2025-09-04T13:23:35,995 Created temporary directory: /tmp/pip-ephem-wheel-cache-hgue5vnz
2025-09-04T13:23:35,997 Created temporary directory: /tmp/pip-req-tracker-vh1auq2f
2025-09-04T13:23:35,998 Initialized build tracking at /tmp/pip-req-tracker-vh1auq2f
2025-09-04T13:23:35,998 Created build tracker: /tmp/pip-req-tracker-vh1auq2f
2025-09-04T13:23:35,998 Entered build tracker: /tmp/pip-req-tracker-vh1auq2f
2025-09-04T13:23:35,998 Created temporary directory: /tmp/pip-wheel-cmriw1qp
2025-09-04T13:23:36,019 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple, https://www.piwheels.org/simple
2025-09-04T13:23:36,020 2 location(s) to search for versions of pypng:
2025-09-04T13:23:36,020 * https://pypi.org/simple/pypng/
2025-09-04T13:23:36,020 * https://www.piwheels.org/simple/pypng/
2025-09-04T13:23:36,021 Fetching project page and analyzing links: https://pypi.org/simple/pypng/
2025-09-04T13:23:36,021 Getting page https://pypi.org/simple/pypng/
2025-09-04T13:23:36,023 Found index url https://pypi.org/simple
2025-09-04T13:23:36,027 Starting new HTTPS connection (1): pypi.org:443
2025-09-04T13:23:36,069 https://pypi.org:443 "GET /simple/pypng/ HTTP/1.1" 200 2530
2025-09-04T13:23:36,147   Found link https://files.pythonhosted.org/packages/e3/1d/82b60672244ef55877349c1acb3aa39993a80f37bc6ee0c402f0760a5330/pypng-0.0.2.tar.gz#sha256=ddc40f7cbbf552c1c1ecb9637d755da978ef8ec495910ec6795e76b0780f4484 (from https://pypi.org/simple/pypng/), version: 0.0.2
2025-09-04T13:23:36,147   Found link https://files.pythonhosted.org/packages/a3/ce/203528903d909dbc3394d77f67937268c91286447f75fb390c44def7cf78/pypng-0.0.3.tar.gz#sha256=217af381a5e7c72eb04cc44377f04f817e3849f8b53f7db6ad0ae5f0e9ffd278 (from https://pypi.org/simple/pypng/), version: 0.0.3
2025-09-04T13:23:36,148   Found link https://files.pythonhosted.org/packages/d6/ce/a79b38657e26e3f13a74efeb7c3c3681f54d524b450375aa1bb551b35ec2/pypng-0.0.4.tar.gz#sha256=e25110c65bea9d696b9ecec086864b3f447ef8ffb042815b6fcb0f49c9b0274b (from https://pypi.org/simple/pypng/), version: 0.0.4
2025-09-04T13:23:36,148   Found link https://files.pythonhosted.org/packages/c5/f1/fffc3a91ff6670255de8d06bfe4865c4f0d7c05721ab95aaa10f0320d8ef/pypng-0.0.5.tar.gz#sha256=3df7260341da6473fcdee26c73552c0f7a60e07a6b48d81fade23ca3a53eba04 (from https://pypi.org/simple/pypng/), version: 0.0.5
2025-09-04T13:23:36,148   Found link https://files.pythonhosted.org/packages/53/5d/a3d66dfe78436fabf67a5dfdfb0030dd4c4c69b206184cc00805d15b0ea4/pypng-0.0.6.tar.gz#sha256=92dd91b880c158deb52bbdcde4cad09757c453297082c9d4580e31d364714734 (from https://pypi.org/simple/pypng/), version: 0.0.6
2025-09-04T13:23:36,149   Found link https://files.pythonhosted.org/packages/e8/81/9e19a3585dc363476c148647db46e8f288538b0d152d6b913f4ffe216c6a/pypng-0.0.7.tar.gz#sha256=72018cc5834660c30c38a7b11d4531ed065e473ba0124f7979661054088f8830 (from https://pypi.org/simple/pypng/), version: 0.0.7
2025-09-04T13:23:36,149   Found link https://files.pythonhosted.org/packages/7f/50/9afa6d8753f66386a9ce224fe967c21c58315dd792526b74909ae0dbc863/pypng-0.0.8.tar.gz#sha256=56f957f6a2575425b637345dbcb062492f1e114a210b1e44c6b689bffcf0870d (from https://pypi.org/simple/pypng/), version: 0.0.8
