2020-09-12T19:42:52,534 Created temporary directory: /tmp/pip-ephem-wheel-cache-erw1rc27
2020-09-12T19:42:52,536 Created temporary directory: /tmp/pip-req-tracker-tr3mpzfv
2020-09-12T19:42:52,537 Initialized build tracking at /tmp/pip-req-tracker-tr3mpzfv
2020-09-12T19:42:52,537 Created build tracker: /tmp/pip-req-tracker-tr3mpzfv
2020-09-12T19:42:52,537 Entered build tracker: /tmp/pip-req-tracker-tr3mpzfv
2020-09-12T19:42:52,538 Created temporary directory: /tmp/pip-wheel-u_lg3c89
2020-09-12T19:42:52,546 1 location(s) to search for versions of channel-access.common:
2020-09-12T19:42:52,546 * https://pypi.org/simple/channel-access-common/
2020-09-12T19:42:52,546 Fetching project page and analyzing links: https://pypi.org/simple/channel-access-common/
2020-09-12T19:42:52,547 Getting page https://pypi.org/simple/channel-access-common/
2020-09-12T19:42:52,548 Found index url https://pypi.org/simple
2020-09-12T19:42:52,636   Found link https://files.pythonhosted.org/packages/74/50/d3448c64c2e3ae33591a52ae6c1b35508dd872a7db5196545082906ecc0e/channel_access.common-0.1.0.tar.gz#sha256=09bbaa461fc8105f14a7e47604fe10d77ef6682a6a48b54f01d940222f39b36c (from https://pypi.org/simple/channel-access-common/) (requires-python:>= 3.5), version: 0.1.0
2020-09-12T19:42:52,637   Found link https://files.pythonhosted.org/packages/4e/03/1043b2e8a1c4dfa883e2235a4a0bab5f9a46273d2778a2e2ce3f549728bc/channel_access.common-0.1.1.tar.gz#sha256=30c6a28187cbf987c40238695e75f159863634570893e6ac8726e23528facc89 (from https://pypi.org/simple/channel-access-common/) (requires-python:>= 3.5), version: 0.1.1
2020-09-12T19:42:52,641 Given no hashes to check 1 links for project 'channel-access.common': discarding no candidates
2020-09-12T19:42:52,641 Using version 0.1.1 (newest of versions: 0.1.1)
2020-09-12T19:42:52,645 Collecting channel-access.common==0.1.1
2020-09-12T19:42:52,646   Created temporary directory: /tmp/pip-unpack-r0oowpt5
2020-09-12T19:42:52,691   Downloading channel_access.common-0.1.1.tar.gz (8.0 kB)
2020-09-12T19:42:52,757   Added channel-access.common==0.1.1 from https://files.pythonhosted.org/packages/4e/03/1043b2e8a1c4dfa883e2235a4a0bab5f9a46273d2778a2e2ce3f549728bc/channel_access.common-0.1.1.tar.gz#sha256=30c6a28187cbf987c40238695e75f159863634570893e6ac8726e23528facc89 to build tracker '/tmp/pip-req-tracker-tr3mpzfv'
2020-09-12T19:42:52,759     Running setup.py (path:/tmp/pip-wheel-u_lg3c89/channel-access-common/setup.py) egg_info for package channel-access.common
2020-09-12T19:42:52,760     Created temporary directory: /tmp/pip-pip-egg-info-7d4cb_i3
2020-09-12T19:42:52,760     Running command python setup.py egg_info
2020-09-12T19:42:53,497     <_io.TextIOWrapper name='<stderr>' mode='w' encoding='UTF-8'> EPICS_BASE and EPICS_HOST_ARCH must be set
2020-09-12T19:42:53,544 ERROR: Command errored out with exit status 255: python setup.py egg_info Check the logs for full command output.
2020-09-12T19:42:53,544 Exception information:
2020-09-12T19:42:53,544 Traceback (most recent call last):
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 228, in _main
2020-09-12T19:42:53,544     status = self.run(options, args)
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 182, in wrapper
2020-09-12T19:42:53,544     return func(self, options, args)
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 156, in run
2020-09-12T19:42:53,544     reqs, check_supported_wheels=True
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 183, in resolve
2020-09-12T19:42:53,544     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 388, in _resolve_one
2020-09-12T19:42:53,544     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 340, in _get_abstract_dist_for
2020-09-12T19:42:53,544     abstract_dist = self.preparer.prepare_linked_requirement(req)
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 483, in prepare_linked_requirement
2020-09-12T19:42:53,544     req, self.req_tracker, self.finder, self.build_isolation,
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 91, in _get_prepared_distribution
2020-09-12T19:42:53,544     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/distributions/sdist.py", line 40, in prepare_distribution_metadata
2020-09-12T19:42:53,544     self.req.prepare_metadata()
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 555, in prepare_metadata
2020-09-12T19:42:53,544     self.metadata_directory = self._generate_metadata()
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 535, in _generate_metadata
2020-09-12T19:42:53,544     details=self.name or "from {}".format(self.link)
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 73, in generate_metadata
2020-09-12T19:42:53,544     command_desc='python setup.py egg_info',
2020-09-12T19:42:53,544   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/subprocess.py", line 242, in call_subprocess
2020-09-12T19:42:53,544     raise InstallationError(exc_msg)
2020-09-12T19:42:53,544 pip._internal.exceptions.InstallationError: Command errored out with exit status 255: python setup.py egg_info Check the logs for full command output.
2020-09-12T19:42:53,553 Removed channel-access.common==0.1.1 from https://files.pythonhosted.org/packages/4e/03/1043b2e8a1c4dfa883e2235a4a0bab5f9a46273d2778a2e2ce3f549728bc/channel_access.common-0.1.1.tar.gz#sha256=30c6a28187cbf987c40238695e75f159863634570893e6ac8726e23528facc89 from build tracker '/tmp/pip-req-tracker-tr3mpzfv'
2020-09-12T19:42:53,554 Removed build tracker: '/tmp/pip-req-tracker-tr3mpzfv'