2021-01-13T23:08:04,337 DEPRECATION: Python 3.5 reached the end of its life on September 13th, 2020. Please upgrade your Python as Python 3.5 is no longer maintained. pip 21.0 will drop support for Python 3.5 in January 2021. pip 21.0 will remove support for this functionality.
2021-01-13T23:08:04,988 Created temporary directory: /tmp/pip-ephem-wheel-cache-ewk2a8e2
2021-01-13T23:08:04,992 Created temporary directory: /tmp/pip-req-tracker-i_nzgtb7
2021-01-13T23:08:04,993 Initialized build tracking at /tmp/pip-req-tracker-i_nzgtb7
2021-01-13T23:08:04,993 Created build tracker: /tmp/pip-req-tracker-i_nzgtb7
2021-01-13T23:08:04,994 Entered build tracker: /tmp/pip-req-tracker-i_nzgtb7
2021-01-13T23:08:04,995 Created temporary directory: /tmp/pip-wheel-3z3xlecb
2021-01-13T23:08:05,009 Looking in indexes: https://pypi.org/simple, https://pypi.ngc.nvidia.com
2021-01-13T23:08:05,011 2 location(s) to search for versions of ddsp:
2021-01-13T23:08:05,011 * https://pypi.org/simple/ddsp/
2021-01-13T23:08:05,011 * https://pypi.ngc.nvidia.com/ddsp/
2021-01-13T23:08:05,012 Fetching project page and analyzing links: https://pypi.org/simple/ddsp/
2021-01-13T23:08:05,014 Getting page https://pypi.org/simple/ddsp/
2021-01-13T23:08:05,017 Found index url https://pypi.org/simple
2021-01-13T23:08:05,436   Found link https://files.pythonhosted.org/packages/62/60/b52d35c85869d87a41c3b8582585fd9fd55cfc9fea083c3ac369fd7f4a34/ddsp-0.0.0-py2.py3-none-any.whl#sha256=0fd730e3e630cb5af49c6917c856562523281b51356572ce3d33df91dc0c205c (from https://pypi.org/simple/ddsp/), version: 0.0.0
2021-01-13T23:08:05,437   Found link https://files.pythonhosted.org/packages/46/db/50d7326a6dad00ed7eef02471fb672f6c645fd4bb63f22a3d15c0be190b3/ddsp-0.0.0.tar.gz#sha256=7f217fde8f506ad0ae57a8ee27d68954d5daae7f26214c6566762ccbd12b6fd2 (from https://pypi.org/simple/ddsp/), version: 0.0.0
2021-01-13T23:08:05,438   Found link https://files.pythonhosted.org/packages/83/f6/43626783537cca06d1632a6733472491f114eb0845e6d250c68ac565524b/ddsp-0.0.1-py2.py3-none-any.whl#sha256=96d930686cc4a2d865b1f21db59e05381cffd976a2ac29439c2636f9423b4945 (from https://pypi.org/simple/ddsp/), version: 0.0.1
2021-01-13T23:08:05,439   Found link https://files.pythonhosted.org/packages/e3/2b/726e57d320912ffa35bc2a6212880848f834cc782db9aeed9089dc671afe/ddsp-0.0.1.tar.gz#sha256=4743ba6a2f8e82f9952e736d8f46330acce2e1b8e46c4450295a799e0840e9f4 (from https://pypi.org/simple/ddsp/), version: 0.0.1
2021-01-13T23:08:05,440   Found link https://files.pythonhosted.org/packages/63/95/d77b978f2da159a1abe09922604db2509add504d352865c4dd574c8bca77/ddsp-0.0.3-py2.py3-none-any.whl#sha256=bfc4d0dbb1b37e7ff2310eabebb1cef19f232586818659d94c80815d3c3fd18d (from https://pypi.org/simple/ddsp/), version: 0.0.3
2021-01-13T23:08:05,441   Found link https://files.pythonhosted.org/packages/d9/fd/a15a85a3ca8af2791978df72719e57a0cebd6fbb43b82cc8281561b5d5f0/ddsp-0.0.3.tar.gz#sha256=1656d83283c31c625f0e68d6203b918d01a720bb922b282a123439c18661b581 (from https://pypi.org/simple/ddsp/), version: 0.0.3
2021-01-13T23:08:05,442   Found link https://files.pythonhosted.org/packages/a2/29/5a304b28a6d10b58f2d3831d3f26e2245d82eb494d28a380a043dc352fc3/ddsp-0.0.4-py2.py3-none-any.whl#sha256=8f98d39a56d318d8b4e9100345de0f85f28e3b6937057d8c7db06674139b14cf (from https://pypi.org/simple/ddsp/), version: 0.0.4
2021-01-13T23:08:05,443   Found link https://files.pythonhosted.org/packages/a6/b8/0f86ea31b0fb6b387d19194efc2acf07f1a51daf149d3bd36ddea3e38d00/ddsp-0.0.4.tar.gz#sha256=b6cd6bfde5927821935036ad7b39844369b647b6961aa762279e793387c0a1d2 (from https://pypi.org/simple/ddsp/), version: 0.0.4
