2021-07-15T07:16:31,747 Created temporary directory: /tmp/pip-ephem-wheel-cache-bkn8l29s
2021-07-15T07:16:31,751 Created temporary directory: /tmp/pip-req-tracker-kyvpibo7
2021-07-15T07:16:31,752 Initialized build tracking at /tmp/pip-req-tracker-kyvpibo7
2021-07-15T07:16:31,752 Created build tracker: /tmp/pip-req-tracker-kyvpibo7
2021-07-15T07:16:31,753 Entered build tracker: /tmp/pip-req-tracker-kyvpibo7
2021-07-15T07:16:31,754 Created temporary directory: /tmp/pip-wheel-k3tn5ksq
2021-07-15T07:16:31,800 1 location(s) to search for versions of cy-rwlock:
2021-07-15T07:16:31,800 * https://pypi.org/simple/cy-rwlock/
2021-07-15T07:16:31,801 Fetching project page and analyzing links: https://pypi.org/simple/cy-rwlock/
2021-07-15T07:16:31,802 Getting page https://pypi.org/simple/cy-rwlock/
2021-07-15T07:16:31,804 Found index url https://pypi.org/simple
2021-07-15T07:16:31,943   Found link https://files.pythonhosted.org/packages/e0/11/ed44068563fa58a5dc26788e2226e1cbc03caeecf414085b78f448f60e18/cy_rwlock-0.2.tar.gz#sha256=875adb4e4c9db501c7cba12618692f41c60c4a602861a0c122df541a8fcc0157 (from https://pypi.org/simple/cy-rwlock/), version: 0.2
2021-07-15T07:16:31,944   Found link https://files.pythonhosted.org/packages/d2/0b/7c1db3e00f6724df106de3d397e5ac33205d938a925b77a2f6a6e0ebe5a8/cy_rwlock-1.0.tar.gz#sha256=65060844fceabea1f6d46077f7d893a4ed5be897db82a87ee12679c7737afc35 (from https://pypi.org/simple/cy-rwlock/), version: 1.0
2021-07-15T07:16:31,944   Found link https://files.pythonhosted.org/packages/fe/3d/8424a91d5db052333e0ea3774835540e937063a0b1f90b06b2beb09f2944/cy_rwlock-1.1.tar.gz#sha256=4b6067cb4653ba2b3cf715528eb5306b6f18df28b1093795c2b6f3716ff52f7c (from https://pypi.org/simple/cy-rwlock/), version: 1.1
2021-07-15T07:16:31,945   Found link https://files.pythonhosted.org/packages/50/9f/a5379ce03f257897022593b844adbe0ea828fdf804f87c672b06a33d60bb/cy_rwlock-1.1.post1.tar.gz#sha256=0733aecb1945e2d68efe3ce55ffbd619e3108ce1c1d36c0418bf3205a101e23b (from https://pypi.org/simple/cy-rwlock/), version: 1.1.post1
2021-07-15T07:16:31,946   Found link https://files.pythonhosted.org/packages/96/98/7c8564a52a86087dcfe510ce71ec1410eaa58f9b1fb18fed2f62f257643d/cy_rwlock-1.2.tar.gz#sha256=c4c184dfff04b513f969d6815b3232266d984ff32378b86f6e5448c265650671 (from https://pypi.org/simple/cy-rwlock/), version: 1.2
2021-07-15T07:16:31,947   Found link https://files.pythonhosted.org/packages/35/07/bdb99dc9e2765fda693a1f19a38674f3af79a15fbdd732fc1b3a428938d7/cy_rwlock-1.2.post5.tar.gz#sha256=cd3ec40f95821d8316e3615e4b9443e5bbc998655921c9226653206ef1db2688 (from https://pypi.org/simple/cy-rwlock/), version: 1.2.post5
2021-07-15T07:16:31,947   Found link https://files.pythonhosted.org/packages/62/d4/8811aa4a64e08aa1bb4f84c1ae94bfacf0d1fad8f25a39726a02c01a278a/cy_rwlock-1.3.tar.gz#sha256=0d004956487360152176c30715c76a5e6809487ba5dc0c36a0c71cc82106e58c (from https://pypi.org/simple/cy-rwlock/), version: 1.3
