2021-07-10T00:02:53,184 Created temporary directory: /tmp/pip-ephem-wheel-cache-3_kumlct
2021-07-10T00:02:53,187 Created temporary directory: /tmp/pip-req-tracker-nveue7kw
2021-07-10T00:02:53,187 Initialized build tracking at /tmp/pip-req-tracker-nveue7kw
2021-07-10T00:02:53,187 Created build tracker: /tmp/pip-req-tracker-nveue7kw
2021-07-10T00:02:53,187 Entered build tracker: /tmp/pip-req-tracker-nveue7kw
2021-07-10T00:02:53,188 Created temporary directory: /tmp/pip-wheel-2ua4hl6z
2021-07-10T00:02:53,221 1 location(s) to search for versions of pony:
2021-07-10T00:02:53,221 * https://pypi.org/simple/pony/
2021-07-10T00:02:53,222 Fetching project page and analyzing links: https://pypi.org/simple/pony/
2021-07-10T00:02:53,222 Getting page https://pypi.org/simple/pony/
2021-07-10T00:02:53,224 Found index url https://pypi.org/simple
2021-07-10T00:02:53,334   Found link https://files.pythonhosted.org/packages/e8/66/cfa2f7e069ad60d549d37f179cdf9d8bfe86d18328a3ef486c72857460e0/pony-0.1.tar.gz#sha256=99c082a99320b494c833b7248c53d7670c9266c578a7b339a41d7a7c186c5ca3 (from https://pypi.org/simple/pony/), version: 0.1
2021-07-10T00:02:53,335   Found link https://files.pythonhosted.org/packages/3b/de/43ce897de9af4423b86e2db9bc865d85acf8db2cc45d172b068d1394ea47/pony-0.2.tar.gz#sha256=19fed9e58921bba5fb090a1e33848d14d1cafb0c6bd8a7307d5bd072adb9160f (from https://pypi.org/simple/pony/), version: 0.2
2021-07-10T00:02:53,335   Found link https://files.pythonhosted.org/packages/9b/93/71965be23af31496d4d54bb5950096cee69c34dc661b32bca6f1398bd6b8/pony-0.3.tar.gz#sha256=755b076cd6125bbfe3a5ac6f8c879332f173057b765e02f2e5923a27a4b5dee9 (from https://pypi.org/simple/pony/), version: 0.3
2021-07-10T00:02:53,336   Found link https://files.pythonhosted.org/packages/b5/99/19cc5fa4636cb02a763b4322b2092d553eee016cc483ca62a8334e704be2/pony-0.4.tar.gz#sha256=d5e08bde84bf42d2a8336e9b92fbe47f5dd449bdf58d5972adc2df45bd2db008 (from https://pypi.org/simple/pony/), version: 0.4
2021-07-10T00:02:53,336   Found link https://files.pythonhosted.org/packages/e6/37/3d1b28f942a42ca40c044fd6d3183156147a0fac2272407450d75c659317/pony-0.4.1.tar.gz#sha256=b7267488955f31795ae5ba532c02cfe5c22f1a57c2748ad01e420297dc45533d (from https://pypi.org/simple/pony/), version: 0.4.1
2021-07-10T00:02:53,336   Found link https://files.pythonhosted.org/packages/b5/5f/02bd6733a596f83ecae9e7fc82a20fed33c6653044c0d13acb1f7e4b9431/pony-0.4.2.tar.gz#sha256=808b14b0d72849f7d8f29085c426b681d45d2a8d9592a8bbece4f239a7d0146a (from https://pypi.org/simple/pony/), version: 0.4.2
2021-07-10T00:02:53,336   Found link https://files.pythonhosted.org/packages/42/48/32810323da42a089af482f2514687189a0dfcf3d9368a0e67d576cef7325/pony-0.4.3.tar.gz#sha256=cd5fb00354402d139a76567974d076693ff8558736ef19efe4a250ca5965f4da (from https://pypi.org/simple/pony/), version: 0.4.3