2025-09-04T13:23:36,149   Found link https://files.pythonhosted.org/packages/c4/17/b6c48d23f635f6f13d31477f4d399915993bf48e3394d55cafa589c6aa70/pypng-0.0.9.tar.gz#sha256=9d722f0d1099d1b9ad557e89066cbd244cf7de008054586107681ef1eb43e70e (from https://pypi.org/simple/pypng/), version: 0.0.9
2025-09-04T13:23:36,150   Found link https://files.pythonhosted.org/packages/7f/d2/fc898f53c72125a61e4426adf070bc600cc04f11a398fbc2ae60579ebb12/pypng-0.0.10.tar.gz#sha256=c8d7a30b93d15b00edb8bbae0cfaef2e29670a09dd69f4b5428b0dfe110add30 (from https://pypi.org/simple/pypng/), version: 0.0.10
2025-09-04T13:23:36,150   Found link https://files.pythonhosted.org/packages/0b/23/abc53565bd242c166cb2b56a115e3ce83843110c1ace6a284afa37bf41e8/pypng-0.0.11.tar.gz#sha256=eff853a447b8f7f6cda9a94c7abab8e43bf269edfed9628f280e001753f53e7c (from https://pypi.org/simple/pypng/), version: 0.0.11
2025-09-04T13:23:36,150   Found link https://files.pythonhosted.org/packages/10/15/0b2b26a4e59f9af2a8c41a264eca7200a5b0bf218024611baade6f70be87/pypng-0.0.12.tar.gz#sha256=c2e7e47694355e8bddd6daef0e2e3c8a94a40e3707d3fe809a101c41d9e17883 (from https://pypi.org/simple/pypng/), version: 0.0.12
2025-09-04T13:23:36,150   Found link https://files.pythonhosted.org/packages/1a/ca/e584c2a994807d5ba951fbdc500bf76b6c392faa2065a0f6a1ac67f7da29/pypng-0.0.13.tar.gz#sha256=0745586a57458275a5da24771b8ffa040b0cf4fb793d86860d4718d39ea2a7c7 (from https://pypi.org/simple/pypng/), version: 0.0.13
2025-09-04T13:23:36,151   Found link https://files.pythonhosted.org/packages/22/c6/eb108b4372726282205d1f7c8a33c99624bf34a6c1a902ecd6e020189efd/pypng-0.0.14.tar.gz#sha256=f10e0e3780e48a6a5ee52b8fd659ce2805b804f299be1f4e2a8b462e17afb766 (from https://pypi.org/simple/pypng/), version: 0.0.14
2025-09-04T13:23:36,151   Found link https://files.pythonhosted.org/packages/a9/94/61776b5a9f68b1dfaeb70e81711dbffdc48ed3c8ecc5bf04011371de8fcd/pypng-0.0.15.tar.gz#sha256=782a3c4ce8c258cd3edf05a16c424e48db353edbb19b48fd7becc3ad9bc35327 (from https://pypi.org/simple/pypng/), version: 0.0.15
2025-09-04T13:23:36,151   Found link https://files.pythonhosted.org/packages/50/8e/3ceb415c7bb4d28e3ad6a620cc845068b671a45e0edd075ee931a9217c87/pypng-0.0.16.tar.gz#sha256=ec578c4ba66704c64f552ceaf6234916819eb90c3ce7420c69ccb137ac154c20 (from https://pypi.org/simple/pypng/), version: 0.0.16
2025-09-04T13:23:36,152   Found link https://files.pythonhosted.org/packages/c5/82/69dfce987e1b716a21050885b0a065824ba9825a7e7bc660f1aaff319eb0/pypng-0.0.17.tar.gz#sha256=2dfa74ac28a4c41ae61e62d243410548c7c174bd990528d30270324f15211544 (from https://pypi.org/simple/pypng/), version: 0.0.17
2025-09-04T13:23:36,152   Found link https://files.pythonhosted.org/packages/2f/b1/c8dfcf50feb12a30be7d95c5f45d638704682487d8e50419ef41463febcd/pypng-0.0.18.tar.gz#sha256=985a1306319e3187e2cb3dabec95a7a0f0f281ae2e1fec04289bed520fecd932 (from https://pypi.org/simple/pypng/), version: 0.0.18
2025-09-04T13:23:36,152   Found link https://files.pythonhosted.org/packages/0e/39/993a5feea8ed9c2eebd70c6e7c20cb4b0823588f5ab0afab4b0be95ebc23/pypng-0.0.19.tar.gz#sha256=3145d042947fa8121e6bd5a7e59149871bf8c13675c42371e12977499d7f3926 (from https://pypi.org/simple/pypng/), version: 0.0.19
