2019-06-27T22:45:08 Created temporary directory: /tmp/pip-ephem-wheel-cache-c1wuu2wy
2019-06-27T22:45:08 Created temporary directory: /tmp/pip-req-tracker-o_v8zw05
2019-06-27T22:45:08 Created requirements tracker '/tmp/pip-req-tracker-o_v8zw05'
2019-06-27T22:45:08 Created temporary directory: /tmp/pip-wheel-8cwj3lb9
2019-06-27T22:45:08 Collecting cubicweb-task==1.4.1
2019-06-27T22:45:08   1 location(s) to search for versions of cubicweb-task:
2019-06-27T22:45:08   * https://pypi.org/simple/cubicweb-task/
2019-06-27T22:45:08   Getting page https://pypi.org/simple/cubicweb-task/
2019-06-27T22:45:08   Analyzing links from page https://pypi.org/simple/cubicweb-task/
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/59/a3/5e611dc2d7d3b884507a83caa4e74301f23c7318ef87d079621a804bbffb/cubicweb-task-1.4.0.tar.gz#sha256=91e0e2981d4f6b4a33fe54722fa6088516250535c15b0035c0ea6b51548c576a (from https://pypi.org/simple/cubicweb-task/), version: 1.4.0
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/dc/bc/76632d68ff3450257b0861cbd342b09d546511ce00cc444b03d892dd70e7/cubicweb-task-1.4.1.tar.gz#sha256=9515dfab53bcb3f9821556c5492b13f82105827c17080286353754c6c2513196 (from https://pypi.org/simple/cubicweb-task/), version: 1.4.1
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/36/29/56e06e0b601e19c7b9833c7fdbbd43fa61ce4f60c194892035fd0941519d/cubicweb-task-1.5.0.tar.gz#sha256=2986584e0015d5b98f991c066a995479fc1764b8ce922e82ef430256704ecc64 (from https://pypi.org/simple/cubicweb-task/), version: 1.5.0
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/69/a8/de25361d6dfc901859d645cf91c1367589d8c527517930c6562cb4a41340/cubicweb-task-1.6.0.tar.gz#sha256=6ef450ed2e49912685ebbf44d1168727165442302130503cc78ae36ea6a1b9e7 (from https://pypi.org/simple/cubicweb-task/), version: 1.6.0
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/21/86/b6d1c3b857ebe955f6fc7e8b9bd26bc9f37c1f216de185c064a0c24b5e28/cubicweb-task-1.6.1.tar.gz#sha256=87cbb2da417dcf316d9d0708cd27debb70dd3c2f755faed382c4422a789f6a76 (from https://pypi.org/simple/cubicweb-task/), version: 1.6.1
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/f7/5f/831631048d8a6f9e40cb285dd62c3f82c9f6ec4da553acedc6e367d65c53/cubicweb-task-1.8.0.tar.gz#sha256=6a064625b62cb2069ea1e322c9ee0d09ca9d1004d99e80abbbe36cc81c3fb6cc (from https://pypi.org/simple/cubicweb-task/), version: 1.8.0
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/7f/52/50d9dfa45ebfeef541bce3e4dde990804e1cac67281abd6613fa13cfc80b/cubicweb-task-1.8.1.tar.gz#sha256=f0e09b23550ff9861996fc3909fa7f010a4069db8edb8964ccc3e5eb083eaf36 (from https://pypi.org/simple/cubicweb-task/), version: 1.8.1
2019-06-27T22:45:08     Found link https://files.pythonhosted.org/packages/08/cd/5933e008741e8a5023c37005f4ff41842c7d39fd5cebedaca1917d883106/cubicweb-task-1.9.0.tar.gz#sha256=d7cece0ebe4c806b1f70b548bd65aa5f6612562223750cf11a6c9c80795c4dac (from https://pypi.org/simple/cubicweb-task/), version: 1.9.0
2019-06-27T22:45:08   Using version 1.4.1 (newest of versions: 1.4.1)
2019-06-27T22:45:08   Created temporary directory: /tmp/pip-unpack-rd64n3y6
2019-06-27T22:45:08   Downloading https://files.pythonhosted.org/packages/dc/bc/76632d68ff3450257b0861cbd342b09d546511ce00cc444b03d892dd70e7/cubicweb-task-1.4.1.tar.gz
2019-06-27T22:45:08   Downloading from URL https://files.pythonhosted.org/packages/dc/bc/76632d68ff3450257b0861cbd342b09d546511ce00cc444b03d892dd70e7/cubicweb-task-1.4.1.tar.gz#sha256=9515dfab53bcb3f9821556c5492b13f82105827c17080286353754c6c2513196 (from https://pypi.org/simple/cubicweb-task/)
2019-06-27T22:45:08   Added cubicweb-task==1.4.1 from https://files.pythonhosted.org/packages/dc/bc/76632d68ff3450257b0861cbd342b09d546511ce00cc444b03d892dd70e7/cubicweb-task-1.4.1.tar.gz#sha256=9515dfab53bcb3f9821556c5492b13f82105827c17080286353754c6c2513196 to build tracker '/tmp/pip-req-tracker-o_v8zw05'
2019-06-27T22:45:08     Running setup.py (path:/tmp/pip-wheel-8cwj3lb9/cubicweb-task/setup.py) egg_info for package cubicweb-task
2019-06-27T22:45:08     Running command python setup.py egg_info
2019-06-27T22:45:09     Traceback (most recent call last):
2019-06-27T22:45:09       File "<string>", line 1, in <module>
2019-06-27T22:45:09       File "/tmp/pip-wheel-8cwj3lb9/cubicweb-task/setup.py", line 26, in <module>
2019-06-27T22:45:09         from os.path import isdir, exists, join, walk
2019-06-27T22:45:09     ImportError: cannot import name 'walk' from 'posixpath' (/usr/lib/python3.7/posixpath.py)
2019-06-27T22:45:10 Cleaning up...
2019-06-27T22:45:10   Removing source in /tmp/pip-wheel-8cwj3lb9/cubicweb-task
2019-06-27T22:45:10 Removed cubicweb-task==1.4.1 from https://files.pythonhosted.org/packages/dc/bc/76632d68ff3450257b0861cbd342b09d546511ce00cc444b03d892dd70e7/cubicweb-task-1.4.1.tar.gz#sha256=9515dfab53bcb3f9821556c5492b13f82105827c17080286353754c6c2513196 from build tracker '/tmp/pip-req-tracker-o_v8zw05'
2019-06-27T22:45:10 Removed build tracker '/tmp/pip-req-tracker-o_v8zw05'
2019-06-27T22:45:10 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-8cwj3lb9/cubicweb-task/
2019-06-27T22:45:10 Exception information:
2019-06-27T22:45:10 Traceback (most recent call last):
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-27T22:45:10     status = self.run(options, args)
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-27T22:45:10     resolver.resolve(requirement_set)
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-27T22:45:10     self._resolve_one(requirement_set, req)
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-27T22:45:10     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-27T22:45:10     self.require_hashes
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-27T22:45:10     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-27T22:45:10     self.req.prepare_metadata()
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-27T22:45:10     self.run_egg_info()
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-27T22:45:10     command_desc='python setup.py egg_info')
2019-06-27T22:45:10   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-27T22:45:10     % (command_desc, proc.returncode, cwd))
2019-06-27T22:45:10 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-8cwj3lb9/cubicweb-task/