2021-07-10T00:02:53,337   Found link https://files.pythonhosted.org/packages/d5/9a/d4ff806e917b500a0f6f1e604599352fd39b1ae89ddfbf60cf60a567b2bc/pony-0.4.5.zip#sha256=2b3337d5480e981c236dc26f91c49f8e7e030af12c46b0ca36bbb12de9a23c09 (from https://pypi.org/simple/pony/), version: 0.4.5
2021-07-10T00:02:53,337   Found link https://files.pythonhosted.org/packages/6c/9f/8474ac74e25e6a156ca8a554d5020ffb40337edf721a71ab612fedde8b1e/pony-0.4.6.tar.gz#sha256=96a769683ef4357bfab5224dcacc7227c960727aa0ba67a1ad0d36177fb0ca22 (from https://pypi.org/simple/pony/), version: 0.4.6
2021-07-10T00:02:53,337   Found link https://files.pythonhosted.org/packages/c5/2a/8acaec241f41b13f9e90221701b35d755ce3e34aab7b25dec82d4abbda7e/pony-0.4.7.tar.gz#sha256=4db1a09329a90b01a29816030b2c56f67614954d1f896ed44bf1972116dcecf5 (from https://pypi.org/simple/pony/), version: 0.4.7
2021-07-10T00:02:53,338   Found link https://files.pythonhosted.org/packages/1b/51/5eadbbf1ff8ff2199c9b51c01bcbb6165e84983e151c68522ba25f3a52c0/pony-0.4.8.tar.gz#sha256=2f042e937d803b1d8708f2a0695cdefc090e4c55113d86fe02800d02fbff815a (from https://pypi.org/simple/pony/), version: 0.4.8
2021-07-10T00:02:53,338   Found link https://files.pythonhosted.org/packages/06/84/be0d0863919076772c684422bce073dba168735573e24e2684f0518432da/pony-0.4.9.tar.gz#sha256=a512676db6d4ef7ce202a797308b186d3856ca5f0ae4df2f77635f06a0cb512b (from https://pypi.org/simple/pony/), version: 0.4.9
2021-07-10T00:02:53,338   Found link https://files.pythonhosted.org/packages/d3/f2/1e4095953703ff473ac3936805ec664918f52e6f1746eff60bdb105bbd85/pony-0.5-beta.tar.gz#sha256=7058d01c9053566062285970ba2bbcbe0c47ed92545e41f1fcb490167652359f (from https://pypi.org/simple/pony/), version: 0.5-beta
2021-07-10T00:02:53,338   Found link https://files.pythonhosted.org/packages/f9/2b/da3d1e71a8cfeaa6143b83da6f23248af3f68587bc99e3308a58c402ae8b/pony-0.5.tar.gz#sha256=4357115be3ebd3d90a4a143483d9916034c69be9a0c9219e608efb411d9fca16 (from https://pypi.org/simple/pony/), version: 0.5
2021-07-10T00:02:53,339   Found link https://files.pythonhosted.org/packages/2c/d5/496269f4eb7a924edb91e73dfc44ddb00ed2cbb1badca6f919c60d1d8b7d/pony-0.5.1.tar.gz#sha256=4a88ca4af9fbe9d88670a13c58ec3eb3f5cdcbb47f93b02854996cc9c99c2a29 (from https://pypi.org/simple/pony/), version: 0.5.1
2021-07-10T00:02:53,339   Found link https://files.pythonhosted.org/packages/9e/6a/ed0233d9ef6f7a9e834f4ceeb8a8fce87460a5147839eaf3024e1acf9b20/pony-0.5.2.tar.gz#sha256=cce11374c60aeaccfd1b9d756af90d0e540870e9ccb7ec7a7a58615f78e326db (from https://pypi.org/simple/pony/), version: 0.5.2
2021-07-10T00:02:53,339   Found link https://files.pythonhosted.org/packages/57/10/5b8e1f1ce6b96e045438cf9fe93bab24a01bacbe7b75e441a6dee27ddab0/pony-0.5.3.tar.gz#sha256=3e1a6fc431ae4c61c89096cb3c1af2f1ab8f72f0f09a1e78113ffffb7f4af7b2 (from https://pypi.org/simple/pony/), version: 0.5.3