2025-09-04T13:23:36,153   Skipping link: No binaries permitted for pypng: https://files.pythonhosted.org/packages/f7/24/36654d22e5750517f53b823fafe1c6f128f7ff9c319af811947f410b64d4/pypng-0.0.20-py3-none-any.whl#sha256=1f9c9cc24030459abbb2813a62b2bbcdb43ad0867e2f2232a302655308b3d25f (from https://pypi.org/simple/pypng/)
2025-09-04T13:23:36,153   Found link https://files.pythonhosted.org/packages/bc/fb/f719f1ac965e2101aa6ea6f54ef8b40f8fbb033f6ad07c017663467f5147/pypng-0.0.20.tar.gz#sha256=1032833440c91bafee38a42c38c02d00431b24c42927feb3e63b104d8550170b (from https://pypi.org/simple/pypng/), version: 0.0.20
2025-09-04T13:23:36,153   Skipping link: No binaries permitted for pypng: https://files.pythonhosted.org/packages/ac/56/8b9d4ba9290bb6bd0b0824fd6f4ce8a852126f203f3edcef8b7abfbd8937/pypng-0.0.21-py3-none-any.whl#sha256=76f8a1539ec56451da7ab7121f12a361969fe0f2d48d703d198ce2a99d6c5afd (from https://pypi.org/simple/pypng/)
2025-09-04T13:23:36,153   Skipping link: No binaries permitted for pypng: https://files.pythonhosted.org/packages/3e/b9/3766cc361d93edb2ce81e2e1f87dd98f314d7d513877a342d31b30741680/pypng-0.20220715.0-py3-none-any.whl#sha256=4a43e969b8f5aaafb2a415536c1a8ec7e341cd6a3f957fd5b5f32a4cfeed902c (from https://pypi.org/simple/pypng/)
2025-09-04T13:23:36,154   Found link https://files.pythonhosted.org/packages/93/cd/112f092ec27cca83e0516de0a3368dbd9128c187fb6b52aaaa7cde39c96d/pypng-0.20220715.0.tar.gz#sha256=739c433ba96f078315de54c0db975aee537cbc3e1d0ae4ed9aab0ca1e427e2c1 (from https://pypi.org/simple/pypng/), version: 0.20220715.0
2025-09-04T13:23:36,154 Fetching project page and analyzing links: https://www.piwheels.org/simple/pypng/
2025-09-04T13:23:36,154 Getting page https://www.piwheels.org/simple/pypng/
2025-09-04T13:23:36,155 Found index url https://www.piwheels.org/simple
2025-09-04T13:23:36,157 Starting new HTTPS connection (1): www.piwheels.org:443
2025-09-04T13:23:36,218 https://www.piwheels.org:443 "GET /simple/pypng/ HTTP/1.1" 200 1147
2025-09-04T13:23:36,231   Skipping link: No binaries permitted for pypng: https://www.piwheels.org/simple/pypng/pypng-0.20220715.0-py3-none-any.whl#sha256=901b9780745cb6815288df5b93ad04182eb9438d503ae764b99c31a21dc0c3b0 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,231   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.20-py3-none-any.whl#sha256=0a94478e31bae26300df9d7afa951888436ad9d4c736f3c858eccf6fb8a44a28 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,232   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.19-py3-none-any.whl#sha256=90e9592e72fba0f98931578978ca233551c0229ed2490fb740e091d5e4aecdea (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,232   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.18-py3-none-any.whl#sha256=33600d3a4f02efb3328c191018c6a0f5abcbefa33f6e9217bebd8ca3ca411ebd (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,232   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.17-py3-none-any.whl#sha256=97836c3e462543341f679a1b4b00637530d8f303c003ee91ee88c815b63d6623 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,232   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.16-py3-none-any.whl#sha256=2e8f8a56a5703a4f63e580038cd91108260db7c4e4838a0c60c25a6498a7275d (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,232   