2021-07-15T07:16:31,948   Found link https://files.pythonhosted.org/packages/f3/0f/1b51f73be9a0b08e503e20c071e0866d9e06341df3d3001eef5f92af01fc/cy_rwlock-1.3.post4.tar.gz#sha256=ab658c6504a3fa86610a44d9fab188799cf7725df13d82697d828e94d8f35291 (from https://pypi.org/simple/cy-rwlock/), version: 1.3.post4
2021-07-15T07:16:31,949   Found link https://files.pythonhosted.org/packages/ca/d9/5a3d417a240eed4a426d5559079b82ce690b42f45b0fdf8f69bba681923a/cy_rwlock-1.3.post5.tar.gz#sha256=8fb8ccd52a95f69741c597ca8503117b4879e2625bb4d04f0d0d922d8fa044ed (from https://pypi.org/simple/cy-rwlock/), version: 1.3.post5
2021-07-15T07:16:31,978   Found link https://files.pythonhosted.org/packages/2d/6c/505089266e269a76b5f778e76d22cd282e744a1f9db875c2ecba26382eec/cy_rwlock-1.4-py3-none-any.whl#sha256=5d6b8bade6d7b7fc5bcc6ff510f1e8067a3c1177107e2cb7aa73eb2b031dd1db (from https://pypi.org/simple/cy-rwlock/), version: 1.4
2021-07-15T07:16:31,979   Found link https://files.pythonhosted.org/packages/e9/9f/fb4638577e4938a29b65db982d21c1f9c9f5a442e636249f715e3a4b141f/cy_rwlock-1.4.tar.gz#sha256=1722b5ed9e20bc8b48c458dc6cefb8cd7f09b8000f06fc5d4b0526acc728ea9e (from https://pypi.org/simple/cy-rwlock/), version: 1.4
2021-07-15T07:16:31,980   Found link https://files.pythonhosted.org/packages/a2/dd/63fa36486478fc177788177048cb474a7b538e731b82c4dc23ae556970a5/cy_rwlock-1.5-py3-none-any.whl#sha256=e74492e47441f94c97adcd42581a6b316673ebf52dcb6b95649a18216196ca12 (from https://pypi.org/simple/cy-rwlock/), version: 1.5
2021-07-15T07:16:31,981   Found link https://files.pythonhosted.org/packages/31/36/ba2b622f98e595682280c6a1797a6bd373dac004fcadd3efbf6dcad0995d/cy_rwlock-1.5.tar.gz#sha256=b1495bcae96fcd30dfea4e2948b39c340ad71c4ede796e2200283f4b40a3abc8 (from https://pypi.org/simple/cy-rwlock/), version: 1.5
2021-07-15T07:16:31,982   Found link https://files.pythonhosted.org/packages/89/d2/5ecc9a68c10469e83ea8d0ff6e62c4f31fb9192427ede09c0201b30721e8/cy_rwlock-1.5.1-py3-none-any.whl#sha256=8d0d0e948bf80ee0c547861936a5db18eb48e58f2af4ba7a5ac3242e04e86820 (from https://pypi.org/simple/cy-rwlock/), version: 1.5.1
2021-07-15T07:16:31,982   Found link https://files.pythonhosted.org/packages/15/18/5f784c804f0e06cc25689e75984fe4eccb9bd3f88593df120d2f44885334/cy_rwlock-1.5.1.tar.gz#sha256=63fb39359079928cc37930a9cf8e9e5820c30cf6c285f45358d87d70e147afd3 (from https://pypi.org/simple/cy-rwlock/), version: 1.5.1
2021-07-15T07:16:31,984   Found link https://files.pythonhosted.org/packages/3f/db/5da78c58396ce4bf12d7c07f75d02484bd62612445a1fe23ea8a57437bbb/cy_rwlock-1.6.0-py3-none-any.whl#sha256=5ef34d3e385d4bd9d0d7dfe2c2bf66e64f02dfc77fbc0d030fc505c0580e2447 (from https://pypi.org/simple/cy-rwlock/), version: 1.6.0
2021-07-15T07:16:31,985   Found link https://files.pythonhosted.org/packages/1a/2d/9882ecf00d2db3de8b9000600d99e71d0d6fa7b1a60c9fb658f505e9e122/cy_rwlock-1.6.0.tar.gz#sha256=f6b6c3a5503589ea518b77ecb2f197f2a4e0a5db79f5a1734f7b32f5db6aef29 (from https://pypi.org/simple/cy-rwlock/), version: 1.6.0
2021-07-15T07:16:31,986   Found link https://files.pythonhosted.org/packages/4c/a2/ca7f6fd212c59e517ce45fe69b9e48225119c22628ae059bab159d47055c/cy_rwlock-1.6.1-py3-none-any.whl#sha256=8ca093ee9ed2f720da19a5431bd44377671694848c4003298f06cf49b2ec8e5a (from https://pypi.org/simple/cy-rwlock/), version: 1.6.1
