2019-06-26T18:45:04 Created temporary directory: /tmp/pip-ephem-wheel-cache-hqrylal9
2019-06-26T18:45:04 Created temporary directory: /tmp/pip-req-tracker-yagrmc9g
2019-06-26T18:45:04 Created requirements tracker '/tmp/pip-req-tracker-yagrmc9g'
2019-06-26T18:45:04 Created temporary directory: /tmp/pip-wheel-_an_48_6
2019-06-26T18:45:04 Collecting DAG==0
2019-06-26T18:45:04   1 location(s) to search for versions of DAG:
2019-06-26T18:45:04   * https://pypi.org/simple/dag/
2019-06-26T18:45:04   Getting page https://pypi.org/simple/dag/
2019-06-26T18:45:05   Analyzing links from page https://pypi.org/simple/dag/
2019-06-26T18:45:05     Found link https://files.pythonhosted.org/packages/e1/92/ffc722ac557e3c180f8ec6cdad96d2731b981677529c263c3df04a656910/DAG-0.tar.gz#sha256=3c8e5ed648717438e0a2066d635842ff82f824a9f25d32cf801107dcf79abe24 (from https://pypi.org/simple/dag/), version: 0
2019-06-26T18:45:05   Using version 0 (newest of versions: 0)
2019-06-26T18:45:05   Created temporary directory: /tmp/pip-unpack-aetstf_o
2019-06-26T18:45:05   Downloading https://files.pythonhosted.org/packages/e1/92/ffc722ac557e3c180f8ec6cdad96d2731b981677529c263c3df04a656910/DAG-0.tar.gz
2019-06-26T18:45:05   Downloading from URL https://files.pythonhosted.org/packages/e1/92/ffc722ac557e3c180f8ec6cdad96d2731b981677529c263c3df04a656910/DAG-0.tar.gz#sha256=3c8e5ed648717438e0a2066d635842ff82f824a9f25d32cf801107dcf79abe24 (from https://pypi.org/simple/dag/)
2019-06-26T18:45:05   Added DAG==0 from https://files.pythonhosted.org/packages/e1/92/ffc722ac557e3c180f8ec6cdad96d2731b981677529c263c3df04a656910/DAG-0.tar.gz#sha256=3c8e5ed648717438e0a2066d635842ff82f824a9f25d32cf801107dcf79abe24 to build tracker '/tmp/pip-req-tracker-yagrmc9g'
2019-06-26T18:45:05     Running setup.py (path:/tmp/pip-wheel-_an_48_6/DAG/setup.py) egg_info for package DAG
2019-06-26T18:45:05     Running command python setup.py egg_info
2019-06-26T18:45:06     Traceback (most recent call last):
2019-06-26T18:45:06       File "<string>", line 1, in <module>
2019-06-26T18:45:06       File "/tmp/pip-wheel-_an_48_6/DAG/setup.py", line 1, in <module>
2019-06-26T18:45:06         from ez_setup import use_setuptools
2019-06-26T18:45:06       File "/tmp/pip-wheel-_an_48_6/DAG/ez_setup.py", line 94
2019-06-26T18:45:06         except pkg_resources.VersionConflict, e:
2019-06-26T18:45:06                                             ^
2019-06-26T18:45:06     SyntaxError: invalid syntax
2019-06-26T18:45:07 Cleaning up...
2019-06-26T18:45:07   Removing source in /tmp/pip-wheel-_an_48_6/DAG
2019-06-26T18:45:07 Removed DAG==0 from https://files.pythonhosted.org/packages/e1/92/ffc722ac557e3c180f8ec6cdad96d2731b981677529c263c3df04a656910/DAG-0.tar.gz#sha256=3c8e5ed648717438e0a2066d635842ff82f824a9f25d32cf801107dcf79abe24 from build tracker '/tmp/pip-req-tracker-yagrmc9g'
2019-06-26T18:45:07 Removed build tracker '/tmp/pip-req-tracker-yagrmc9g'
2019-06-26T18:45:07 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-_an_48_6/DAG/
2019-06-26T18:45:07 Exception information:
2019-06-26T18:45:07 Traceback (most recent call last):
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-26T18:45:07     status = self.run(options, args)
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-26T18:45:07     resolver.resolve(requirement_set)
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-26T18:45:07     self._resolve_one(requirement_set, req)
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-26T18:45:07     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-26T18:45:07     self.require_hashes
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-26T18:45:07     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-26T18:45:07     self.req.prepare_metadata()
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-26T18:45:07     self.run_egg_info()
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-26T18:45:07     command_desc='python setup.py egg_info')
2019-06-26T18:45:07   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-26T18:45:07     % (command_desc, proc.returncode, cwd))
2019-06-26T18:45:07 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-_an_48_6/DAG/