2021-07-10T00:02:53,340   Found link https://files.pythonhosted.org/packages/17/86/63a16eecc882251299928adf115027616c5e73f705d8ffdb4afa5adce3e3/pony-0.5.4.tar.gz#sha256=ecd23037049f3d7f5a4244fa517f709a0b6b1454aea74230f7a4a1edbb72f725 (from https://pypi.org/simple/pony/), version: 0.5.4
2021-07-10T00:02:53,340   Found link https://files.pythonhosted.org/packages/d7/07/5ec53af50c9ae02648cb84037dd4f5b8346e853fbc04b83e0ae1c6d027f2/pony-0.6rc1.tar.gz#sha256=c5bd5f1d96f37d8df14c02a1950f78f0fd214f509204ec7631f4d212a229c3ea (from https://pypi.org/simple/pony/), version: 0.6rc1
2021-07-10T00:02:53,340   Found link https://files.pythonhosted.org/packages/18/61/1e885ce56a0fa86ac73c9835a9b2d54489cd6bd50fe24111eb1145cb0ee6/pony-0.6rc2.tar.gz#sha256=318e35e6c053e35b3c80fb7c4a49abb553869020a67b01682475eae094c2b590 (from https://pypi.org/simple/pony/), version: 0.6rc2
2021-07-10T00:02:53,341   Found link https://files.pythonhosted.org/packages/40/19/3fb826ff7ae4702d67a48066c3737c4622e71fc612cd5c282e81b6c98192/pony-0.6rc3.tar.gz#sha256=df10d8de437672e51c4d7786e34632c9ec869f242e5e226777b871aa32b365d8 (from https://pypi.org/simple/pony/), version: 0.6rc3
2021-07-10T00:02:53,341   Found link https://files.pythonhosted.org/packages/0f/e1/40110a133b80488d5831f224f47d0673c86d0d6bf9353c44df2f17ce0232/pony-0.6.tar.gz#sha256=b46eb1358e6ba537d08b26555937796ccf0c42516c5067a61826eea66cd5b3ca (from https://pypi.org/simple/pony/), version: 0.6
2021-07-10T00:02:53,341   Found link https://files.pythonhosted.org/packages/bd/8f/e43afd69d977746298f0fd97c1cb5fe1d46d2e9b6805a71418566576a895/pony-0.6.1.tar.gz#sha256=aa798f2f4cee511de3be555f56673ed48d61b73ac1a75152fce2f1e7f5aa730a (from https://pypi.org/simple/pony/), version: 0.6.1
2021-07-10T00:02:53,341   Found link https://files.pythonhosted.org/packages/c0/20/e9b28b8c41a50f0f8ba61afa7b89319e74a153893eaae78dfb68198d2978/pony-0.6.2.tar.gz#sha256=854db8fc10d6b2aaf38f352e8f56c61e826c7af5d672f98c9ec2f7d9cda13e4d (from https://pypi.org/simple/pony/), version: 0.6.2
2021-07-10T00:02:53,342   Found link https://files.pythonhosted.org/packages/50/3a/8fbf00bd8b7d426ceb205e079996ef0da43aa6589ead64536825f39ec59d/pony-0.6.3.tar.gz#sha256=1ccf0adccad857bae03ab364ae5b2af9f7ad14fa747a5dbf9c7978440a94a5f9 (from https://pypi.org/simple/pony/), version: 0.6.3
2021-07-10T00:02:53,342   Found link https://files.pythonhosted.org/packages/1b/0e/c6368f14528f7ae1764db428b68f115f4cbb32a810e01415bf8755d1c5f3/pony-0.6.4.tar.gz#sha256=8ef529f15ad4877ca1e1d0e63096d618844e37039dfce9501844c244daf07ab6 (from https://pypi.org/simple/pony/), version: 0.6.4