2021-07-15T07:16:31,986   Found link https://files.pythonhosted.org/packages/18/b9/a452311aac6a7cdc9d3aa838ab9394b5a82957b72c022df98ae45246a331/cy_rwlock-1.6.1.tar.gz#sha256=f52546d1ce78629245785f734297fa0a18e0d07e4b4c47c5a1642d80be61afeb (from https://pypi.org/simple/cy-rwlock/), version: 1.6.1
2021-07-15T07:16:31,987   Found link https://files.pythonhosted.org/packages/47/03/70111a3cb0d88483ee0cc2a42d47a23de8f6e46bb74287e164c1fc45404a/cy_rwlock-1.6.2-py3-none-any.whl#sha256=269341554a8e6d6ddaf30424f58153f2f832b93dd4de29a816b61a9b1934a152 (from https://pypi.org/simple/cy-rwlock/), version: 1.6.2
2021-07-15T07:16:31,988   Found link https://files.pythonhosted.org/packages/3d/a1/b76b710def957a32e651e3a8d6e2e42accdfb967c05df68b8e5507c5dbdb/cy_rwlock-1.6.2.tar.gz#sha256=1bab14a118a3923c644215ec766c9bddb8c7b77929470cdfb3984d8e35cb9a0c (from https://pypi.org/simple/cy-rwlock/), version: 1.6.2
2021-07-15T07:16:31,989   Found link https://files.pythonhosted.org/packages/07/d6/feb9ca4c8203ffc8ab9e316c755b58da1f8e2356908ab3c29fc0fb33acd9/cy_rwlock-1.7-py3-none-any.whl#sha256=c985f52999907fcc14b68c71975a1112c4b0421656ff14ac383505f966d4a520 (from https://pypi.org/simple/cy-rwlock/), version: 1.7
2021-07-15T07:16:31,990   Found link https://files.pythonhosted.org/packages/d7/84/2d9a79ebf48b5e6ad46f28e707388dcc48d4e6905617dbc89759c0d55194/cy_rwlock-1.7.tar.gz#sha256=25c3f33d8a29619898dc8c1d5cde00995abd20ffa8ea9b1521a220eb3e17cd47 (from https://pypi.org/simple/cy-rwlock/), version: 1.7
2021-07-15T07:16:31,991   Found link https://files.pythonhosted.org/packages/1f/f1/7a3a1d12dc251bdcb1915f311178c6907113d8ed587d7cba3dcd425e1368/cy_rwlock-1.7.1.0-py3-none-any.whl#sha256=bfaad8f023b4aead20cbc1d57770f7920f6d3f471aaf4ea5d1d71f1d3a29786d (from https://pypi.org/simple/cy-rwlock/), version: 1.7.1.0
2021-07-15T07:16:31,992   Found link https://files.pythonhosted.org/packages/8f/4a/8bb091ae80fb3340441828cbac6b23fae6d200f061651359f935ee7109e7/cy_rwlock-1.7.1.0.tar.gz#sha256=82935eedea4ebe7084e693b2908d5cc3c42a7ac69e7985f8b7724697370c36a1 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.1.0
2021-07-15T07:16:31,993   Found link https://files.pythonhosted.org/packages/93/8a/29e05313f0e22a206195d275586cfba0e2b4e96bfd166f032f810ac1e38b/cy_rwlock-1.7.1.1-py3-none-any.whl#sha256=bf63b1cfff914784feedcea0c71f693cca081226e1880801bc321ac46f86ec2a (from https://pypi.org/simple/cy-rwlock/), version: 1.7.1.1
2021-07-15T07:16:31,994   Found link https://files.pythonhosted.org/packages/10/14/aa3c0f8f9203bee134ee8e8f27e5c625fc3b6425884e7df63501a7172335/cy_rwlock-1.7.1.1.tar.gz#sha256=1fe40fed905199fea7f6a0a5715af0ee073c6080e1f27b3ab99f158a6f105947 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.1.1
2021-07-15T07:16:31,995   Found link https://files.pythonhosted.org/packages/4f/76/9b7b1645b67fd17fcc3bd42d87f90979c9d25e3c1e481643951843f3813e/cy_rwlock-1.7.2-py3-none-any.whl#sha256=77679e69c10684ce0a4dc15bde9f46203ebd554124d03462a08596b6044db35c (from https://pypi.org/simple/cy-rwlock/), version: 1.7.2
