2021-07-11T19:43:59,363 Created temporary directory: /tmp/pip-ephem-wheel-cache-11k_zo5h
2021-07-11T19:43:59,366 Created temporary directory: /tmp/pip-req-tracker-eh7jtgzk
2021-07-11T19:43:59,366 Initialized build tracking at /tmp/pip-req-tracker-eh7jtgzk
2021-07-11T19:43:59,366 Created build tracker: /tmp/pip-req-tracker-eh7jtgzk
2021-07-11T19:43:59,367 Entered build tracker: /tmp/pip-req-tracker-eh7jtgzk
2021-07-11T19:43:59,367 Created temporary directory: /tmp/pip-wheel-uy8cd_ba
2021-07-11T19:43:59,397 1 location(s) to search for versions of ubuntudesign-documentation-builder:
2021-07-11T19:43:59,397 * https://pypi.org/simple/ubuntudesign-documentation-builder/
2021-07-11T19:43:59,398 Fetching project page and analyzing links: https://pypi.org/simple/ubuntudesign-documentation-builder/
2021-07-11T19:43:59,398 Getting page https://pypi.org/simple/ubuntudesign-documentation-builder/
2021-07-11T19:43:59,400 Found index url https://pypi.org/simple
2021-07-11T19:43:59,507   Found link https://files.pythonhosted.org/packages/e6/85/d0acde6b96f5a558adb86e431c6fd1a36dd41378f28542a4e54dd88c6369/ubuntudesign.documentation-builder-0.0.1.tar.gz#sha256=06a4ae458facfcb7b848e06612f4bcbdf22cd8f7766491dd99a262b9596d02af (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.0.1
2021-07-11T19:43:59,507   Found link https://files.pythonhosted.org/packages/28/a3/d35987070c06716a4ca767d6b9782ea0b756dcaef6748bfd418e9390a3a0/ubuntudesign.documentation-builder-0.0.2.tar.gz#sha256=1ac18bd6a477dcd817ecc5d6374a8fa504b7df3283d442d024045e7a19df2073 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.0.2
2021-07-11T19:43:59,508   Found link https://files.pythonhosted.org/packages/9c/f4/39f94434d8f7f2a905c8eeeb0995ffe8d2d43701a7816eadd07ef0e191e7/ubuntudesign.documentation-builder-0.0.3.tar.gz#sha256=f0e83ee612fc7848c1816f41cced2b1050e7cee91b53f775d3258c589f34baab (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.0.3
2021-07-11T19:43:59,508   Found link https://files.pythonhosted.org/packages/24/01/92c4630e73b60de1b88f1c7b4eb0caa625e5c74f689c6599969149f04415/ubuntudesign.documentation-builder-0.1.0.tar.gz#sha256=774b5176ad569a7cb0cf3d263201d50273dbd196fb3512db8ee919d9e493364c (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.1.0
2021-07-11T19:43:59,508   Found link https://files.pythonhosted.org/packages/5e/ec/d6b40c8862f06bfe748d503bab36e9f40872bf7e5446a4dce6f58c72b669/ubuntudesign.documentation-builder-0.1.1.tar.gz#sha256=53c4f3ded55f1f390c2e601c8682b958b85ab26fed3923c983dc134730a48541 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.1.1
2021-07-11T19:43:59,508   Found link https://files.pythonhosted.org/packages/f7/13/014160dbab3bbfdcc103f1a27448437e5f1003ababa78a94648ab09f0f8e/ubuntudesign.documentation-builder-0.2.1.tar.gz#sha256=e4a4cf95b23f0516c832e71d9842eb6210aefa4251a165792fdc652f582a9668 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.2.1
2021-07-11T19:43:59,509   Found link https://files.pythonhosted.org/packages/de/e3/5dd0c8cd5fc2089350f389c44cdb9090dae27eb0bb3703ecb19a75ab9057/ubuntudesign.documentation-builder-0.3.0.tar.gz#sha256=1622be5b5a5b0c04e21689b46c5e63457f1dd7d704ffe87008ebc0a59f638834 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.0
2021-07-11T19:43:59,509   Found link https://files.pythonhosted.org/packages/1c/16/024ca0a3348e2f6556ea34f22197a41089164e76139d341c87b30af21139/ubuntudesign.documentation-builder-0.3.1.tar.gz#sha256=60b1ab4e7ba67195d716eb96256f3870f44501850401462440edae387b75d563 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.1
2021-07-11T19:43:59,509   Found link https://files.pythonhosted.org/packages/50/1d/484076d405eef3f9e7f03de8becef92e850e8eeebad7cb9c33e1ddea9698/ubuntudesign.documentation-builder-0.3.2.tar.gz#sha256=e3014967e105a34a3991ac574b439420fb9044d27c0f5397fd9e14d1735bb5f0 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.2
