2019-06-30T09:54:55 Created temporary directory: /tmp/pip-ephem-wheel-cache-vnm7lrgx
2019-06-30T09:54:55 Created temporary directory: /tmp/pip-req-tracker-727gv2rq
2019-06-30T09:54:55 Created requirements tracker '/tmp/pip-req-tracker-727gv2rq'
2019-06-30T09:54:55 Created temporary directory: /tmp/pip-wheel-48xmwrtj
2019-06-30T09:54:55 Collecting unification==0.2.1
2019-06-30T09:54:55   1 location(s) to search for versions of unification:
2019-06-30T09:54:55   * https://pypi.org/simple/unification/
2019-06-30T09:54:55   Getting page https://pypi.org/simple/unification/
2019-06-30T09:54:55   Analyzing links from page https://pypi.org/simple/unification/
2019-06-30T09:54:55     Found link https://files.pythonhosted.org/packages/f4/1e/59ab5efd620ee0168b5aa11e28669474594237cdd27e226615ac036a21fb/unification-0.2.0.tar.gz#sha256=bf600c8041d8e5afac04dbc53ea5b3e9813cade3cede0c565435ceeea4753f7d (from https://pypi.org/simple/unification/), version: 0.2.0
2019-06-30T09:54:55     Found link https://files.pythonhosted.org/packages/69/9b/a4176ae231068bcb2676c2c4f7dc3c594f2e420641da0e5552db09a4a13f/unification-0.2.1.tar.gz#sha256=3089ce11f07f02ed45bc67398fec969a5956913e45128ef0e9111f4588b17f15 (from https://pypi.org/simple/unification/), version: 0.2.1
2019-06-30T09:54:55     Found link https://files.pythonhosted.org/packages/f2/6d/24285df596df88923ceea78d980f5dabd1c511e562d9ec1db305fc7c43cd/unification-0.2.2-py2.py3-none-any.whl#sha256=fbf883f0ec618a34b806a830afae2f51833d9db013b520519707b34d7f20c282 (from https://pypi.org/simple/unification/), version: 0.2.2
2019-06-30T09:54:55     Found link https://files.pythonhosted.org/packages/1c/26/432ea4a47aded7b0d64662fc265252da2b2a059f92af2eeb3321d60c9f8a/unification-0.2.2.tar.gz#sha256=e83972eda9a365b51eee97d72436136bfd44b0146f06bb7e8a28cca3eafc79b3 (from https://pypi.org/simple/unification/), version: 0.2.2
2019-06-30T09:54:55   Using version 0.2.1 (newest of versions: 0.2.1)
2019-06-30T09:54:55   Created temporary directory: /tmp/pip-unpack-oiblwtx6
2019-06-30T09:54:55   Downloading https://files.pythonhosted.org/packages/69/9b/a4176ae231068bcb2676c2c4f7dc3c594f2e420641da0e5552db09a4a13f/unification-0.2.1.tar.gz
2019-06-30T09:54:55   Downloading from URL https://files.pythonhosted.org/packages/69/9b/a4176ae231068bcb2676c2c4f7dc3c594f2e420641da0e5552db09a4a13f/unification-0.2.1.tar.gz#sha256=3089ce11f07f02ed45bc67398fec969a5956913e45128ef0e9111f4588b17f15 (from https://pypi.org/simple/unification/)
2019-06-30T09:54:55   Added unification==0.2.1 from https://files.pythonhosted.org/packages/69/9b/a4176ae231068bcb2676c2c4f7dc3c594f2e420641da0e5552db09a4a13f/unification-0.2.1.tar.gz#sha256=3089ce11f07f02ed45bc67398fec969a5956913e45128ef0e9111f4588b17f15 to build tracker '/tmp/pip-req-tracker-727gv2rq'
2019-06-30T09:54:55     Running setup.py (path:/tmp/pip-wheel-48xmwrtj/unification/setup.py) egg_info for package unification
2019-06-30T09:54:55     Running command python setup.py egg_info
2019-06-30T09:54:56     Traceback (most recent call last):
2019-06-30T09:54:56       File "<string>", line 1, in <module>
2019-06-30T09:54:56       File "/tmp/pip-wheel-48xmwrtj/unification/setup.py", line 5, in <module>
2019-06-30T09:54:56         import unification
2019-06-30T09:54:56       File "/tmp/pip-wheel-48xmwrtj/unification/unification/__init__.py", line 1, in <module>
2019-06-30T09:54:56         from .core import unify, reify
2019-06-30T09:54:56       File "/tmp/pip-wheel-48xmwrtj/unification/unification/core.py", line 3, in <module>
2019-06-30T09:54:56         from toolz.compatibility import iteritems, map
2019-06-30T09:54:56     ModuleNotFoundError: No module named 'toolz'
2019-06-30T09:54:57 Cleaning up...
2019-06-30T09:54:57   Removing source in /tmp/pip-wheel-48xmwrtj/unification
2019-06-30T09:54:57 Removed unification==0.2.1 from https://files.pythonhosted.org/packages/69/9b/a4176ae231068bcb2676c2c4f7dc3c594f2e420641da0e5552db09a4a13f/unification-0.2.1.tar.gz#sha256=3089ce11f07f02ed45bc67398fec969a5956913e45128ef0e9111f4588b17f15 from build tracker '/tmp/pip-req-tracker-727gv2rq'
2019-06-30T09:54:57 Removed build tracker '/tmp/pip-req-tracker-727gv2rq'
2019-06-30T09:54:57 ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-48xmwrtj/unification/
2019-06-30T09:54:57 Exception information:
2019-06-30T09:54:57 Traceback (most recent call last):
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-30T09:54:57     status = self.run(options, args)
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-30T09:54:57     resolver.resolve(requirement_set)
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-30T09:54:57     self._resolve_one(requirement_set, req)
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-30T09:54:57     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-30T09:54:57     self.require_hashes
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 362, in prepare_linked_requirement
2019-06-30T09:54:57     abstract_dist.prep_for_dist(finder, self.build_isolation)
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 171, in prep_for_dist
2019-06-30T09:54:57     self.req.prepare_metadata()
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 537, in prepare_metadata
2019-06-30T09:54:57     self.run_egg_info()
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 615, in run_egg_info
2019-06-30T09:54:57     command_desc='python setup.py egg_info')
2019-06-30T09:54:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/misc.py", line 776, in call_subprocess
2019-06-30T09:54:57     % (command_desc, proc.returncode, cwd))
2019-06-30T09:54:57 pip._internal.exceptions.InstallationError: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-wheel-48xmwrtj/unification/