2021-07-13T22:06:41,826 Created temporary directory: /tmp/pip-ephem-wheel-cache-r49ymjz9
2021-07-13T22:06:41,829 Created temporary directory: /tmp/pip-req-tracker-uog4hdsg
2021-07-13T22:06:41,830 Initialized build tracking at /tmp/pip-req-tracker-uog4hdsg
2021-07-13T22:06:41,830 Created build tracker: /tmp/pip-req-tracker-uog4hdsg
2021-07-13T22:06:41,830 Entered build tracker: /tmp/pip-req-tracker-uog4hdsg
2021-07-13T22:06:41,831 Created temporary directory: /tmp/pip-wheel-es_57qo0
2021-07-13T22:06:41,862 1 location(s) to search for versions of libn:
2021-07-13T22:06:41,862 * https://pypi.org/simple/libn/
2021-07-13T22:06:41,862 Fetching project page and analyzing links: https://pypi.org/simple/libn/
2021-07-13T22:06:41,863 Getting page https://pypi.org/simple/libn/
2021-07-13T22:06:41,864 Found index url https://pypi.org/simple
2021-07-13T22:06:41,960   Found link https://files.pythonhosted.org/packages/c2/79/0fba25e2de40175fd88f4a268799e32e99ebde7905139f9fdd3188f60a9f/libn-0.1.0.tar.gz#sha256=a095f8397a74d7d97a60c6d7fbd1e49f34d052fd34fd01885e84e8d5f91e63b5 (from https://pypi.org/simple/libn/), version: 0.1.0
2021-07-13T22:06:41,960   Found link https://files.pythonhosted.org/packages/1c/fc/ffd5dd14eb5958e2db588bcad26311f5d1b98b33bc86aa306e044f818be6/libn-0.1.1.tar.gz#sha256=50405b8437db4ade9218b89bd1efe56cbce17d691b56e55eaa7a0d1e4389472f (from https://pypi.org/simple/libn/), version: 0.1.1
2021-07-13T22:06:41,961   Found link https://files.pythonhosted.org/packages/8c/f5/6ff2fcc6d78c443fd34d1960fe9cdc60d78041bef71cc4b5efe500e62cde/libn-0.1.2.tar.gz#sha256=21ebcf923b6919f7a51891c2c220665f6c5b4f754bfcb41eb1b55a5355dac7da (from https://pypi.org/simple/libn/), version: 0.1.2
2021-07-13T22:06:41,961   Found link https://files.pythonhosted.org/packages/dc/04/526a0a42e9b75025c31726a82700b7fef77c6a77b877e7c2fdeab5710103/libn-0.1.3.tar.gz#sha256=b4981e29517a3f92251fd9dea02bddb47a4e00d033a8420d97946df10baf6e9f (from https://pypi.org/simple/libn/), version: 0.1.3
2021-07-13T22:06:41,961   Found link https://files.pythonhosted.org/packages/39/89/187203e93d8ade748b5ff5e13bc4c72b2d30dba80fc3592dcf5fae2b9ec9/libn-0.1.4.tar.gz#sha256=f79af005c108f701942c1319b6608a32446d370a52f42397e9fd7aa0aa9c24be (from https://pypi.org/simple/libn/), version: 0.1.4
2021-07-13T22:06:41,962   Found link https://files.pythonhosted.org/packages/93/cc/3b65b31a2f6aa36fa811426d90f0bc03e77e75778756553323edbae48bcd/libn-0.1.5.tar.gz#sha256=f2158411f35132c251f797e65f3b9c2d56a9380821ece52139a322eb096c9a2b (from https://pypi.org/simple/libn/), version: 0.1.5
2021-07-13T22:06:41,962   Found link https://files.pythonhosted.org/packages/41/30/9b54448830eea58895b4327a8785ec916b104f3821b396a31923cf94c3b9/libn-0.1.6.tar.gz#sha256=25509cbaf5bf8da3e102f1e53da96b44cf288e51f810862251d3972d47d7b2f8 (from https://pypi.org/simple/libn/), version: 0.1.6
2021-07-13T22:06:41,963   Found link https://files.pythonhosted.org/packages/d0/90/fb9e12b9870cdef5850b58b6c0de3a646d7df9a6f8805bbd94983ca74046/libn-0.1.7.tar.gz#sha256=868bf6f3b9455bbf6459bda747d8a92cb4fea643d4cdb4778376c10ae7aeff1e (from https://pypi.org/simple/libn/), version: 0.1.7
2021-07-13T22:06:41,963   Found link https://files.pythonhosted.org/packages/3d/b2/a11ce29e7f08e7be012deb874e8bab0bc6a034e812b9fc1a66e8477ee0a0/libn-0.1.8.tar.gz#sha256=0363096610ddfeda8b86a78721a3bbf8023e6ae6a4357aba39a7b0304ff298a5 (from https://pypi.org/simple/libn/), version: 0.1.8
2021-07-13T22:06:41,963   Found link https://files.pythonhosted.org/packages/8b/03/2a64fdbd5ea8a3e3e78da5e96e41de0ab07214dafe2729b046ce96f6f1a0/libn-0.1.9.tar.gz#sha256=f3e83348e8d85690e6f34cd81714d461ec865077ca75f7c90cb03f9d534740da (from https://pypi.org/simple/libn/), version: 0.1.9
2021-07-13T22:06:41,964   Found link https://files.pythonhosted.org/packages/75/9a/e0281b534ae5907500b0d4e0727e264881731020271ae2b476c319d74c44/libn-0.1.10.tar.gz#sha256=3eee5e23096c31bff00e4834130327f84ad6ccb290cecf3942b4db4cc9603125 (from https://pypi.org/simple/libn/), version: 0.1.10
2021-07-13T22:06:41,964   Found link https://files.pythonhosted.org/packages/3c/23/ca8c17203e8043fcdf39e12c1b1fb68c879f8f32eb4e6e7c25d1b359fd6f/libn-0.1.11.tar.gz#sha256=24ffccd6dc51c3d5716debf439195777ba9eaba925815f61f453e2768b5dca49 (from https://pypi.org/simple/libn/), version: 0.1.11
2021-07-13T22:06:41,964 Skipping link: not a file: https://pypi.org/simple/libn/