2021-07-11T19:43:59,510   Found link https://files.pythonhosted.org/packages/7c/fe/511e765123677e36d3f3daaef45c3c5b5b2e6da021a42547637c815dcbc4/ubuntudesign.documentation-builder-0.3.3.tar.gz#sha256=4de5ecef535e984906fee9e735547761ce317b05fb379772e4dd1504f696df8e (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.3
2021-07-11T19:43:59,510   Found link https://files.pythonhosted.org/packages/6d/af/4375491979f716e3914d4459f2d2b078d476849ed65e135b8fe6c545fffd/ubuntudesign.documentation-builder-0.3.4.tar.gz#sha256=a0b86a3e02c04cf12466440e982f919116c1af0e1378b16048ccb7b349a49524 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.4
2021-07-11T19:43:59,510   Found link https://files.pythonhosted.org/packages/2c/9c/892b525330bffebb58191693afa5aecb08a4a11018956f86eff880fb91b6/ubuntudesign.documentation-builder-0.3.5.tar.gz#sha256=af24aab4b1ced0712c88fdda6ec83635919c224580f1edbf1531a532dd8d4695 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.5
2021-07-11T19:43:59,510   Found link https://files.pythonhosted.org/packages/36/e9/0c589add1d4e2d8b57c9880ab952f6c727c5b3df2e99e413298f748227d5/ubuntudesign.documentation-builder-0.3.6rc1.tar.gz#sha256=2a56ca47ff1312d4a39c320749911b81a580188e7933b48dd30aa6691cf3ad66 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.6rc1
2021-07-11T19:43:59,511   Found link https://files.pythonhosted.org/packages/4e/c3/af727e2655a345b17ea242a6cb441f0a302e7edce0d238cf2666316f4bd3/ubuntudesign.documentation-builder-0.3.6.tar.gz#sha256=49270896ec9725b4cd13dcc9a9cd4a1b591bcb4c6400309a18d633182ca57166 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.6
2021-07-11T19:43:59,511   Found link https://files.pythonhosted.org/packages/ad/12/c64a2dd1b4a7e9442b32d011b4125001f5f1f741775158a6c6e5d2aee010/ubuntudesign.documentation-builder-0.3.7.tar.gz#sha256=8b7d3471b1d78f8ba2063e6adc874ea31da21bd0c975e07ada021f7d8e062605 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.3.7
2021-07-11T19:43:59,511   Found link https://files.pythonhosted.org/packages/8c/fc/94a5228dc425ad51d3d09cbf11cf3ac43e49783a98f636cda084f314d725/ubuntudesign.documentation-builder-0.4.0.tar.gz#sha256=c33025cf8c78d00c348295afa62184474b3418e6b99967d63de6bdddd9ddd121 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.4.0
2021-07-11T19:43:59,512   Found link https://files.pythonhosted.org/packages/f1/6b/09ddd6905ae8c765231af345ef3d32dc2c008fc9055bcf43623de0572165/ubuntudesign.documentation-builder-0.4.1.tar.gz#sha256=d49b9704dc1a209b72a7de60923fd8274a39968fe209dc027548c642d4989aef (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.4.1
2021-07-11T19:43:59,512   Found link https://files.pythonhosted.org/packages/43/5e/4eed7f95b8e688ca9df90ce9ddbdb83f15a5c70a815a4e13891b9a4c576f/ubuntudesign.documentation-builder-0.4.2.tar.gz#sha256=b99f64aaf0eb6dd0db23246a51bc935bc48f455007a98dc353936b6bcb2513aa (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.4.2
2021-07-11T19:43:59,512   Found link https://files.pythonhosted.org/packages/4a/49/bb3ba1eaaa8968e23ae0358a581f5d06e22866b1baccc4d0f17aebc01a9b/ubuntudesign.documentation-builder-0.4.3.tar.gz#sha256=d5fcc342c6844c21fd913c141c797686a3758e2b9aabc841f785f91579ede905 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.4.3
2021-07-11T19:43:59,512   Found link https://files.pythonhosted.org/packages/ef/b4/d532059408db86aabe5ca4f437d2d6226a0d0dec8b2549b4c263c6e9cac9/ubuntudesign.documentation-builder-0.4.4.tar.gz#sha256=87236415cc3eff3a03bd5ff067ed928689648d5cd6459cac104aaf03c1adc56b (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 0.4.4
