2020-12-01T10:37:57,632 Created temporary directory: /tmp/pip-ephem-wheel-cache-xzxjd9wc
2020-12-01T10:37:57,635 Created temporary directory: /tmp/pip-req-tracker-1v5_kx8d
2020-12-01T10:37:57,636 Initialized build tracking at /tmp/pip-req-tracker-1v5_kx8d
2020-12-01T10:37:57,636 Created build tracker: /tmp/pip-req-tracker-1v5_kx8d
2020-12-01T10:37:57,636 Entered build tracker: /tmp/pip-req-tracker-1v5_kx8d
2020-12-01T10:37:57,637 Created temporary directory: /tmp/pip-wheel-kjs_bq4c
2020-12-01T10:37:57,647 1 location(s) to search for versions of ipopt:
2020-12-01T10:37:57,647 * https://pypi.org/simple/ipopt/
2020-12-01T10:37:57,647 Fetching project page and analyzing links: https://pypi.org/simple/ipopt/
2020-12-01T10:37:57,648 Getting page https://pypi.org/simple/ipopt/
2020-12-01T10:37:57,649 Found index url https://pypi.org/simple
2020-12-01T10:37:57,748   Found link https://files.pythonhosted.org/packages/c3/38/805ae1e59a4fc51831d04fd8b6d7b54cc055a40d2049d7daf2845e34e34a/ipopt-0.1.3.zip#sha256=58567510425d43566934a77cd8e7022aa2538a83eaaf8ec01ac09a0bb7437092 (from https://pypi.org/simple/ipopt/), version: 0.1.3
2020-12-01T10:37:57,749   Found link https://files.pythonhosted.org/packages/e6/1b/808efe1697386b150290b784d8c8d04515637fffa0a8d7bcbc2b0f8d0bc0/ipopt-0.1.7.tar.gz#sha256=c78406505e5c89fcdd184401d0482c6a29980c876250530ee3e015f3d72825f9 (from https://pypi.org/simple/ipopt/), version: 0.1.7
2020-12-01T10:37:57,749   Found link https://files.pythonhosted.org/packages/f1/4a/b2d9b4e4290337ed74b0cbaf020c3b7724f9d90763b9dfcdec9d93a5d2b8/ipopt-0.1.8.tar.gz#sha256=ec7a22334353e50f1a7ae36865771a6c08e1fd4b165cf63676ea3cc1cad770c9 (from https://pypi.org/simple/ipopt/), version: 0.1.8
2020-12-01T10:37:57,749   Found link https://files.pythonhosted.org/packages/05/57/a7c5a86a8f899c5c109f30b8cdb278b64c43bd2ea04172cbfed721a98fac/ipopt-0.1.9.tar.gz#sha256=b5f443062327d534283cbc499ecab294edca9d7ae0b46c26c459172ce9cc7bed (from https://pypi.org/simple/ipopt/), version: 0.1.9
2020-12-01T10:37:57,750   Found link https://files.pythonhosted.org/packages/cb/7b/eee4d6d7f4a407100189d628fee882bdc1c9ff4dff0f917d294f50158b45/ipopt-0.2.0.tar.gz#sha256=5b4c88ab265a29c71c4e8d13b11470fd6844c18fa497328291088f42c40106f5 (from https://pypi.org/simple/ipopt/), version: 0.2.0
2020-12-01T10:37:57,750   Found link https://files.pythonhosted.org/packages/13/29/6a8f36efc3e2bd030c7b46ee635550494b93d66fca190636c53394fc1e4c/ipopt-0.3.0.tar.gz#sha256=ca032b3c95486927394e8197893bf6e7a2f5b5fb6c51a4354109e1e322a26902 (from https://pypi.org/simple/ipopt/), version: 0.3.0
2020-12-01T10:37:57,755 Given no hashes to check 1 links for project 'ipopt': discarding no candidates
2020-12-01T10:37:57,755 Using version 0.3.0 (newest of versions: 0.3.0)
2020-12-01T10:37:57,759 Collecting ipopt==0.3.0
2020-12-01T10:37:57,761   Created temporary directory: /tmp/pip-unpack-aqwjlqw9
2020-12-01T10:37:57,805   Downloading ipopt-0.3.0.tar.gz (56 kB)
2020-12-01T10:37:57,946   Added ipopt==0.3.0 from https://files.pythonhosted.org/packages/13/29/6a8f36efc3e2bd030c7b46ee635550494b93d66fca190636c53394fc1e4c/ipopt-0.3.0.tar.gz#sha256=ca032b3c95486927394e8197893bf6e7a2f5b5fb6c51a4354109e1e322a26902 to build tracker '/tmp/pip-req-tracker-1v5_kx8d'
2020-12-01T10:37:57,948     Running setup.py (path:/tmp/pip-wheel-kjs_bq4c/ipopt/setup.py) egg_info for package ipopt
2020-12-01T10:37:57,949     Created temporary directory: /tmp/pip-pip-egg-info-l9cba55i
2020-12-01T10:37:57,949     Running command python setup.py egg_info
2020-12-01T10:37:59,411     Package ipopt was not found in the pkg-config search path.
