2019-06-27T21:53:56 Created temporary directory: /tmp/pip-ephem-wheel-cache-do_2f1of
2019-06-27T21:53:56 Created temporary directory: /tmp/pip-req-tracker-1tepko7u
2019-06-27T21:53:56 Created requirements tracker '/tmp/pip-req-tracker-1tepko7u'
2019-06-27T21:53:56 Created temporary directory: /tmp/pip-wheel-n9mo2f1y
2019-06-27T21:53:56 Collecting stringchain==0.9.6
2019-06-27T21:53:56   1 location(s) to search for versions of stringchain:
2019-06-27T21:53:56   * https://pypi.org/simple/stringchain/
2019-06-27T21:53:56   Getting page https://pypi.org/simple/stringchain/
2019-06-27T21:53:56   Analyzing links from page https://pypi.org/simple/stringchain/
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/55/ca/23fd1ca7a5fc9370a7feefab43589acd41a3a734dfabec66578bbf3e9068/stringchain-0.9.tar.gz#sha256=9976adfee5a02bc2995ba80770848c8b220c2197ce816eaf6da07ec9a115178d (from https://pypi.org/simple/stringchain/), version: 0.9
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/ac/13/e4f06f2fd4371eeea0590f04ef783f6b49ce57b829df509bdaa10cd13293/stringchain-0.9.1.tar.gz#sha256=f3d68c09ca6d1d11ae7aed2f2e3b7353bcf8e033bb4dc91bdf620d1886cd714e (from https://pypi.org/simple/stringchain/), version: 0.9.1
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/d0/cd/649f6bfd71ff2265ea4bfad5bb7483b3a4c130badbdaffe2793ecc60bf9a/stringchain-0.9.2.tar.gz#sha256=7a31234a50f23b155ba870f604304f0e4927b4335eab8bfd6a435854718ae9a2 (from https://pypi.org/simple/stringchain/), version: 0.9.2
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/71/3e/6d5f1b2e603f10d0fe3a979eed564f9d1cc0b4eab0f356e16058091a38d5/stringchain-0.9.3.tar.gz#sha256=32574ecbee79d9d644c91594d97ab766e5a38765001464946aa1c99616ae1cde (from https://pypi.org/simple/stringchain/), version: 0.9.3
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/a3/45/80d4f143ea05027a2043b29cd174848cc8d7094c7d0b8d9d3c237a1f66de/stringchain-0.9.4.tar.gz#sha256=133a95331b4fe418fbc47a9993168cf7970679e7d3599809cf807e4adb405ac5 (from https://pypi.org/simple/stringchain/), version: 0.9.4
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/31/a2/f3fedbfab158c57761ac89f04217e850886b3f25cdff77757ddbbb5cb907/stringchain-0.9.5.tar.gz#sha256=010060423fa5728bf693b57a66a6fe7bdb890ab7e41eebe7c39b3201d20e8b0a (from https://pypi.org/simple/stringchain/), version: 0.9.5
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/e6/ff/83d35b1121fa26c078f5c43e48ad7eeaf02f01a382335879f79e62d265d3/stringchain-0.9.6.tar.gz#sha256=59d25d9f47dd234002507585dee2bae574b27d667cf969d2f9714df51bba5e76 (from https://pypi.org/simple/stringchain/), version: 0.9.6
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/e7/f0/a3199cb6cd308ec759390186d74f5a357aa1e4afb5405121af1d7c1afb9d/stringchain-0.9.7.tar.gz#sha256=7e7a8afd3278c0ec40bf6e9ae40b8b3fd50a7658552c24d3fdf9f4a5e867bfe7 (from https://pypi.org/simple/stringchain/), version: 0.9.7
2019-06-27T21:53:56     Found link https://files.pythonhosted.org/packages/16/e8/800bd0908a61c82d570a7163cb5d955a2a870c6467fff1b8527d9ffe1a8e/stringchain-0.9.8.tar.gz#sha256=53f575d232886d36e03b84f41983583d2b55a832c51c3ce58c3cfff0a9288584 (from https://pypi.org/simple/stringchain/), version: 0.9.8
2019-06-27T21:53:56   Using version 0.9.6 (newest of versions: 0.9.6)
2019-06-27T21:53:56   Created temporary directory: /tmp/pip-unpack-08gy4bch
2019-06-27T21:53:56   Downloading https://files.pythonhosted.org/packages/e6/ff/83d35b1121fa26c078f5c43e48ad7eeaf02f01a382335879f79e62d265d3/stringchain-0.9.6.tar.gz
2019-06-27T21:53:56   Downloading from URL https://files.pythonhosted.org/packages/e6/ff/83d35b1121fa26c078f5c43e48ad7eeaf02f01a382335879f79e62d265d3/stringchain-0.9.6.tar.gz#sha256=59d25d9f47dd234002507585dee2bae574b27d667cf969d2f9714df51bba5e76 (from https://pypi.org/simple/stringchain/)
2019-06-27T21:53:56   Added stringchain==0.9.6 from https://files.pythonhosted.org/packages/e6/ff/83d35b1121fa26c078f5c43e48ad7eeaf02f01a382335879f79e62d265d3/stringchain-0.9.6.tar.gz#sha256=59d25d9f47dd234002507585dee2bae574b27d667cf969d2f9714df51bba5e76 to build tracker '/tmp/pip-req-tracker-1tepko7u'
2019-06-27T21:53:56     Running setup.py (path:/tmp/pip-wheel-n9mo2f1y/stringchain/setup.py) egg_info for package stringchain
2019-06-27T21:53:56     Running command python setup.py egg_info
2019-06-27T21:53:58     Traceback (most recent call last):
2019-06-27T21:53:58       File "<string>", line 1, in <module>
2019-06-27T21:53:58       File "/tmp/pip-wheel-n9mo2f1y/stringchain/setup.py", line 49
2019-06-27T21:53:58         print "unable to find version in %s" % (VERSIONFILE,)
2019-06-27T21:53:58                                            ^
2019-06-27T21:53:58     SyntaxError: invalid syntax
2019-06-27T21:53:58 Cleaning up...
2019-06-27T21:53:58   Removing source in /tmp/pip-wheel-n9mo2f1y/stringchain
2019-06-27T21:53:58 Removed stringchain==0.9.6 from https://files.pythonhosted.org/packages/e6/ff/83d35b1121fa26c078f5c43e48ad7eeaf02f01a382335879f79e62d265d3/stringchain-0.9.6.tar.gz#sha256=59d25d9f47dd234002507585dee2bae574b27d667cf969d2f9714df51bba5e76 from build tracker '/tmp/pip-req-tracker-1tepko7u'
2019-06-27T21:53:58 Removed build tracker '/tmp/pip-req-tracker-1tepko7u'
2019-06-27T21:53:58 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-n9mo2f1y/stringchain/
2019-06-27T21:53:58 Exception information:
2019-06-27T21:53:58 Traceback (most recent call last):
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-27T21:53:58     status = self.run(options, args)
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-27T21:53:58     resolver.resolve(requirement_set)
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-27T21:53:58     self._resolve_one(requirement_set, req)
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-27T21:53:58     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-27T21:53:58     self.require_hashes
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-27T21:53:58     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-27T21:53:58     self.req.prepare_metadata()
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-27T21:53:58     self.run_egg_info()
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-27T21:53:58     command_desc='python setup.py egg_info')
2019-06-27T21:53:58   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-27T21:53:58     % (command_desc, proc.returncode, cwd))
2019-06-27T21:53:58 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-n9mo2f1y/stringchain/