2021-07-11T19:43:59,513   Found link https://files.pythonhosted.org/packages/ff/ad/da4d768714bfdab83cc38e69df53b2439953250759bd8c3b8d2bc6a96a4d/ubuntudesign.documentation-builder-1.0.0.tar.gz#sha256=7efd5f340c90c6709af2b890f29298cb955e8d9226613ed19fb3543167ab6a82 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.0.0
2021-07-11T19:43:59,513   Found link https://files.pythonhosted.org/packages/a2/16/6a050d672ad9e6b11eef314357d20bb374292e670d0547d90e45fd53018e/ubuntudesign.documentation-builder-1.0.2.tar.gz#sha256=9173b90cbde1afb07dc9a8fcf8e1bdbbdae0b99d0e0e6e09e06d3985148c4268 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.0.2
2021-07-11T19:43:59,513   Found link https://files.pythonhosted.org/packages/0e/59/e1dbe4b6a3356473ce8fc5c4a43a79eb2604ee541cb37822049f0956c5b2/ubuntudesign.documentation-builder-1.1.0.tar.gz#sha256=619aa395f606a290cd29ccb02a20609b3557f62084f714169a186adcc4e8a25e (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.1.0
2021-07-11T19:43:59,514   Found link https://files.pythonhosted.org/packages/f5/da/4eac0d6a2d0095abfff7c18c5a7a339443b3d41bbb7ff994490e56e98829/ubuntudesign.documentation-builder-1.2.0.tar.gz#sha256=f99095b17ed0a3145c3955e71b03f7a2e336840cf77d5966339c8f4aa2bec908 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.2.0
2021-07-11T19:43:59,514   Found link https://files.pythonhosted.org/packages/d9/6e/65316edc95be08752b3bfeba83dbb33eec8a0a0e9e623c0a1812b38a8da1/ubuntudesign.documentation-builder-1.2.1.tar.gz#sha256=dc7545cdfe31acc41d097a8ac0ac739382202a23fc369b6e97069332fdc9fff9 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.2.1
2021-07-11T19:43:59,514   Found link https://files.pythonhosted.org/packages/32/d7/c145515a31fba72f486bbf01d982aed2a0dc6109530f999462e6985fc5e9/ubuntudesign.documentation-builder-1.2.2.tar.gz#sha256=599909e457ef5c28e6999463763a593169020538fdfe9dfa8d44585dc4ad02f6 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.2.2
2021-07-11T19:43:59,515   Found link https://files.pythonhosted.org/packages/6a/05/8023c0c0ac62b4b4b6a72552b9951ec6c6b67ef1c2c50565e8a9271e3a3f/ubuntudesign.documentation-builder-1.3.1.tar.gz#sha256=fac63d66325a61087019bb81b3de6d4281cbe85f58746134e205f44bc67f02bd (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.3.1
2021-07-11T19:43:59,515   Found link https://files.pythonhosted.org/packages/70/0e/8751b42652fd6af65874120b95f6f1863be6c4e7631587481e317511501e/ubuntudesign.documentation-builder-1.4.0.tar.gz#sha256=6f27d65df7c94d8672f1dbb661d55706c60fdec54efd2633ca0c8bdc5beeb9f1 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.4.0
2021-07-11T19:43:59,515   Found link https://files.pythonhosted.org/packages/e7/84/1c9e41ec23f79b75c75b3b86f31c14a2a747cc21da048275f0d217e2f442/ubuntudesign.documentation-builder-1.4.1.tar.gz#sha256=57b01e2b2bc826454590eb57e0edae4a7d26a46d44253d525c7029959215d608 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.4.1
2021-07-11T19:43:59,515   Found link https://files.pythonhosted.org/packages/4d/d5/1557cc933723f128364a9f2ca6b477ecb7114875e3b8fa61ce2359407107/ubuntudesign.documentation-builder-1.4.2.tar.gz#sha256=6cfa1f8428daff00847a86c2c0f172996f755e47ae9398aae7783a50e1977d5c (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.4.2
2021-07-11T19:43:59,516   Found link https://files.pythonhosted.org/packages/32/a3/7081830ff2fb9f441777b0fc5c6e0921014a1392d9420902aec5e8b88d76/ubuntudesign.documentation-builder-1.4.3.tar.gz#sha256=33cfd61588d4683f44e36444f6466dbe2261108d9008e43be985124084a737a2 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.4.3
2021-07-11T19:43:59,516   Found link https://files.pythonhosted.org/packages/0d/38/e2c74daded4c5ebeb92f97b74cd195dd0fe8f8dad4bdbf10eb7d92b332c5/ubuntudesign.documentation-builder-1.5.0.tar.gz#sha256=a95cf7eaf5c7981ced4645cfe68751f234041ccdff4777c3a08427c90a77c39d (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.5.0
