2019-06-29T01:41:16 Created temporary directory: /tmp/pip-ephem-wheel-cache-vemzg3kd
2019-06-29T01:41:16 Created temporary directory: /tmp/pip-req-tracker-emaelbdt
2019-06-29T01:41:16 Created requirements tracker '/tmp/pip-req-tracker-emaelbdt'
2019-06-29T01:41:16 Created temporary directory: /tmp/pip-wheel-_iw49qw_
2019-06-29T01:41:16 Collecting collective.backtowork==0.6.1
2019-06-29T01:41:16   1 location(s) to search for versions of collective.backtowork:
2019-06-29T01:41:16   * https://pypi.org/simple/collective-backtowork/
2019-06-29T01:41:16   Getting page https://pypi.org/simple/collective-backtowork/
2019-06-29T01:41:16   Analyzing links from page https://pypi.org/simple/collective-backtowork/
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/73/22/53205307c39d3b8b5ad64319da33ae2e34bb8832ab07e3cb069a83453f6e/collective.backtowork-0.5.tar.gz#sha256=c662db8b11c2b3a59856a09eeec5ec530df08993d2c992a47f33a9dfa1b78a4d (from https://pypi.org/simple/collective-backtowork/), version: 0.5
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/bd/d6/cbce50c27c2327e6e0bbbb1a05257e659182d4fcf1ad4ff5fa895ea70441/collective.backtowork-0.5.1.tar.gz#sha256=8cced3657eeea6141d8fb155c82b9a65d788ee4baf9ee328dd289ce6821fe970 (from https://pypi.org/simple/collective-backtowork/), version: 0.5.1
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/dc/cc/cb2faf38a8433bae01a18e646612ff3256c4e1c2333c8e6381b3013c72c2/collective.backtowork-0.5.2.tar.gz#sha256=720e31223bcbe9395818b209b05091e7e327bd3ccf37139d9f0e591680694c37 (from https://pypi.org/simple/collective-backtowork/), version: 0.5.2
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/cd/9e/fb4ef1906cfd30042c15442564f83178acddb2222a9389e0c54ed908efbc/collective.backtowork-0.6.0.zip#sha256=4403c3df1a41802901bbc2b532a17d3057d0afef19f896ab70bb54a8aa816642 (from https://pypi.org/simple/collective-backtowork/), version: 0.6.0
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/9a/0f/66598d5220fdf4aeb161c470e2fda05e20ece4bc0b15ba206455eb4d58af/collective.backtowork-0.6.1.zip#sha256=10516b777f72c731ab8fc6797d1b9cab9866245e009596ed4d05b1cfd0760fdf (from https://pypi.org/simple/collective-backtowork/), version: 0.6.1
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/a3/ae/7f50ff0d9ef3d8eaa2cd97f316561b9d06dac24a05593f54c6a50bdd9d8f/collective.backtowork-0.6.2.zip#sha256=a9e7d588dc59d1b9e8625c98a54240fb627c95294ebcbcada96460ab380d02e7 (from https://pypi.org/simple/collective-backtowork/), version: 0.6.2
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/38/ab/2c3eaf6d7b7754affb11454113f009095fb48959889f5f9e90c48123ff94/collective.backtowork-0.6.3.zip#sha256=8e94551425b7ce07943d7b62c7610a94221bc6e306936e07c922c55dcb6070e9 (from https://pypi.org/simple/collective-backtowork/), version: 0.6.3
2019-06-29T01:41:16     Found link https://files.pythonhosted.org/packages/00/76/df2c4555537e2b7249fef8e87b80ab706e89b7270de628454761d51b5c61/collective.backtowork-0.6.4.zip#sha256=28a595d2dbade6c9b6d1a7d43fa7665338bbd9cfda8c37de17b50830b86a49d2 (from https://pypi.org/simple/collective-backtowork/), version: 0.6.4
2019-06-29T01:41:16   Using version 0.6.1 (newest of versions: 0.6.1)
2019-06-29T01:41:16   Created temporary directory: /tmp/pip-unpack-el6ezn5x
2019-06-29T01:41:17   Downloading https://files.pythonhosted.org/packages/9a/0f/66598d5220fdf4aeb161c470e2fda05e20ece4bc0b15ba206455eb4d58af/collective.backtowork-0.6.1.zip
2019-06-29T01:41:17   Downloading from URL https://files.pythonhosted.org/packages/9a/0f/66598d5220fdf4aeb161c470e2fda05e20ece4bc0b15ba206455eb4d58af/collective.backtowork-0.6.1.zip#sha256=10516b777f72c731ab8fc6797d1b9cab9866245e009596ed4d05b1cfd0760fdf (from https://pypi.org/simple/collective-backtowork/)
2019-06-29T01:41:17   Added collective.backtowork==0.6.1 from https://files.pythonhosted.org/packages/9a/0f/66598d5220fdf4aeb161c470e2fda05e20ece4bc0b15ba206455eb4d58af/collective.backtowork-0.6.1.zip#sha256=10516b777f72c731ab8fc6797d1b9cab9866245e009596ed4d05b1cfd0760fdf to build tracker '/tmp/pip-req-tracker-emaelbdt'
2019-06-29T01:41:17     Running setup.py (path:/tmp/pip-wheel-_iw49qw_/collective.backtowork/setup.py) egg_info for package collective.backtowork
2019-06-29T01:41:17     Running command python setup.py egg_info
2019-06-29T01:41:18     Traceback (most recent call last):
2019-06-29T01:41:18       File "<string>", line 1, in <module>
2019-06-29T01:41:18       File "/tmp/pip-wheel-_iw49qw_/collective.backtowork/setup.py", line 15, in <module>
2019-06-29T01:41:18         + '\n')
2019-06-29T01:41:18     FileNotFoundError: [Errno 2] No such file or directory: 'CHANGES.txt'
2019-06-29T01:41:18 Cleaning up...
2019-06-29T01:41:18   Removing source in /tmp/pip-wheel-_iw49qw_/collective.backtowork
2019-06-29T01:41:18 Removed collective.backtowork==0.6.1 from https://files.pythonhosted.org/packages/9a/0f/66598d5220fdf4aeb161c470e2fda05e20ece4bc0b15ba206455eb4d58af/collective.backtowork-0.6.1.zip#sha256=10516b777f72c731ab8fc6797d1b9cab9866245e009596ed4d05b1cfd0760fdf from build tracker '/tmp/pip-req-tracker-emaelbdt'
2019-06-29T01:41:18 Removed build tracker '/tmp/pip-req-tracker-emaelbdt'
2019-06-29T01:41:18 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-_iw49qw_/collective.backtowork/
2019-06-29T01:41:18 Exception information:
2019-06-29T01:41:18 Traceback (most recent call last):
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-29T01:41:18     status = self.run(options, args)
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-29T01:41:18     resolver.resolve(requirement_set)
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-29T01:41:18     self._resolve_one(requirement_set, req)
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-29T01:41:18     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-29T01:41:18     self.require_hashes
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-29T01:41:18     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-29T01:41:18     self.req.prepare_metadata()
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-29T01:41:18     self.run_egg_info()
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-29T01:41:18     command_desc='python setup.py egg_info')
2019-06-29T01:41:18   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-29T01:41:18     % (command_desc, proc.returncode, cwd))
2019-06-29T01:41:18 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-_iw49qw_/collective.backtowork/