145994cdbfd2ae66a/tornado-5.0.2.tar.gz (506kB) Requirement already up-to-date: click>=4.0 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from mkdocs==0.15.0) Requirement already up-to-date: mkdocs-bootswatch>=0.1.0 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from mkdocs==0.15.0) Requirement already up-to-date: mkdocs-bootstrap>=0.1.1 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from mkdocs==0.15.0) Requirement already up-to-date: requests in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from readthedocs-sphinx-ext) Requirement already up-to-date: nilsimsa>=0.3.7 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from readthedocs-sphinx-ext) Collecting pytz>=0a (from babel!=2.0,>=1.3->sphinx==1.3.5) Downloading https://files.pythonhosted.org/packages/dc/83/15f7833b70d3e067ca91467ca245bae0f6fe56ddc7451aa0dc5606b120f2/pytz-2018.4-py2.py3-none-any.whl (510kB) Requirement already up-to-date: MarkupSafe>=0.23 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from Jinja2>=2.3->sphinx==1.3.5) Requirement already up-to-date: futures in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from tornado>=4.1->mkdocs==0.15.0) Requirement already up-to-date: singledispatch in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from tornado>=4.1->mkdocs==0.15.0) Requirement already up-to-date: backports-abc>=0.4 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from tornado>=4.1->mkdocs==0.15.0) Requirement already up-to-date: urllib3<1.23,>=1.21.1 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from requests->readthedocs-sphinx-ext) Collecting certifi>=2017.4.17 (from requests->readthedocs-sphinx-ext) Using cached https://files.pythonhosted.org/packages/7c/e6/92ad559b7192d846975fc916b65f667c7b8c3a32bea7372340bfe9a15fa5/certifi-2018.4.16-py2.py3-none-any.whl Requirement already up-to-date: chardet<3.1.0,>=3.0.2 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from requests->readthedocs-sphinx-ext) Requirement already up-to-date: idna<2.7,>=2.5 in /user_builds/beckhoff/envs/stable/lib/python2.7/site-packages (from requests->readthedocs-sphinx-ext) Building wheels for collected packages: tornado Running setup.py bdist_wheel for tornado: started Running setup.py bdist_wheel for tornado: finished with status 'done' Stored in directory: /user_builds/beckhoff/.cache/pip/wheels/29/8c/cf/6a5a8f6e35d877c0cb72b109d21c34981504897ce9a605e599 Successfully built tornado Installing collected packages: setuptools, readthedocs-sphinx-ext, pytz, babel, tornado, livereload, certifi Found existing installation: setuptools 20.3 Uninstalling setuptools-20.3: Successfully uninstalled setuptools-20.3 Found existing installation: readthedocs-sphinx-ext 0.5.4 Uninstalling readthedocs-sphinx-ext-0.5.4: Successfully uninstalled readthedocs-sphinx-ext-0.5.4 Running setup.py install for readthedocs-sphinx-ext: started Running setup.py install for readthedocs-sphinx-ext: finished with status 'done' Found existing installation: pytz 2018.3 Uninstalling pytz-2018.3: Successfully uninstalled pytz-2018.3 Found existing installation: Babel 2.5.3 Uninstalling Babel-2.5.3: Successfully uninstalled Babel-2.5.3 Found existing installation: tornado 5.0.1 Uninstalling tornado-5.0.1: Successfully uninstalled tornado-5.0.1 Found existing installation: livereload 2.5.1 Uninstalling livereload-2.5.1: Successfully uninstalled livereload-2.5.1 Found existing installation: certifi 2018.1.18 Uninstalling certifi-2018.1.18: Successfully uninstalled certifi-2018.1.18 Successfully installed babel-2.6.0 certifi-2018.4.16 livereload-2.5.2 pytz-2018.4 readthedocs-sphinx-ext-0.5.4 setuptools-20.1.1 tornado-5.0.2 You are using pip version 8.1.1, however version 10.0.1 is available. You should consider upgrading via the 'pip install --upgrade pip' command. [rtd-command-info] start-time: 2018-05-29T13:59:12.782000Z, end-time: 2018-05-29T13:59:14.336000Z, duration: 1, exit-code: 1 python /user_builds/beckhoff/envs/stable/bin/pip install --exists-action=w --cache-dir /user_builds/beckhoff/.cache/pip -r/user_builds/beckhoff/checkouts/stable/doc/requirements.txt Invalid requirement: '' Traceback (most recent call last): File "/user_builds/beckhoff/envs/stable/lib/python2.7/site-packages/pip/req/req_install.py", line 77, in __init__ req = pkg_resources.Requirement.parse(req) File "/user_builds/beckhoff/envs/stable/lib/python2.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 3036, in parse req, = parse_requirements(s) File "/user_builds/beckhoff/envs/stable/lib/python2.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 2967, in parse_requirements raise RequirementParseError("Missing distribution spec", line) RequirementParseError: Missing distribution spec You are using pip version 8.1.1, however version 10.0.1 is available. You should consider upgrading via the 'pip install --upgrade pip' command.