2021-07-11T19:43:59,516   Found link https://files.pythonhosted.org/packages/3f/c6/62c940b0209bfb820d6a11ea52f39629c3670ca3c9f83773c9fdd90050fb/ubuntudesign.documentation-builder-1.5.1.tar.gz#sha256=db52c901975d15974c5cd040436924d9ce603eba28e4bb517759b397d606022a (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.5.1
2021-07-11T19:43:59,517   Found link https://files.pythonhosted.org/packages/7c/78/30cf6e8565b796299363c9fab9a7d8eaf86ca8220da1bce408ffcbaaaaa8/ubuntudesign.documentation-builder-1.5.3.tar.gz#sha256=4855f189bb2099ede7765f5d8ca36bae1d6229e8cbb9f94ca529e5789087d914 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.5.3
2021-07-11T19:43:59,517   Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/88/12/aad028c54f1c8f1ef7c4955c994dd3db40f55b33c68052e70b1f87baa117/ubuntudesign.documentation_builder-1.5.3-py3.5.egg#sha256=9374c4c668c6692debbbda7da854e13995fb76185596876008304c7d7ee6e1d4 (from https://pypi.org/simple/ubuntudesign-documentation-builder/)
2021-07-11T19:43:59,517   Found link https://files.pythonhosted.org/packages/cc/ff/5529ea193e3236ba4d32777172683a3f1bfbaff4a8def599284850210075/ubuntudesign.documentation-builder-1.6.0.tar.gz#sha256=aaf4589fa6dd0e45da8855b3daa09a3c4999dfabd32fb3b841536c8c0e606234 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.6.0
2021-07-11T19:43:59,535   Found link https://files.pythonhosted.org/packages/ce/4e/f685647046d765e19b7f007b8875c99aaf74151911a0018f2f644ca6d09e/ubuntudesign.documentation_builder-1.6.0-py2.py3-none-any.whl#sha256=40991e1a5dfb53b6e95c9a4256c9e03db870a718eaaff907b0f427d01cbcca37 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.6.0
2021-07-11T19:43:59,535   Found link https://files.pythonhosted.org/packages/14/98/477d54bc810ccdf7a372d6e396823b3a9a16496dc5a67cfc853c47537d9b/ubuntudesign.documentation_builder-1.6.0-py3-none-any.whl#sha256=7d641074da7f8b1146c87e7918c6b0ca0d46270b3e4a813dca78ee55022f903c (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.6.0
2021-07-11T19:43:59,536   Found link https://files.pythonhosted.org/packages/c7/63/102323997daae43c7eb4df2278cfda34c0d2083b569117fb64d1e6422cc4/ubuntudesign.documentation-builder-1.6.1.tar.gz#sha256=87bdbba6391cbeb1753e15c9122b2e1ec3c9418f4398b798f973a67f001e0409 (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.6.1
2021-07-11T19:43:59,536   Found link https://files.pythonhosted.org/packages/4f/97/b085ec566f673719cad843d9535e3f1cb000673968384c0f4ea83604f85a/ubuntudesign.documentation-builder-1.6.2.tar.gz#sha256=2c95d078362043dcaa7efd1ce9b78ac47875f34502fb4c0b0743ad5a43ab9d6c (from https://pypi.org/simple/ubuntudesign-documentation-builder/), version: 1.6.2
2021-07-11T19:43:59,536 Skipping link: not a file: https://pypi.org/simple/ubuntudesign-documentation-builder/
2021-07-11T19:43:59,543 Given no hashes to check 1 links for project 'ubuntudesign-documentation-builder': discarding no candidates
2021-07-11T19:43:59,562 Collecting ubuntudesign-documentation-builder==0.3.1
2021-07-11T19:43:59,564   Created temporary directory: /tmp/pip-unpack-uauolnnl
2021-07-11T19:43:59,745   Downloading ubuntudesign.documentation-builder-0.3.1.tar.gz (5.0 kB)
2021-07-11T19:43:59,801   Added ubuntudesign-documentation-builder==0.3.1 from https://files.pythonhosted.org/packages/1c/16/024ca0a3348e2f6556ea34f22197a41089164e76139d341c87b30af21139/ubuntudesign.documentation-builder-0.3.1.tar.gz#sha256=60b1ab4e7ba67195d716eb96256f3870f44501850401462440edae387b75d563 to build tracker '/tmp/pip-req-tracker-eh7jtgzk'
2021-07-11T19:43:59,802     Running setup.py (path:/tmp/pip-wheel-uy8cd_ba/ubuntudesign-documentation-builder_4b1050022e2a48aaa4ac45ea30431915/setup.py) egg_info for package ubuntudesign-documentation-builder
2021-07-11T19:43:59,802     Created temporary directory: /tmp/pip-pip-egg-info-rk8etht7