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.15-py3-none-any.whl#sha256=c18c639d80b34f80a2f542748d1ac1081282498b817c1bb11a29ed8ccba332a2 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,233   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.14-py3-none-any.whl#sha256=057d8b30d2967d2da4049eeff4f070c52309ef180568b5793343ef4428d21101 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,233   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.13-py3-none-any.whl#sha256=7bfbec3fbf3ac887847d1f192f12a18d16e33afaee3e2f3dc9d4ecbd471b0963 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,233   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.12-py3-none-any.whl#sha256=3f911d87010667740f89b49378e6fa0d68033c88db07f11e270990c2be1c06e3 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,233   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.11-py3-none-any.whl#sha256=f04bc3a661f3881df7504ba68af2ec7ba57ca2c2fce83b732cef3f2c99fde148 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,234   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.10-py3-none-any.whl#sha256=bff5d7650cb9cf72ded76ff5d97d61c633a44c212b74a3dfd3232d03c8c0a667 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,234   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.9-py3-none-any.whl#sha256=da530c71ed38d89a49568c0fa3929ad6ad5db800e8dbe9963b269fa3ad197e7e (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,234   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.8-py3-none-any.whl#sha256=de8243481de20a426ca06920358ae06320eb00a95d51c66df0bea0018fb38a6e (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,234   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.7-py3-none-any.whl#sha256=1923be9ffd9f472d792895c33d67fec7e6afc6f97c9cb21de3cc69f2fefc3cfe (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,234   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.6-py3-none-any.whl#sha256=37b0b168c90eba3d7a3545f84eb0b6d601801afbb0d3897c327c0b63adde7834 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,235   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.5-py3-none-any.whl#sha256=6d9d3db9637f577fc9456619d624bba732e472dbfaafdc5076861ec4854078a3 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,235   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.4-py3-none-any.whl#sha256=7a54c0e31ef6190a8fbd06bb7159b486984645dc90b62d2d10ce5ac819c23c1b (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,235   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.3-py3-none-any.whl#sha256=0d678826198dc42d3cfc14417657ca0fb50882b56484c2dffd1bb52710805880 (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,235   Skipping link: No binaries permitted for pypng: https://archive1.piwheels.org/simple/pypng/pypng-0.0.2-py3-none-any.whl#sha256=4cbbd651693bdf713ab1a2b7f49581ab0699bbc1a485d9084701c7f8c25fef1c (from https://www.piwheels.org/simple/pypng/)
2025-09-04T13:23:36,266 Given no hashes to check 0 links for project 'pypng': discarding no candidates
2025-09-04T13:23:36,266 ERROR: Could not find a version that satisfies the requirement pypng==0.0.21
2025-09-04T13:23:36,266 ERROR: No matching distribution found for pypng==0.0.21
2025-09-04T13:23:36,267 Exception information:
2025-09-04T13:23:36,267 Traceback (most recent call last):