2021-07-15T07:16:31,996   Found link https://files.pythonhosted.org/packages/bd/b1/0393e7eb11f9b3f240374fed787f6edfebf9903fd426d884f4ab03bc1172/cy_rwlock-1.7.2.0-py3-none-any.whl#sha256=a5aafe6e6c176b3b3c364179513d1f292ef45c09eb8d84549230254240c65075 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.2.0
2021-07-15T07:16:31,998   Found link https://files.pythonhosted.org/packages/cd/26/17a6926095dcdf72825963ec2a23b093cf67d470b5ecfd1477622a1ad944/cy_rwlock-1.7.2.tar.gz#sha256=08680501e3510bfecf3827d86b052f3bdf85a755b7f4c0e94db2c4c2e9a0355b (from https://pypi.org/simple/cy-rwlock/), version: 1.7.2
2021-07-15T07:16:31,999   Found link https://files.pythonhosted.org/packages/2b/42/c91f30b860a32f063c044737b6fb086e36cad1d7da02a5a4642b2653e0fd/cy_rwlock-1.7.3-py3-none-any.whl#sha256=82323fdd31cd9c2e8db7c8caa2bb996a333de498769d881794665f2d220a2277 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.3
2021-07-15T07:16:32,000   Found link https://files.pythonhosted.org/packages/e0/21/ba7a286764f309991b7c47ce27f183f23f5d36cdba2b3ac9bf6986732535/cy_rwlock-1.7.3.tar.gz#sha256=7c72ad7bccd861125e147dd69bddc7742f95f51d0a73d81dd5e66064e03f9d49 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.3
2021-07-15T07:16:32,001   Found link https://files.pythonhosted.org/packages/39/ca/aae0267e14c420b1102b58f224c438159a771ea6854b1230cda9d8a3191a/cy_rwlock-1.7.4-py3-none-any.whl#sha256=55fad81c1df2e9b90b76c3bb5519227bf8d24790527b15f22ceb486ebbe4642a (from https://pypi.org/simple/cy-rwlock/), version: 1.7.4
2021-07-15T07:16:32,002   Found link https://files.pythonhosted.org/packages/3b/a8/7788f218319606809f92765f5aa0f147a7749ab90e256c911ea81e245755/cy_rwlock-1.7.4.tar.gz#sha256=92976a79b137ddabb1d3e2c3734d83e94bf42e9c6a64e83ef4919f0a50b5d828 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.4
2021-07-15T07:16:32,004   Found link https://files.pythonhosted.org/packages/a6/87/2d5f4194c056094189d2c6aaa5e3a59cf58e8258d4a3729bad37dd5b4841/cy_rwlock-1.7.6-py3-none-any.whl#sha256=d5cbac81691a2b9096375c958c47778ef8aa1ff6389f9c0105d3623a542d21e8 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.6
2021-07-15T07:16:32,005   Found link https://files.pythonhosted.org/packages/3a/ec/c8a476e46f3798612cb9faffc442e9a7656b3c81475c2c4e21b081d485b4/cy_rwlock-1.7.6.tar.gz#sha256=03ddd09f643c8c4bad794c5c199883e0f7ba44057b2a2887c4ad334cededc698 (from https://pypi.org/simple/cy-rwlock/), version: 1.7.6
2021-07-15T07:16:32,006   Found link https://files.pythonhosted.org/packages/ec/79/24bfd75faf0b4aa0a7a634f1ae85028510f6472b42a44c0c3f04e421b893/cy_rwlock-1.9.0-py3-none-any.whl#sha256=757e2f59e2b5adf8cc3b4cfa71161fbb8d768374e20a76dddb22a2bd920a5bf2 (from https://pypi.org/simple/cy-rwlock/), version: 1.9.0
2021-07-15T07:16:32,007   Found link https://files.pythonhosted.org/packages/83/e9/a189602c6f7dd4caa70c74799bd63b7334654992ed2ca8e3f2d1e189a39a/cy_rwlock-1.9.0.tar.gz#sha256=9819528f5105ef8ba9c48deff9c145b26f6546e4a9bb4e7edf40ec2c1e323c57 (from https://pypi.org/simple/cy-rwlock/), version: 1.9.0
