2019-06-29T13:57:55 Created temporary directory: /tmp/pip-ephem-wheel-cache-ijkt1ocs
2019-06-29T13:57:55 Created temporary directory: /tmp/pip-req-tracker-v2ehd8rb
2019-06-29T13:57:55 Created requirements tracker '/tmp/pip-req-tracker-v2ehd8rb'
2019-06-29T13:57:55 Created temporary directory: /tmp/pip-wheel-nh3ov4lt
2019-06-29T13:57:55 Collecting xtrace==0.3
2019-06-29T13:57:55   1 location(s) to search for versions of xtrace:
2019-06-29T13:57:55   * https://pypi.org/simple/xtrace/
2019-06-29T13:57:55   Getting page https://pypi.org/simple/xtrace/
2019-06-29T13:57:55   Analyzing links from page https://pypi.org/simple/xtrace/
2019-06-29T13:57:55     Found link https://files.pythonhosted.org/packages/9a/24/11e909dd11e514b8de97c0414f8826587c229043189f1086384a03470049/xtrace-0.1.tar.gz#sha256=c882e20c6027accd9e6a57f6cc4b5c84441291be0d50a93dc66e06c792f869de (from https://pypi.org/simple/xtrace/), version: 0.1
2019-06-29T13:57:55     Found link https://files.pythonhosted.org/packages/d3/a5/8e191735a0e0a78ba3cb00b93a9ea44d057882f7c82120c7a2dc9fb6bdaa/xtrace-0.2.tar.gz#sha256=2807d69404a196df8ff48ab8fcfa872f32252f120f353edf149b14589ff8e539 (from https://pypi.org/simple/xtrace/), version: 0.2
2019-06-29T13:57:55     Found link https://files.pythonhosted.org/packages/e6/2b/74fae8a9c6acb0461e31b3fc46e4597ae7df8cdc3bdb48a28baaeb8b87e5/xtrace-0.3.tar.gz#sha256=4064890db29d5712e68013f727a6204e796996ba7d304c5f3864b71115aad9c8 (from https://pypi.org/simple/xtrace/), version: 0.3
2019-06-29T13:57:55     Found link https://files.pythonhosted.org/packages/45/5d/a45a0b9844152453698a7e13f2bea4181e4d8d9b5f08d94110bd04a2082c/xtrace-0.4.tar.gz#sha256=fae70222e8d57fa3c4e98b1426f587503917ccbef844854fa93628c04e4aa8dc (from https://pypi.org/simple/xtrace/), version: 0.4
2019-06-29T13:57:55     Found link https://files.pythonhosted.org/packages/91/54/9c3f6e95cc7337594ec0c37030b3742c70908ef0e5a7c7f6381637eee1d7/xtrace-0.5.zip#sha256=440fef119898d13f2332931e4781a52b749506b9d5dcc97a9d3222d8c4caceb9 (from https://pypi.org/simple/xtrace/), version: 0.5
2019-06-29T13:57:55   Using version 0.3 (newest of versions: 0.3)
2019-06-29T13:57:55   Created temporary directory: /tmp/pip-unpack-suits1ub
2019-06-29T13:57:55   Downloading https://files.pythonhosted.org/packages/e6/2b/74fae8a9c6acb0461e31b3fc46e4597ae7df8cdc3bdb48a28baaeb8b87e5/xtrace-0.3.tar.gz
2019-06-29T13:57:55   Downloading from URL https://files.pythonhosted.org/packages/e6/2b/74fae8a9c6acb0461e31b3fc46e4597ae7df8cdc3bdb48a28baaeb8b87e5/xtrace-0.3.tar.gz#sha256=4064890db29d5712e68013f727a6204e796996ba7d304c5f3864b71115aad9c8 (from https://pypi.org/simple/xtrace/)
2019-06-29T13:57:55   Added xtrace==0.3 from https://files.pythonhosted.org/packages/e6/2b/74fae8a9c6acb0461e31b3fc46e4597ae7df8cdc3bdb48a28baaeb8b87e5/xtrace-0.3.tar.gz#sha256=4064890db29d5712e68013f727a6204e796996ba7d304c5f3864b71115aad9c8 to build tracker '/tmp/pip-req-tracker-v2ehd8rb'
2019-06-29T13:57:55     Running setup.py (path:/tmp/pip-wheel-nh3ov4lt/xtrace/setup.py) egg_info for package xtrace
2019-06-29T13:57:55     Running command python setup.py egg_info
2019-06-29T13:57:56     Traceback (most recent call last):
2019-06-29T13:57:56       File "<string>", line 1, in <module>
2019-06-29T13:57:56       File "/tmp/pip-wheel-nh3ov4lt/xtrace/setup.py", line 3, in <module>
2019-06-29T13:57:56         from xtrace import __version__
2019-06-29T13:57:56       File "/tmp/pip-wheel-nh3ov4lt/xtrace/xtrace.py", line 26
2019-06-29T13:57:56         print datetime.datetime.now().strftime('TRACE START [%Y-%m-%d %H:%M:%S]')
2019-06-29T13:57:56                      ^
2019-06-29T13:57:56     SyntaxError: invalid syntax
2019-06-29T13:57:57 Cleaning up...
2019-06-29T13:57:57   Removing source in /tmp/pip-wheel-nh3ov4lt/xtrace
2019-06-29T13:57:57 Removed xtrace==0.3 from https://files.pythonhosted.org/packages/e6/2b/74fae8a9c6acb0461e31b3fc46e4597ae7df8cdc3bdb48a28baaeb8b87e5/xtrace-0.3.tar.gz#sha256=4064890db29d5712e68013f727a6204e796996ba7d304c5f3864b71115aad9c8 from build tracker '/tmp/pip-req-tracker-v2ehd8rb'
2019-06-29T13:57:57 Removed build tracker '/tmp/pip-req-tracker-v2ehd8rb'
2019-06-29T13:57:57 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-nh3ov4lt/xtrace/
2019-06-29T13:57:57 Exception information:
2019-06-29T13:57:57 Traceback (most recent call last):
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-29T13:57:57     status = self.run(options, args)
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-29T13:57:57     resolver.resolve(requirement_set)
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-29T13:57:57     self._resolve_one(requirement_set, req)
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-29T13:57:57     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-29T13:57:57     self.require_hashes
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-29T13:57:57     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-29T13:57:57     self.req.prepare_metadata()
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-29T13:57:57     self.run_egg_info()
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-29T13:57:57     command_desc='python setup.py egg_info')
2019-06-29T13:57:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-29T13:57:57     % (command_desc, proc.returncode, cwd))
2019-06-29T13:57:57 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-nh3ov4lt/xtrace/