2025-09-04T13:23:36,267   File "/usr/share/python-wheels/resolvelib-0.5.4-py2.py3-none-any.whl/resolvelib/resolvers.py", line 171, in _merge_into_criterion
2025-09-04T13:23:36,267     crit = self.state.criteria[name]
2025-09-04T13:23:36,267 KeyError: 'pypng'
2025-09-04T13:23:36,267 
2025-09-04T13:23:36,267 During handling of the above exception, another exception occurred:
2025-09-04T13:23:36,267 
2025-09-04T13:23:36,267 Traceback (most recent call last):
2025-09-04T13:23:36,267   File "/usr/share/python-wheels/resolvelib-0.5.4-py2.py3-none-any.whl/resolvelib/resolvers.py", line 318, in resolve
2025-09-04T13:23:36,267     name, crit = self._merge_into_criterion(r, parent=None)
2025-09-04T13:23:36,267   File "/usr/share/python-wheels/resolvelib-0.5.4-py2.py3-none-any.whl/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2025-09-04T13:23:36,267     crit = Criterion.from_requirement(self._p, requirement, parent)
2025-09-04T13:23:36,267   File "/usr/share/python-wheels/resolvelib-0.5.4-py2.py3-none-any.whl/resolvelib/resolvers.py", line 83, in from_requirement
2025-09-04T13:23:36,267     raise RequirementsConflicted(criterion)
2025-09-04T13:23:36,267 resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('pypng==0.0.21')
2025-09-04T13:23:36,267 
2025-09-04T13:23:36,267 During handling of the above exception, another exception occurred:
2025-09-04T13:23:36,267 
2025-09-04T13:23:36,267 Traceback (most recent call last):
2025-09-04T13:23:36,267   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 122, in resolve
2025-09-04T13:23:36,267     self._result = resolver.resolve(
2025-09-04T13:23:36,267   File "/usr/share/python-wheels/resolvelib-0.5.4-py2.py3-none-any.whl/resolvelib/resolvers.py", line 453, in resolve
2025-09-04T13:23:36,267     state = resolution.resolve(requirements, max_rounds=max_rounds)
2025-09-04T13:23:36,267   File "/usr/share/python-wheels/resolvelib-0.5.4-py2.py3-none-any.whl/resolvelib/resolvers.py", line 320, in resolve
2025-09-04T13:23:36,267     raise ResolutionImpossible(e.criterion.information)
2025-09-04T13:23:36,267 resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('pypng==0.0.21'), parent=None)]
2025-09-04T13:23:36,267 
2025-09-04T13:23:36,267 The above exception was the direct cause of the following exception:
2025-09-04T13:23:36,267 
2025-09-04T13:23:36,267 Traceback (most recent call last):
2025-09-04T13:23:36,267   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 223, in _main
2025-09-04T13:23:36,267     status = self.run(options, args)
2025-09-04T13:23:36,267   File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 180, in wrapper
2025-09-04T13:23:36,267     return func(self, options, args)
2025-09-04T13:23:36,267   File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 162, in run
2025-09-04T13:23:36,267     requirement_set = resolver.resolve(
2025-09-04T13:23:36,267   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 128, in resolve
2025-09-04T13:23:36,267     six.raise_from(error, e)
2025-09-04T13:23:36,267   File "<string>", line 3, in raise_from
2025-09-04T13:23:36,267 pip._internal.exceptions.DistributionNotFound: No matching distribution found for pypng==0.0.21
2025-09-04T13:23:36,271 Removed build tracker: '/tmp/pip-req-tracker-vh1auq2f'