2021-09-28T12:58:33,506 Created temporary directory: /tmp/pip-ephem-wheel-cache-k8gnzg0k
2021-09-28T12:58:33,509 Created temporary directory: /tmp/pip-req-tracker-jnj31jyw
2021-09-28T12:58:33,509 Initialized build tracking at /tmp/pip-req-tracker-jnj31jyw
2021-09-28T12:58:33,510 Created build tracker: /tmp/pip-req-tracker-jnj31jyw
2021-09-28T12:58:33,510 Entered build tracker: /tmp/pip-req-tracker-jnj31jyw
2021-09-28T12:58:33,511 Created temporary directory: /tmp/pip-wheel-310yc3m6
2021-09-28T12:58:33,542 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2021-09-28T12:58:33,545 2 location(s) to search for versions of jsonclasses-server:
2021-09-28T12:58:33,545 * https://pypi.org/simple/jsonclasses-server/
2021-09-28T12:58:33,545 * https://www.piwheels.org/simple/jsonclasses-server/
2021-09-28T12:58:33,545 Fetching project page and analyzing links: https://pypi.org/simple/jsonclasses-server/
2021-09-28T12:58:33,546 Getting page https://pypi.org/simple/jsonclasses-server/
2021-09-28T12:58:33,548 Found index url https://pypi.org/simple
2021-09-28T12:58:33,868   Link requires a different Python (3.7.3 not in: '>=3.9'): https://files.pythonhosted.org/packages/e0/b0/2c0e5b0ae467ec05901661939933aecff53f1dbe78c24867058dd17c153b/jsonclasses-server-2.8.0.tar.gz#sha256=ba3e1d1dae5d99a3d91b674806a1b4dcd72552dfff075c5d41996975ff0ca0e8 (from https://pypi.org/simple/jsonclasses-server/) (requires-python:>=3.9)
2021-09-28T12:58:33,869   Skipping link: No binaries permitted for jsonclasses-server: https://files.pythonhosted.org/packages/5a/07/a605030c105f279b46e2fc5757c13dc7b2d7f6eda621579b06a3fc337baa/jsonclasses_server-2.8.0-py3-none-any.whl#sha256=10c448d1f6022fe0da0921cffb168b655927369ceff1d73f8f61a58e103b0d70 (from https://pypi.org/simple/jsonclasses-server/) (requires-python:>=3.9)
2021-09-28T12:58:33,869   Link requires a different Python (3.7.3 not in: '>=3.9'): https://files.pythonhosted.org/packages/05/93/b0d7fe298560cdb28f532c6a884be00ad34c2ebd89ce497d75594dd18fa3/jsonclasses-server-2.8.1.tar.gz#sha256=63f763fa512f9a1be9a42e609bc8193078e8ed842e1a205f7770d9cb43a6ab21 (from https://pypi.org/simple/jsonclasses-server/) (requires-python:>=3.9)
2021-09-28T12:58:33,869   Skipping link: No binaries permitted for jsonclasses-server: https://files.pythonhosted.org/packages/f4/44/4913879959077f894f51e5fb32dc41911e51c7be4d5e3bac96a8583ceb21/jsonclasses_server-2.8.1-py3-none-any.whl#sha256=bb21d681470dda6b6ad4732f9d3ed05320f008274d0ee710362813d27a2888d1 (from https://pypi.org/simple/jsonclasses-server/) (requires-python:>=3.9)
2021-09-28T12:58:33,870 Fetching project page and analyzing links: https://www.piwheels.org/simple/jsonclasses-server/
2021-09-28T12:58:33,870 Getting page https://www.piwheels.org/simple/jsonclasses-server/
2021-09-28T12:58:33,871 Found index url https://www.piwheels.org/simple
2021-09-28T12:58:34,013 Skipping link: not a file: https://www.piwheels.org/simple/jsonclasses-server/
2021-09-28T12:58:34,014 Skipping link: not a file: https://pypi.org/simple/jsonclasses-server/
2021-09-28T12:58:34,032 Given no hashes to check 0 links for project 'jsonclasses-server': discarding no candidates
2021-09-28T12:58:34,032 ERROR: Could not find a version that satisfies the requirement jsonclasses-server==2.8.0 (from versions: none)
2021-09-28T12:58:34,033 ERROR: No matching distribution found for jsonclasses-server==2.8.0
2021-09-28T12:58:34,033 Exception information:
2021-09-28T12:58:34,033 Traceback (most recent call last):
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-09-28T12:58:34,033     name, crit = self._merge_into_criterion(r, parent=None)
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-09-28T12:58:34,033     raise RequirementsConflicted(criterion)
2021-09-28T12:58:34,033 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('jsonclasses-server==2.8.0')
2021-09-28T12:58:34,033 
2021-09-28T12:58:34,033 During handling of the above exception, another exception occurred:
2021-09-28T12:58:34,033 
2021-09-28T12:58:34,033 Traceback (most recent call last):
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 128, in resolve
2021-09-28T12:58:34,033     requirements, max_rounds=try_to_avoid_resolution_too_deep
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-09-28T12:58:34,033     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-09-28T12:58:34,033     raise ResolutionImpossible(e.criterion.information)
2021-09-28T12:58:34,033 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('jsonclasses-server==2.8.0'), parent=None)]
2021-09-28T12:58:34,033 
2021-09-28T12:58:34,033 The above exception was the direct cause of the following exception:
2021-09-28T12:58:34,033 
2021-09-28T12:58:34,033 Traceback (most recent call last):
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-09-28T12:58:34,033     status = self.run(options, args)
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-09-28T12:58:34,033     return func(self, options, args)
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 143, in run
2021-09-28T12:58:34,033     reqs, check_supported_wheels=True
2021-09-28T12:58:34,033   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-09-28T12:58:34,033     raise error from e
2021-09-28T12:58:34,033 pip._internal.exceptions.DistributionNotFound: No matching distribution found for jsonclasses-server==2.8.0
2021-09-28T12:58:34,037 Removed build tracker: '/tmp/pip-req-tracker-jnj31jyw'