2021-07-15T07:16:32,008   Found link https://files.pythonhosted.org/packages/20/af/8e423a703e9cbfa16b138f7beebba84dd35b2d8de1896dfa631bc7eaa248/cy_rwlock-1.9.1-py3-none-any.whl#sha256=24e40c6967541125ccd1ebd9c61cb6232461ec74647fc78c66d34b23797f052e (from https://pypi.org/simple/cy-rwlock/), version: 1.9.1
2021-07-15T07:16:32,009   Found link https://files.pythonhosted.org/packages/0a/61/a50a55f570da11945c8af6adcb6cabeab2bd097bbf5adee71ec7c6b9ab63/cy_rwlock-1.9.1.tar.gz#sha256=55fa13c37839a05b6f201970442b28613f3bfd1ad9eef294598732fcec31bedd (from https://pypi.org/simple/cy-rwlock/), version: 1.9.1
2021-07-15T07:16:32,010 Skipping link: not a file: https://pypi.org/simple/cy-rwlock/
2021-07-15T07:16:32,025 Given no hashes to check 1 links for project 'cy-rwlock': discarding no candidates
2021-07-15T07:16:32,069 Collecting cy-rwlock==1.3.post5
2021-07-15T07:16:32,072   Created temporary directory: /tmp/pip-unpack-mg_fj6qy
2021-07-15T07:16:32,258   Downloading cy_rwlock-1.3.post5.tar.gz (3.5 kB)
2021-07-15T07:16:32,334   Added cy-rwlock==1.3.post5 from https://files.pythonhosted.org/packages/ca/d9/5a3d417a240eed4a426d5559079b82ce690b42f45b0fdf8f69bba681923a/cy_rwlock-1.3.post5.tar.gz#sha256=8fb8ccd52a95f69741c597ca8503117b4879e2625bb4d04f0d0d922d8fa044ed to build tracker '/tmp/pip-req-tracker-kyvpibo7'
2021-07-15T07:16:32,336     Running setup.py (path:/tmp/pip-wheel-k3tn5ksq/cy-rwlock_0edfa5db2e6844e5bcea25309ecdc0a0/setup.py) egg_info for package cy-rwlock
2021-07-15T07:16:32,337     Created temporary directory: /tmp/pip-pip-egg-info-csj0p7s3
2021-07-15T07:16:32,338     Running command python setup.py egg_info
2021-07-15T07:16:34,606     fatal: not a git repository (or any of the parent directories): .git
2021-07-15T07:16:34,868     running egg_info
2021-07-15T07:16:34,874     creating /tmp/pip-pip-egg-info-csj0p7s3/cy_rwlock.egg-info
2021-07-15T07:16:34,876     writing /tmp/pip-pip-egg-info-csj0p7s3/cy_rwlock.egg-info/PKG-INFO
2021-07-15T07:16:34,881     writing dependency_links to /tmp/pip-pip-egg-info-csj0p7s3/cy_rwlock.egg-info/dependency_links.txt
2021-07-15T07:16:34,887     writing top-level names to /tmp/pip-pip-egg-info-csj0p7s3/cy_rwlock.egg-info/top_level.txt
2021-07-15T07:16:34,890     writing manifest file '/tmp/pip-pip-egg-info-csj0p7s3/cy_rwlock.egg-info/SOURCES.txt'
2021-07-15T07:16:35,139     reading manifest file '/tmp/pip-pip-egg-info-csj0p7s3/cy_rwlock.egg-info/SOURCES.txt'
2021-07-15T07:16:35,145     writing manifest file '/tmp/pip-pip-egg-info-csj0p7s3/cy_rwlock.egg-info/SOURCES.txt'
2021-07-15T07:16:35,348   WARNING: Requested cy-rwlock==1.3.post5 from https://files.pythonhosted.org/packages/ca/d9/5a3d417a240eed4a426d5559079b82ce690b42f45b0fdf8f69bba681923a/cy_rwlock-1.3.post5.tar.gz#sha256=8fb8ccd52a95f69741c597ca8503117b4879e2625bb4d04f0d0d922d8fa044ed, but installing version 0.0.0
