2019-06-30T05:50:45 Created temporary directory: /tmp/pip-ephem-wheel-cache-_c827dmm
2019-06-30T05:50:45 Created temporary directory: /tmp/pip-req-tracker-nxryufkv
2019-06-30T05:50:45 Created requirements tracker '/tmp/pip-req-tracker-nxryufkv'
2019-06-30T05:50:45 Created temporary directory: /tmp/pip-wheel-1qfs6f9w
2019-06-30T05:50:45 Collecting dockerns==0.0.2
2019-06-30T05:50:45   1 location(s) to search for versions of dockerns:
2019-06-30T05:50:45   * https://pypi.org/simple/dockerns/
2019-06-30T05:50:45   Getting page https://pypi.org/simple/dockerns/
2019-06-30T05:50:45   Analyzing links from page https://pypi.org/simple/dockerns/
2019-06-30T05:50:45     Skipping link https://files.pythonhosted.org/packages/62/7b/e4bf73affe9da9918564d25ff746c68d4b6b86f81f50ac5c12e6abfb5198/dockerns-0.0.2.macosx-10.8-intel.exe#sha256=87f98d81e4ec2f5b886e18eb7fd3e4973d723b9d5145580901c11c2bf621508c (from https://pypi.org/simple/dockerns/); unsupported archive format: .exe
2019-06-30T05:50:45     Found link https://files.pythonhosted.org/packages/88/70/d0adb97eee74e844385af785f51eca95a554a4ae3bb65bba9272aaeba2fa/dockerns-0.0.2.tar.gz#sha256=fb4f217e1552d0125419d30fba781730ff1d720c43b8386a061ff62674beb7da (from https://pypi.org/simple/dockerns/), version: 0.0.2
2019-06-30T05:50:45   Using version 0.0.2 (newest of versions: 0.0.2)
2019-06-30T05:50:45   Created temporary directory: /tmp/pip-unpack-pbl2bklc
2019-06-30T05:50:46   Downloading https://files.pythonhosted.org/packages/88/70/d0adb97eee74e844385af785f51eca95a554a4ae3bb65bba9272aaeba2fa/dockerns-0.0.2.tar.gz
2019-06-30T05:50:46   Downloading from URL https://files.pythonhosted.org/packages/88/70/d0adb97eee74e844385af785f51eca95a554a4ae3bb65bba9272aaeba2fa/dockerns-0.0.2.tar.gz#sha256=fb4f217e1552d0125419d30fba781730ff1d720c43b8386a061ff62674beb7da (from https://pypi.org/simple/dockerns/)
2019-06-30T05:50:46   Added dockerns==0.0.2 from https://files.pythonhosted.org/packages/88/70/d0adb97eee74e844385af785f51eca95a554a4ae3bb65bba9272aaeba2fa/dockerns-0.0.2.tar.gz#sha256=fb4f217e1552d0125419d30fba781730ff1d720c43b8386a061ff62674beb7da to build tracker '/tmp/pip-req-tracker-nxryufkv'
2019-06-30T05:50:46     Running setup.py (path:/tmp/pip-wheel-1qfs6f9w/dockerns/setup.py) egg_info for package dockerns
2019-06-30T05:50:46     Running command python setup.py egg_info
2019-06-30T05:50:47     Traceback (most recent call last):
2019-06-30T05:50:47       File "<string>", line 1, in <module>
2019-06-30T05:50:47       File "/tmp/pip-wheel-1qfs6f9w/dockerns/setup.py", line 14, in <module>
2019-06-30T05:50:47         if sys.version[:2] <= [2, 6]:
2019-06-30T05:50:47     TypeError: '<=' not supported between instances of 'str' and 'list'
2019-06-30T05:50:47 Cleaning up...
2019-06-30T05:50:47   Removing source in /tmp/pip-wheel-1qfs6f9w/dockerns
2019-06-30T05:50:47 Removed dockerns==0.0.2 from https://files.pythonhosted.org/packages/88/70/d0adb97eee74e844385af785f51eca95a554a4ae3bb65bba9272aaeba2fa/dockerns-0.0.2.tar.gz#sha256=fb4f217e1552d0125419d30fba781730ff1d720c43b8386a061ff62674beb7da from build tracker '/tmp/pip-req-tracker-nxryufkv'
2019-06-30T05:50:47 Removed build tracker '/tmp/pip-req-tracker-nxryufkv'
2019-06-30T05:50:47 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-1qfs6f9w/dockerns/
2019-06-30T05:50:47 Exception information:
2019-06-30T05:50:47 Traceback (most recent call last):
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-30T05:50:47     status = self.run(options, args)
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-30T05:50:47     resolver.resolve(requirement_set)
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-30T05:50:47     self._resolve_one(requirement_set, req)
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-30T05:50:47     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-30T05:50:47     self.require_hashes
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-30T05:50:47     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-30T05:50:47     self.req.prepare_metadata()
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-30T05:50:47     self.run_egg_info()
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-30T05:50:47     command_desc='python setup.py egg_info')
2019-06-30T05:50:47   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-30T05:50:47     % (command_desc, proc.returncode, cwd))
2019-06-30T05:50:47 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-1qfs6f9w/dockerns/