2021-07-10T00:02:53,342   Found link https://files.pythonhosted.org/packages/ee/4c/dbf86d91102899c21130e5b004d6cf90a0384cf320483dfa8f420fd86269/pony-0.6.5.tar.gz#sha256=2fed17c8bf49138d0fe9d462074e0e2a5f04a877361f86b3a598495a43f99a6d (from https://pypi.org/simple/pony/), version: 0.6.5
2021-07-10T00:02:53,342   Found link https://files.pythonhosted.org/packages/89/f0/3dc9d1e60e91638c17abc6665df22e08306fa355608527f71a874dac4218/pony-0.6.6.zip#sha256=f4cc1aa569f03b38c8dbc6e5ae96db35c01a42230c18568a78db26d0f4b4c125 (from https://pypi.org/simple/pony/), version: 0.6.6
2021-07-10T00:02:53,343   Found link https://files.pythonhosted.org/packages/75/a1/a90a4eac42af0dc1614350ed7858d064c8730c41bbaee79200267f31f06a/pony-0.7.tar.gz#sha256=e549d528cd871ebbd0e2a974d7dfeac2c1fa87045736e633953e2b2b72432aaa (from https://pypi.org/simple/pony/), version: 0.7
2021-07-10T00:02:53,343   Found link https://files.pythonhosted.org/packages/2d/76/d82a01009aaf7896dfdd12489aa6634ff6d9c7743eebe0f4e9a6c1de7df1/pony-0.7.1.tar.gz#sha256=f3095910053ce60204e7af2dd5c3971bf4acf1db3c99ed7b7357cbfd7a9ac532 (from https://pypi.org/simple/pony/), version: 0.7.1
2021-07-10T00:02:53,343   Found link https://files.pythonhosted.org/packages/9e/ca/6521f06ac2e28a9fd91fba203c14a0cc0a16984db06e0b52d2777c4eaa23/pony-0.7.2.tar.gz#sha256=90e68d13559cada7941a3c1f143852ad20c5ce49f0c4172d3d78a5cb82127e35 (from https://pypi.org/simple/pony/), version: 0.7.2
2021-07-10T00:02:53,344   Found link https://files.pythonhosted.org/packages/87/f0/3c413664385f2515dabbeae8dfd9289a81d40bac37c7dcaed4c8e9d13aa5/pony-0.7.3.tar.gz#sha256=114b3e075e79de27a729bbc59812290334dd82644d41120df9d556336cffa67c (from https://pypi.org/simple/pony/), version: 0.7.3
2021-07-10T00:02:53,344   Found link https://files.pythonhosted.org/packages/ac/e7/fac4c751418ed350e7b844e26309b8cf3b183eec5cd551a0ffcfd9d2f0f9/pony-0.7.4.zip#sha256=f44639c941b1e48d9e1e9f94dd018314ec7ba92bb81a1ae7859871a5126b2cef (from https://pypi.org/simple/pony/), version: 0.7.4
2021-07-10T00:02:53,361   Found link https://files.pythonhosted.org/packages/17/d6/e7c8dce35d3fbc635d9627ca1c146dde40331ecbccf8bb595038ff29c4ba/pony-0.7.5-py3-none-any.whl#sha256=ef83f9c2556884dd2b7fb89b6814750e68ce423d3f06d921d0e656079ab4e043 (from https://pypi.org/simple/pony/), version: 0.7.5
2021-07-10T00:02:53,361   Found link https://files.pythonhosted.org/packages/ba/71/3567187750ca1299124a5b27142d1227bf9cef68516ef497f02227cf358b/pony-0.7.5.tar.gz#sha256=4493839bb884dfda1df807265b0fcc9a2c3f8f8b86e018021c9621d78b90d4a3 (from https://pypi.org/simple/pony/), version: 0.7.5
2021-07-10T00:02:53,362   Skipping link: none of the wheel's tags (py2-none-any) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/d1/15/6c8f87dfc2464c862d69c8ced56ab9ef3a3108bb8ec32e578e3144d3c746/pony-0.7.6rc1-py2-none-any.whl#sha256=7ae8f8915b5b059d20f1324e891d1a0a370d25dec2771d10f4e8d0bf41ab0caa (from https://pypi.org/simple/pony/)