2021-07-13T22:06:41,985 Given no hashes to check 1 links for project 'libn': discarding no candidates
2021-07-13T22:06:42,005 Collecting libn==0.1.6
2021-07-13T22:06:42,007   Created temporary directory: /tmp/pip-unpack-nncejoff
2021-07-13T22:06:42,176   Downloading libn-0.1.6.tar.gz (9.1 kB)
2021-07-13T22:06:42,213   Added libn==0.1.6 from https://files.pythonhosted.org/packages/41/30/9b54448830eea58895b4327a8785ec916b104f3821b396a31923cf94c3b9/libn-0.1.6.tar.gz#sha256=25509cbaf5bf8da3e102f1e53da96b44cf288e51f810862251d3972d47d7b2f8 to build tracker '/tmp/pip-req-tracker-uog4hdsg'
2021-07-13T22:06:42,214     Running setup.py (path:/tmp/pip-wheel-es_57qo0/libn_e4b3d07f4c7e418386e8e47787108df9/setup.py) egg_info for package libn
2021-07-13T22:06:42,215     Created temporary directory: /tmp/pip-pip-egg-info-504i5sq2
2021-07-13T22:06:42,215     Running command python setup.py egg_info
2021-07-13T22:06:43,458     Traceback (most recent call last):
2021-07-13T22:06:43,459       File "<string>", line 1, in <module>
2021-07-13T22:06:43,459       File "/tmp/pip-wheel-es_57qo0/libn_e4b3d07f4c7e418386e8e47787108df9/setup.py", line 59, in <module>
2021-07-13T22:06:43,459         os.environ['CC'] = os.environ.get('CC', get_gcc())
2021-07-13T22:06:43,459       File "/usr/lib/python3.9/os.py", line 684, in __setitem__
2021-07-13T22:06:43,460         value = self.encodevalue(value)
2021-07-13T22:06:43,460       File "/usr/lib/python3.9/os.py", line 756, in encode
2021-07-13T22:06:43,461         raise TypeError("str expected, not %s" % type(value).__name__)
2021-07-13T22:06:43,461     TypeError: str expected, not NoneType
2021-07-13T22:06:43,527 WARNING: Discarding https://files.pythonhosted.org/packages/41/30/9b54448830eea58895b4327a8785ec916b104f3821b396a31923cf94c3b9/libn-0.1.6.tar.gz#sha256=25509cbaf5bf8da3e102f1e53da96b44cf288e51f810862251d3972d47d7b2f8 (from https://pypi.org/simple/libn/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2021-07-13T22:06:43,529 ERROR: Could not find a version that satisfies the requirement libn==0.1.6 (from versions: 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.1.4, 0.1.5, 0.1.6, 0.1.7, 0.1.8, 0.1.9, 0.1.10, 0.1.11)
2021-07-13T22:06:43,529 ERROR: No matching distribution found for libn==0.1.6
2021-07-13T22:06:43,530 Exception information:
2021-07-13T22:06:43,530 Traceback (most recent call last):
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-13T22:06:43,530     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-13T22:06:43,530     raise RequirementsConflicted(criterion)
2021-07-13T22:06:43,530 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('libn==0.1.6')
2021-07-13T22:06:43,530 
2021-07-13T22:06:43,530 During handling of the above exception, another exception occurred:
2021-07-13T22:06:43,530 
2021-07-13T22:06:43,530 Traceback (most recent call last):
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-13T22:06:43,530     result = self._result = resolver.resolve(
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-13T22:06:43,530     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-13T22:06:43,530     raise ResolutionImpossible(e.criterion.information)
2021-07-13T22:06:43,530 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('libn==0.1.6'), parent=None)]
2021-07-13T22:06:43,530 
2021-07-13T22:06:43,530 The above exception was the direct cause of the following exception:
2021-07-13T22:06:43,530 
2021-07-13T22:06:43,530 Traceback (most recent call last):
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-13T22:06:43,530     status = self.run(options, args)
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-13T22:06:43,530     return func(self, options, args)
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-13T22:06:43,530     requirement_set = resolver.resolve(
2021-07-13T22:06:43,530   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-13T22:06:43,530     raise error from e
2021-07-13T22:06:43,530 pip._internal.exceptions.DistributionNotFound: No matching distribution found for libn==0.1.6
2021-07-13T22:06:43,535 Removed libn==0.1.6 from https://files.pythonhosted.org/packages/41/30/9b54448830eea58895b4327a8785ec916b104f3821b396a31923cf94c3b9/libn-0.1.6.tar.gz#sha256=25509cbaf5bf8da3e102f1e53da96b44cf288e51f810862251d3972d47d7b2f8 from build tracker '/tmp/pip-req-tracker-uog4hdsg'
2021-07-13T22:06:43,535 Removed build tracker: '/tmp/pip-req-tracker-uog4hdsg'