First time I see this error. The issue seems to be network read timeout when creating virtual env in tox test. If you see this error in your builds, please report. storage-py27 create: /home/jenkins/workspace/vdsm_standard-check-patch/vdsm/.tox/storage-py27 ERROR: invocation failed (exit code 1), logfile: /home/jenkins/workspace/vdsm_standard-check-patch/vdsm/.tox/storage-py27/log/storage-py27-0.log ERROR: actionid: storage-py27 msg: getenv cmdargs: ['/usr/bin/python2', '-m', 'virtualenv', '--system-site-packages', '--python', '/usr/bin/python2.7', 'storage-py27'] New python executable in /home/jenkins/workspace/vdsm_standard-check-patch/vdsm/.tox/storage-py27/bin/python2.7 Also creating executable in /home/jenkins/workspace/vdsm_standard-check-patch/vdsm/.tox/storage-py27/bin/python Installing setuptools, pip, wheel... Complete output from command /home/jenkins/worksp...e-py27/bin/python2.7 - setuptools pip wheel: The directory '/home/jenkins/workspace/vdsm_standard-check-patch/vdsm/.cache/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag. The directory '/home/jenkins/workspace/vdsm_standard-check-patch/vdsm/.cache/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag. Looking in links: /usr/lib/python2.7/site-packages, /usr/lib/python2.7/site-packages/virtualenv_support Collecting setuptools Downloading https://files.pythonhosted.org/packages/37/06/754589caf971b0d2d48f151c258... (573kB) Exception: Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/cli/base_command.py", line 143, in main status = self.run(options, args) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/commands/install.py", line 318, in run resolver.resolve(requirement_set) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/resolve.py", line 102, in resolve self._resolve_one(requirement_set, req) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/resolve.py", line 256, in _resolve_one abstract_dist = self._get_abstract_dist_for(req_to_install) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/resolve.py", line 209, in _get_abstract_dist_for self.require_hashes File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/operations/prepare.py", line 283, in prepare_linked_requirement progress_bar=self.progress_bar File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/download.py", line 836, in unpack_url progress_bar=progress_bar File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/download.py", line 673, in unpack_http_url progress_bar) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/download.py", line 897, in _download_http_url _download_url(resp, link, content_file, hashes, progress_bar) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/download.py", line 617, in _download_url hashes.check_against_chunks(downloaded_chunks) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/utils/hashes.py", line 48, in check_against_chunks for chunk in chunks: File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/download.py", line 585, in written_chunks for chunk in chunks: File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/utils/ui.py", line 159, in iter for x in it: File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_internal/download.py", line 574, in resp_read decode_content=False): File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_vendor/urllib3/response.py", line 465, in stream data = self.read(amt=amt, decode_content=decode_content) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_vendor/urllib3/response.py", line 430, in read raise IncompleteRead(self._fp_bytes_read, self.length_remaining) File "/usr/lib64/python2.7/contextlib.py", line 35, in __exit__ self.gen.throw(type, value, traceback) File "/usr/lib/python2.7/site-packages/virtualenv_support/pip-18.1-py2.py3-none-any.whl/pip/_vendor/urllib3/response.py", line 345, in _error_catcher raise ReadTimeoutError(self._pool, None, 'Read timed out.') ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out. ---------------------------------------- ...Installing setuptools, pip, wheel...done. Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/virtualenv.py", line 2462, in <module> main() File "/usr/lib/python2.7/site-packages/virtualenv.py", line 762, in main symlink=options.symlink, File "/usr/lib/python2.7/site-packages/virtualenv.py", line 1015, in create_environment install_wheel(to_install, py_executable, search_dirs, download=download) File "/usr/lib/python2.7/site-packages/virtualenv.py", line 968, in install_wheel call_subprocess(cmd, show_stdout=False, extra_env=env, stdin=SCRIPT) File "/usr/lib/python2.7/site-packages/virtualenv.py", line 854, in call_subprocess raise OSError("Command {} failed with error code {}".format(cmd_desc, proc.returncode)) OSError: Command /home/jenkins/worksp...e-py27/bin/python2.7 - setuptools pip wheel failed with error code 2 Running virtualenv with interpreter /usr/bin/python2.7 ERROR: Error creating virtualenv. Note that some special characters (e.g. ':' and unicode symbols) in paths are not supported by virtualenv. Error details: InvocationError('/usr/bin/python2 -m virtualenv --system-site-packages --python /usr/bin/python2.7 storage-py27 (see /home/jenkins/workspace/vdsm_standard-check-patch/vdsm/.tox/storage-py27/log/storage-py27-0.log)', 1) Build: https://jenkins.ovirt.org/blue/rest/organizations/jenkins/pipelines/vdsm_...