2021-07-10T00:02:53,362   Found link https://files.pythonhosted.org/packages/88/59/86775deaf8edd6b16bea203677491790ab1e62288fccd0930f1cb9e2a0a7/pony-0.7.6rc1-py3-none-any.whl#sha256=8212d580c2319bd82e241f0fd0fa5204f9ca0baa257be02a80c69f679f8be7e0 (from https://pypi.org/simple/pony/), version: 0.7.6rc1
2021-07-10T00:02:53,363   Found link https://files.pythonhosted.org/packages/94/28/09f433804712806a27ff660f4569583f20f41324a943ec3f19db1482729e/pony-0.7.6rc1.tar.gz#sha256=64d779c555f0164acb48af0df71af81a518cc07311b7f9184fe9a51bdb779c06 (from https://pypi.org/simple/pony/), version: 0.7.6rc1
2021-07-10T00:02:53,363   Skipping link: none of the wheel's tags (py2-none-any) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/5f/a5/a7feeeb532438e436feadbd054a744c26748dd8d43a2b1fe59c43f830b8b/pony-0.7.6-py2-none-any.whl#sha256=0d72f4ab9d50d42f275606c0c2812aa704bf3a37ac8f2a60c9892eff3f90d615 (from https://pypi.org/simple/pony/)
2021-07-10T00:02:53,364   Found link https://files.pythonhosted.org/packages/4c/33/3cb99aab8f115a5b6b9c07988d1abfa2ab8f6d937d65d27eff01518006f0/pony-0.7.6-py3-none-any.whl#sha256=c6dee426b50001a5cf984f201b2b61d66acd8f5018813e3a587467971f30ec2a (from https://pypi.org/simple/pony/), version: 0.7.6
2021-07-10T00:02:53,364   Found link https://files.pythonhosted.org/packages/ea/d9/ebc9d7719b6e3f7ed07e02e88fe2f2d4f92c860f0c35dd4acf0ec1a3b55d/pony-0.7.6.tar.gz#sha256=b18434011c03c2981e44a2cfbbaeec4bdebe30adb434d1dfd6be8f59d07f37bd (from https://pypi.org/simple/pony/), version: 0.7.6
2021-07-10T00:02:53,364   Found link https://files.pythonhosted.org/packages/d1/e6/237b1b06393029f02a79b4d1cebc83054981b5c4b1d3efed9f2e02e909a7/pony-0.7.7.tar.gz#sha256=b3acfefb0b88becb72cc39fbdfe0e51393fb225389b69df2b2fd44024064026a (from https://pypi.org/simple/pony/), version: 0.7.7
2021-07-10T00:02:53,365   Found link https://files.pythonhosted.org/packages/eb/a2/9a5464ce8df46a62fcbe44feaebf8f62220669ff76047657a03d52202239/pony-0.7.8.tar.gz#sha256=265214eb9b07a9c45fb51358031c08906e5550872647cf7c19b5b19aae0b3bbb (from https://pypi.org/simple/pony/), version: 0.7.8
2021-07-10T00:02:53,365   Found link https://files.pythonhosted.org/packages/fa/28/7106ba263cc206bee67afdb3f92975c024875b3b8f194b5a3038293763c8/pony-0.7.9.tar.gz#sha256=2fdc41d9dcf2b6e70dd0623e328f31349b559b8f5e83996f9272bac4fd7b279c (from https://pypi.org/simple/pony/), version: 0.7.9
2021-07-10T00:02:53,365   Found link https://files.pythonhosted.org/packages/4e/70/05d61be7c65ecac6d8798221f53879c3620958864cddfd74516c1d3178de/pony-0.7.10.tar.gz#sha256=55bb9d4d12029d8c2bbbc7a284970e72225035db7e6370c0a15ec93d1886fe88 (from https://pypi.org/simple/pony/), version: 0.7.10
