2019-06-28T19:30:06 Created temporary directory: /tmp/pip-ephem-wheel-cache-2j_yr94x
2019-06-28T19:30:06 Created temporary directory: /tmp/pip-req-tracker-ohpnedte
2019-06-28T19:30:06 Created requirements tracker '/tmp/pip-req-tracker-ohpnedte'
2019-06-28T19:30:06 Created temporary directory: /tmp/pip-wheel-e76jy4ux
2019-06-28T19:30:06 Collecting walkdir==0.2
2019-06-28T19:30:06   1 location(s) to search for versions of walkdir:
2019-06-28T19:30:06   * https://pypi.org/simple/walkdir/
2019-06-28T19:30:06   Getting page https://pypi.org/simple/walkdir/
2019-06-28T19:30:06   Analyzing links from page https://pypi.org/simple/walkdir/
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/2c/88/52a7ac6091b3b4ae75fabd4ec4c84412e6788b538c0abf24a4a98e9e28fa/walkdir-0.1.tar.gz#sha256=4abbbb5cb19a81bee40f0aaf65030796f163ec01949856e21ac00f79c203b85c (from https://pypi.org/simple/walkdir/), version: 0.1
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/f5/55/a5bc66f801497a137033a175914f68f5800383ac806bbe5175655c0c615c/walkdir-0.2.tar.gz#sha256=7030c9d87fd21d1179dd33404584cb5079b93de2225cfdc57bc522cb6e41c42e (from https://pypi.org/simple/walkdir/), version: 0.2
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/ad/52/48bd91b37875a520336813c928aa52d1cf6f9b7f16acaab14d79679a6bf9/walkdir-0.2.1.tar.gz#sha256=fcdcee40e6b0d9834403dd62c38c926de2300c5aa66b99e752576407b619f8a4 (from https://pypi.org/simple/walkdir/), version: 0.2.1
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/e9/f1/f525d152a25edc1ee36212db14dca751772ebb2533c9d7e11ba6de475323/walkdir-0.3.tar.gz#sha256=b68b22f78b3412749a1a0f7efff477ab002f05a0d1ed26fb69e4a42038361736 (from https://pypi.org/simple/walkdir/), version: 0.3
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/12/2d/4842460bc06622bbdddcd53c70e8bb67c3fb3ac6a2fa0b7ab537f1aeaa51/walkdir-0.4-py2.py3-none-any.whl#sha256=d149912e5ac1365cd68b0c8f8f42754ba0c5f8e94220c513a8c63a4d8b8f2699 (from https://pypi.org/simple/walkdir/), version: 0.4
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/cb/fa/e4a7377e8575390beddcafa5eb52a6c8ba22acedb70641744865874bafb2/walkdir-0.4.tar.gz#sha256=d04722911101e9832e5b763dd8539361e37afd48975d2223f6e1f4f931fc3841 (from https://pypi.org/simple/walkdir/), version: 0.4
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/79/d8/a1464c1a02a39a1efe8a7901f17c0bcf1ea78222a5c9dcec07b7cb0fe535/walkdir-0.4.1-py2.py3-none-any.whl#sha256=1681ea7ddaff50a0047d2977a2b16fbefe7c09da87bb84c6f3fe889c2482d2b1 (from https://pypi.org/simple/walkdir/), version: 0.4.1
2019-06-28T19:30:07     Found link https://files.pythonhosted.org/packages/1d/9e/93f916bac3524398849d0ff351551cefa49a54d9da73dc68be6467ca0eb0/walkdir-0.4.1.tar.gz#sha256=bfe279073da97a97d2ef815c1fdfc1d0e07b52fca843e4a7e4683ef9a500a0d3 (from https://pypi.org/simple/walkdir/), version: 0.4.1
2019-06-28T19:30:07   Using version 0.2 (newest of versions: 0.2)
2019-06-28T19:30:07   Created temporary directory: /tmp/pip-unpack-v936j1g2
2019-06-28T19:30:07   Downloading https://files.pythonhosted.org/packages/f5/55/a5bc66f801497a137033a175914f68f5800383ac806bbe5175655c0c615c/walkdir-0.2.tar.gz
2019-06-28T19:30:07   Downloading from URL https://files.pythonhosted.org/packages/f5/55/a5bc66f801497a137033a175914f68f5800383ac806bbe5175655c0c615c/walkdir-0.2.tar.gz#sha256=7030c9d87fd21d1179dd33404584cb5079b93de2225cfdc57bc522cb6e41c42e (from https://pypi.org/simple/walkdir/)
2019-06-28T19:30:07   Added walkdir==0.2 from https://files.pythonhosted.org/packages/f5/55/a5bc66f801497a137033a175914f68f5800383ac806bbe5175655c0c615c/walkdir-0.2.tar.gz#sha256=7030c9d87fd21d1179dd33404584cb5079b93de2225cfdc57bc522cb6e41c42e to build tracker '/tmp/pip-req-tracker-ohpnedte'
2019-06-28T19:30:07     Running setup.py (path:/tmp/pip-wheel-e76jy4ux/walkdir/setup.py) egg_info for package walkdir
2019-06-28T19:30:07     Running command python setup.py egg_info
2019-06-28T19:30:08     Traceback (most recent call last):
2019-06-28T19:30:08       File "<string>", line 1, in <module>
2019-06-28T19:30:08       File "/tmp/pip-wheel-e76jy4ux/walkdir/setup.py", line 6, in <module>
2019-06-28T19:30:08         version=open('VERSION.txt').read().strip(),
2019-06-28T19:30:08     FileNotFoundError: [Errno 2] No such file or directory: 'VERSION.txt'
2019-06-28T19:30:08 Cleaning up...
2019-06-28T19:30:08   Removing source in /tmp/pip-wheel-e76jy4ux/walkdir
2019-06-28T19:30:08 Removed walkdir==0.2 from https://files.pythonhosted.org/packages/f5/55/a5bc66f801497a137033a175914f68f5800383ac806bbe5175655c0c615c/walkdir-0.2.tar.gz#sha256=7030c9d87fd21d1179dd33404584cb5079b93de2225cfdc57bc522cb6e41c42e from build tracker '/tmp/pip-req-tracker-ohpnedte'
2019-06-28T19:30:08 Removed build tracker '/tmp/pip-req-tracker-ohpnedte'
2019-06-28T19:30:08 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-e76jy4ux/walkdir/
2019-06-28T19:30:08 Exception information:
2019-06-28T19:30:08 Traceback (most recent call last):
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-28T19:30:08     status = self.run(options, args)
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-28T19:30:08     resolver.resolve(requirement_set)
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-28T19:30:08     self._resolve_one(requirement_set, req)
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-28T19:30:08     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-28T19:30:08     self.require_hashes
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-28T19:30:08     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-28T19:30:08     self.req.prepare_metadata()
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-28T19:30:08     self.run_egg_info()
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-28T19:30:08     command_desc='python setup.py egg_info')
2019-06-28T19:30:08   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-28T19:30:08     % (command_desc, proc.returncode, cwd))
2019-06-28T19:30:08 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-e76jy4ux/walkdir/