2021-07-11T19:43:59,803     Running command python setup.py egg_info
2021-07-11T19:44:00,711     Traceback (most recent call last):
2021-07-11T19:44:00,712       File "<string>", line 1, in <module>
2021-07-11T19:44:00,712       File "/tmp/pip-wheel-uy8cd_ba/ubuntudesign-documentation-builder_4b1050022e2a48aaa4ac45ea30431915/setup.py", line 29, in <module>
2021-07-11T19:44:00,713         long_description=open('README.md').read(),
2021-07-11T19:44:00,713     FileNotFoundError: [Errno 2] No such file or directory: 'README.md'
2021-07-11T19:44:00,761 WARNING: Discarding https://files.pythonhosted.org/packages/1c/16/024ca0a3348e2f6556ea34f22197a41089164e76139d341c87b30af21139/ubuntudesign.documentation-builder-0.3.1.tar.gz#sha256=60b1ab4e7ba67195d716eb96256f3870f44501850401462440edae387b75d563 (from https://pypi.org/simple/ubuntudesign-documentation-builder/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2021-07-11T19:44:00,763 ERROR: Could not find a version that satisfies the requirement ubuntudesign-documentation-builder==0.3.1 (from versions: 0.0.1, 0.0.2, 0.0.3, 0.1.0, 0.1.1, 0.2.1, 0.3.0, 0.3.1, 0.3.2, 0.3.3, 0.3.4, 0.3.5, 0.3.6rc1, 0.3.6, 0.3.7, 0.4.0, 0.4.1, 0.4.2, 0.4.3, 0.4.4, 1.0.0, 1.0.2, 1.1.0, 1.2.0, 1.2.1, 1.2.2, 1.3.1, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.5.0, 1.5.1, 1.5.3, 1.6.0, 1.6.1, 1.6.2)
2021-07-11T19:44:00,764 ERROR: No matching distribution found for ubuntudesign-documentation-builder==0.3.1
2021-07-11T19:44:00,764 Exception information:
2021-07-11T19:44:00,764 Traceback (most recent call last):
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-11T19:44:00,764     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-11T19:44:00,764     raise RequirementsConflicted(criterion)
2021-07-11T19:44:00,764 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('ubuntudesign-documentation-builder==0.3.1')
2021-07-11T19:44:00,764 
2021-07-11T19:44:00,764 During handling of the above exception, another exception occurred:
2021-07-11T19:44:00,764 
2021-07-11T19:44:00,764 Traceback (most recent call last):
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-11T19:44:00,764     result = self._result = resolver.resolve(
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-11T19:44:00,764     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-11T19:44:00,764     raise ResolutionImpossible(e.criterion.information)
2021-07-11T19:44:00,764 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('ubuntudesign-documentation-builder==0.3.1'), parent=None)]
2021-07-11T19:44:00,764 
2021-07-11T19:44:00,764 The above exception was the direct cause of the following exception:
2021-07-11T19:44:00,764 
2021-07-11T19:44:00,764 Traceback (most recent call last):
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-11T19:44:00,764     status = self.run(options, args)
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-11T19:44:00,764     return func(self, options, args)
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-11T19:44:00,764     requirement_set = resolver.resolve(
2021-07-11T19:44:00,764   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-11T19:44:00,764     raise error from e
2021-07-11T19:44:00,764 pip._internal.exceptions.DistributionNotFound: No matching distribution found for ubuntudesign-documentation-builder==0.3.1
2021-07-11T19:44:00,769 Removed ubuntudesign-documentation-builder==0.3.1 from https://files.pythonhosted.org/packages/1c/16/024ca0a3348e2f6556ea34f22197a41089164e76139d341c87b30af21139/ubuntudesign.documentation-builder-0.3.1.tar.gz#sha256=60b1ab4e7ba67195d716eb96256f3870f44501850401462440edae387b75d563 from build tracker '/tmp/pip-req-tracker-eh7jtgzk'
2021-07-11T19:44:00,769 Removed build tracker: '/tmp/pip-req-tracker-eh7jtgzk'