2021-07-10T00:02:53,366   Found link https://files.pythonhosted.org/packages/2d/4a/0485217f4fe40d9bbb55a751fd3e048f78848e94a2988e5b09add69bb045/pony-0.7.11.tar.gz#sha256=d1008d465d3c5db435fe2636f4c9e1a4a04a24f27c5d7cb4943ba5c596de7e17 (from https://pypi.org/simple/pony/), version: 0.7.11
2021-07-10T00:02:53,366   Found link https://files.pythonhosted.org/packages/fe/5e/f133d0559ca5015f0bd1089779c4b5ce115e728a6dd606a18dc529550fbb/pony-0.7.12.tar.gz#sha256=1909758ad70f83245c6c6c863760fc5ba1ee2af388c6a5584cb2ffed38bed20a (from https://pypi.org/simple/pony/), version: 0.7.12
2021-07-10T00:02:53,366   Found link https://files.pythonhosted.org/packages/48/e4/45fa6185e86edfa97eef5a4fbe3f29f537de7f36c032ff7c54676310dcb1/pony-0.7.13.tar.gz#sha256=8a9e7339fe7a5182566c83047dbae8053aa1cf458bff0f21f1ae1b106a210cbb (from https://pypi.org/simple/pony/), version: 0.7.13
2021-07-10T00:02:53,366   Found link https://files.pythonhosted.org/packages/51/e3/6186f12eb13c3ccac25a744296865e55b2bdb4d3bebc4bffedecf5fe1586/pony-0.7.14.tar.gz#sha256=2f01e84e79ea7a14040225cb6c079bb266e7ba147346356c266490b18c77ce82 (from https://pypi.org/simple/pony/), version: 0.7.14
2021-07-10T00:02:53,367 Skipping link: not a file: https://pypi.org/simple/pony/
2021-07-10T00:02:53,374 Given no hashes to check 1 links for project 'pony': discarding no candidates
2021-07-10T00:02:53,393 Collecting pony==0.5.3
2021-07-10T00:02:53,394   Created temporary directory: /tmp/pip-unpack-zpel62u6
2021-07-10T00:02:53,613   Downloading pony-0.5.3.tar.gz (180 kB)
2021-07-10T00:02:53,888   Added pony==0.5.3 from https://files.pythonhosted.org/packages/57/10/5b8e1f1ce6b96e045438cf9fe93bab24a01bacbe7b75e441a6dee27ddab0/pony-0.5.3.tar.gz#sha256=3e1a6fc431ae4c61c89096cb3c1af2f1ab8f72f0f09a1e78113ffffb7f4af7b2 to build tracker '/tmp/pip-req-tracker-nveue7kw'
2021-07-10T00:02:53,889     Running setup.py (path:/tmp/pip-wheel-2ua4hl6z/pony_495daba8bc7a4a9ba260f37b0a50ce23/setup.py) egg_info for package pony
2021-07-10T00:02:53,890     Created temporary directory: /tmp/pip-pip-egg-info-fr5qq44p
2021-07-10T00:02:53,890     Running command python setup.py egg_info
2021-07-10T00:02:54,535     Traceback (most recent call last):
2021-07-10T00:02:54,536       File "<string>", line 1, in <module>
2021-07-10T00:02:54,536       File "/tmp/pip-wheel-2ua4hl6z/pony_495daba8bc7a4a9ba260f37b0a50ce23/setup.py", line 82, in <module>
2021-07-10T00:02:54,536         main()
2021-07-10T00:02:54,536       File "/tmp/pip-wheel-2ua4hl6z/pony_495daba8bc7a4a9ba260f37b0a50ce23/setup.py", line 64, in main
2021-07-10T00:02:54,536         print(s % (name, version, python_version.split(' ', 1)[0]))
2021-07-10T00:02:54,537     AttributeError: 'sys.version_info' object has no attribute 'split'