2021-07-15T07:16:35,350   Removed cy-rwlock==1.3.post5 from https://files.pythonhosted.org/packages/ca/d9/5a3d417a240eed4a426d5559079b82ce690b42f45b0fdf8f69bba681923a/cy_rwlock-1.3.post5.tar.gz#sha256=8fb8ccd52a95f69741c597ca8503117b4879e2625bb4d04f0d0d922d8fa044ed from build tracker '/tmp/pip-req-tracker-kyvpibo7'
2021-07-15T07:16:35,353 WARNING: Discarding https://files.pythonhosted.org/packages/ca/d9/5a3d417a240eed4a426d5559079b82ce690b42f45b0fdf8f69bba681923a/cy_rwlock-1.3.post5.tar.gz#sha256=8fb8ccd52a95f69741c597ca8503117b4879e2625bb4d04f0d0d922d8fa044ed (from https://pypi.org/simple/cy-rwlock/). Requested cy-rwlock==1.3.post5 from https://files.pythonhosted.org/packages/ca/d9/5a3d417a240eed4a426d5559079b82ce690b42f45b0fdf8f69bba681923a/cy_rwlock-1.3.post5.tar.gz#sha256=8fb8ccd52a95f69741c597ca8503117b4879e2625bb4d04f0d0d922d8fa044ed has inconsistent version: filename has '1.3.post5', but metadata has '0.0.0'
2021-07-15T07:16:35,355 ERROR: Could not find a version that satisfies the requirement cy-rwlock==1.3.post5 (from versions: 0.2, 1.0, 1.1, 1.1.post1, 1.2, 1.2.post5, 1.3, 1.3.post4, 1.3.post5, 1.4, 1.5, 1.5.1, 1.6.0, 1.6.1, 1.6.2, 1.7, 1.7.1.0, 1.7.1.1, 1.7.2, 1.7.3, 1.7.4, 1.7.6, 1.9.0, 1.9.1)
2021-07-15T07:16:35,356 ERROR: No matching distribution found for cy-rwlock==1.3.post5
2021-07-15T07:16:35,356 Exception information:
2021-07-15T07:16:35,356 Traceback (most recent call last):
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-15T07:16:35,356     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-15T07:16:35,356     raise RequirementsConflicted(criterion)
2021-07-15T07:16:35,356 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('cy-rwlock==1.3.post5')
2021-07-15T07:16:35,356 
2021-07-15T07:16:35,356 During handling of the above exception, another exception occurred:
2021-07-15T07:16:35,356 
2021-07-15T07:16:35,356 Traceback (most recent call last):
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-15T07:16:35,356     result = self._result = resolver.resolve(
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-15T07:16:35,356     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-15T07:16:35,356     raise ResolutionImpossible(e.criterion.information)
2021-07-15T07:16:35,356 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('cy-rwlock==1.3.post5'), parent=None)]
2021-07-15T07:16:35,356 
2021-07-15T07:16:35,356 The above exception was the direct cause of the following exception:
2021-07-15T07:16:35,356 
2021-07-15T07:16:35,356 Traceback (most recent call last):
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-15T07:16:35,356     status = self.run(options, args)
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-15T07:16:35,356     return func(self, options, args)
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-15T07:16:35,356     requirement_set = resolver.resolve(
2021-07-15T07:16:35,356   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-15T07:16:35,356     raise error from e
2021-07-15T07:16:35,356 pip._internal.exceptions.DistributionNotFound: No matching distribution found for cy-rwlock==1.3.post5
2021-07-15T07:16:35,378 Removed build tracker: '/tmp/pip-req-tracker-kyvpibo7'