2020-12-01T10:37:59,412     Perhaps you should add the directory containing `ipopt.pc'
2020-12-01T10:37:59,412     to the PKG_CONFIG_PATH environment variable
2020-12-01T10:37:59,413     No package 'ipopt' found
2020-12-01T10:37:59,414     Traceback (most recent call last):
2020-12-01T10:37:59,415       File "<string>", line 1, in <module>
2020-12-01T10:37:59,415       File "/tmp/pip-wheel-kjs_bq4c/ipopt/setup.py", line 166, in <module>
2020-12-01T10:37:59,415         **pkgconfig('ipopt'))]
2020-12-01T10:37:59,416       File "/tmp/pip-wheel-kjs_bq4c/ipopt/setup.py", line 84, in pkgconfig
2020-12-01T10:37:59,416         raise OSError(msg.format(list(packages)))
2020-12-01T10:37:59,416     OSError: pkg-config was not able to find any of the requested packages ['ipopt'] on your system. Make sure pkg-config can discover the .pc files associated with the installed packages.
2020-12-01T10:37:59,506 ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2020-12-01T10:37:59,507 Exception information:
2020-12-01T10:37:59,507 Traceback (most recent call last):
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 228, in _main
2020-12-01T10:37:59,507     status = self.run(options, args)
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 182, in wrapper
2020-12-01T10:37:59,507     return func(self, options, args)
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 156, in run
2020-12-01T10:37:59,507     reqs, check_supported_wheels=True
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 183, in resolve
2020-12-01T10:37:59,507     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 388, in _resolve_one
2020-12-01T10:37:59,507     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 340, in _get_abstract_dist_for
2020-12-01T10:37:59,507     abstract_dist = self.preparer.prepare_linked_requirement(req)
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 483, in prepare_linked_requirement
2020-12-01T10:37:59,507     req, self.req_tracker, self.finder, self.build_isolation,
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 91, in _get_prepared_distribution
2020-12-01T10:37:59,507     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/distributions/sdist.py", line 40, in prepare_distribution_metadata
2020-12-01T10:37:59,507     self.req.prepare_metadata()
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 555, in prepare_metadata
2020-12-01T10:37:59,507     self.metadata_directory = self._generate_metadata()
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 535, in _generate_metadata
2020-12-01T10:37:59,507     details=self.name or "from {}".format(self.link)
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 73, in generate_metadata
2020-12-01T10:37:59,507     command_desc='python setup.py egg_info',
2020-12-01T10:37:59,507   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/subprocess.py", line 242, in call_subprocess
2020-12-01T10:37:59,507     raise InstallationError(exc_msg)
2020-12-01T10:37:59,507 pip._internal.exceptions.InstallationError: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2020-12-01T10:37:59,515 Removed ipopt==0.3.0 from https://files.pythonhosted.org/packages/13/29/6a8f36efc3e2bd030c7b46ee635550494b93d66fca190636c53394fc1e4c/ipopt-0.3.0.tar.gz#sha256=ca032b3c95486927394e8197893bf6e7a2f5b5fb6c51a4354109e1e322a26902 from build tracker '/tmp/pip-req-tracker-1v5_kx8d'
2020-12-01T10:37:59,515 Removed build tracker: '/tmp/pip-req-tracker-1v5_kx8d'