2021-07-10T00:02:54,585 WARNING: Discarding https://files.pythonhosted.org/packages/57/10/5b8e1f1ce6b96e045438cf9fe93bab24a01bacbe7b75e441a6dee27ddab0/pony-0.5.3.tar.gz#sha256=3e1a6fc431ae4c61c89096cb3c1af2f1ab8f72f0f09a1e78113ffffb7f4af7b2 (from https://pypi.org/simple/pony/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2021-07-10T00:02:54,588 ERROR: Could not find a version that satisfies the requirement pony==0.5.3 (from versions: 0.1, 0.2, 0.3, 0.4, 0.4.1, 0.4.2, 0.4.3, 0.4.5, 0.4.6, 0.4.7, 0.4.8, 0.4.9, 0.5b0, 0.5, 0.5.1, 0.5.2, 0.5.3, 0.5.4, 0.6rc1, 0.6rc2, 0.6rc3, 0.6, 0.6.1, 0.6.2, 0.6.3, 0.6.4, 0.6.5, 0.6.6, 0.7, 0.7.1, 0.7.2, 0.7.3, 0.7.4, 0.7.5, 0.7.6rc1, 0.7.6, 0.7.7, 0.7.8, 0.7.9, 0.7.10, 0.7.11, 0.7.12, 0.7.13, 0.7.14)
2021-07-10T00:02:54,588 ERROR: No matching distribution found for pony==0.5.3
2021-07-10T00:02:54,588 Exception information:
2021-07-10T00:02:54,588 Traceback (most recent call last):
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-10T00:02:54,588     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-10T00:02:54,588     raise RequirementsConflicted(criterion)
2021-07-10T00:02:54,588 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('pony==0.5.3')
2021-07-10T00:02:54,588 
2021-07-10T00:02:54,588 During handling of the above exception, another exception occurred:
2021-07-10T00:02:54,588 
2021-07-10T00:02:54,588 Traceback (most recent call last):
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-10T00:02:54,588     result = self._result = resolver.resolve(
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-10T00:02:54,588     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-10T00:02:54,588     raise ResolutionImpossible(e.criterion.information)
2021-07-10T00:02:54,588 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('pony==0.5.3'), parent=None)]
2021-07-10T00:02:54,588 
2021-07-10T00:02:54,588 The above exception was the direct cause of the following exception:
2021-07-10T00:02:54,588 
2021-07-10T00:02:54,588 Traceback (most recent call last):
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-10T00:02:54,588     status = self.run(options, args)
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-10T00:02:54,588     return func(self, options, args)
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-10T00:02:54,588     requirement_set = resolver.resolve(
2021-07-10T00:02:54,588   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-10T00:02:54,588     raise error from e
2021-07-10T00:02:54,588 pip._internal.exceptions.DistributionNotFound: No matching distribution found for pony==0.5.3
2021-07-10T00:02:54,593 Removed pony==0.5.3 from https://files.pythonhosted.org/packages/57/10/5b8e1f1ce6b96e045438cf9fe93bab24a01bacbe7b75e441a6dee27ddab0/pony-0.5.3.tar.gz#sha256=3e1a6fc431ae4c61c89096cb3c1af2f1ab8f72f0f09a1e78113ffffb7f4af7b2 from build tracker '/tmp/pip-req-tracker-nveue7kw'
2021-07-10T00:02:54,594 Removed build tracker: '/tmp/pip-req-tracker-nveue7kw'