2021-01-13T23:08:05,444   Found link https://files.pythonhosted.org/packages/08/75/7eb397c92a20bee05767eb1359530bf7d05bbb4d6d28798b270220c86d8c/ddsp-0.0.5-py2.py3-none-any.whl#sha256=16965d7a642891f97500ad9effaccb92095db00c0d9407e529057e412664eb66 (from https://pypi.org/simple/ddsp/), version: 0.0.5
2021-01-13T23:08:05,445   Found link https://files.pythonhosted.org/packages/a6/7c/34c3cd13e8f75ddad782f01e0e295ea701439486bbbf9191f41a10714f9a/ddsp-0.0.5.tar.gz#sha256=2c88c8e85e36ad5aaa52d3ebc32ed9595312cbea47ff5db2ac2975aa1d4c5c65 (from https://pypi.org/simple/ddsp/), version: 0.0.5
2021-01-13T23:08:05,446   Found link https://files.pythonhosted.org/packages/d7/d2/1b30d259a0a05749359bf6b349c2d990c6edb9a1b5e88f1571a42db29691/ddsp-0.0.6-py2.py3-none-any.whl#sha256=e33875c6dbd86a16be3e31cad180c3a365e525902a1beec7a2364bab4c9d5e46 (from https://pypi.org/simple/ddsp/), version: 0.0.6
2021-01-13T23:08:05,447   Found link https://files.pythonhosted.org/packages/c4/6a/a76999fb066524dfaaaef5a853facddadaebec33296000bb0bb23fff3758/ddsp-0.0.6.tar.gz#sha256=a5505e23f7413805b4ffdbdb311383150760578773eb31ed8be02cac18dbbce6 (from https://pypi.org/simple/ddsp/), version: 0.0.6
2021-01-13T23:08:05,448   Found link https://files.pythonhosted.org/packages/f9/fa/fe3538ac3a74cfa63148195092861018d187bed154c7b7a77e460fbc572d/ddsp-0.0.7-py2.py3-none-any.whl#sha256=efbe369b511ff2da87e156b7beeaa0911e7ae507536a4957d01620fafaa0711e (from https://pypi.org/simple/ddsp/), version: 0.0.7
2021-01-13T23:08:05,449   Found link https://files.pythonhosted.org/packages/5d/6b/5830f496fcc8c323d97483557aaa2e14c463ab830aa3d77cea9920e798ee/ddsp-0.0.7-py3-none-any.whl#sha256=30012d7623d3977af42a7856e72eaa056210e7a30dd8134049716752596490a9 (from https://pypi.org/simple/ddsp/), version: 0.0.7
2021-01-13T23:08:05,450   Found link https://files.pythonhosted.org/packages/c1/45/c847382510426ba89ede683ea595412cbce96e48b8969f98fbd25efc61e8/ddsp-0.0.8-py3-none-any.whl#sha256=658ce819e519b59f81d16322087c594eb71fbf1efe79744336c0e5b544cb9c50 (from https://pypi.org/simple/ddsp/), version: 0.0.8
2021-01-13T23:08:05,451   Found link https://files.pythonhosted.org/packages/fe/5f/0510e50694f9453e530135ce1dcf8e3399af6f45ea432d3c8d71cb126455/ddsp-0.0.9-py3-none-any.whl#sha256=0b3d93bb5f30dfc0d38023475316e0cee638f101df6a60a9dac9c4e12e4a842f (from https://pypi.org/simple/ddsp/), version: 0.0.9
2021-01-13T23:08:05,452   Found link https://files.pythonhosted.org/packages/66/de/0c96d70e0f77c6e0005a0fd78d43f9380b2c0f65cc229c62515d8a9ad933/ddsp-0.0.10-py3-none-any.whl#sha256=9800a6fdfd5e950bb4f7e50eaeffa8daee821afc367df9070bdcababf974dbf1 (from https://pypi.org/simple/ddsp/), version: 0.0.10
2021-01-13T23:08:05,453   Found link https://files.pythonhosted.org/packages/11/a7/d65ae3b0e06ddcfb473248e2c079e206b77decdab5bfda46354e29bf11ea/ddsp-0.1.0-py3-none-any.whl#sha256=0dd8f4e5d4d89eeff483125368fb350f4a02662fe60457b8d9e88238a65b1038 (from https://pypi.org/simple/ddsp/), version: 0.1.0
2021-01-13T23:08:05,454   Found link https://files.pythonhosted.org/packages/57/7f/cd6c962b929bb2031d556d3886f3c2743bfb9ad8e57b14207293702da28f/ddsp-0.2.0-py2.py3-none-any.whl#sha256=82b305c1085a69a610e1fcb9b2516cbd4fe5df061044a7aff6ee54946d3527a0 (from https://pypi.org/simple/ddsp/), version: 0.2.0
2021-01-13T23:08:05,454   Found link https://files.pythonhosted.org/packages/09/07/449abccdc1aa85cea8f7f4becd0960b14b6434fffdc1583a7bfe100d535c/ddsp-0.2.0.tar.gz#sha256=47c9129cf6277be44fdc7d2c71032606b2efcca9f3c92175cbb9f3f954bc8de0 (from https://pypi.org/simple/ddsp/), version: 0.2.0
2021-01-13T23:08:05,455   Found link https://files.pythonhosted.org/packages/4a/32/63ee204bf589467c25fdf2936030e0003202d15a4b622d6c23fb68adc81a/ddsp-0.2.2-py2.py3-none-any.whl#sha256=d818cbc95b44a1fad4695758e6135bb01cca64b7468e9541d7d7e274ba6258c3 (from https://pypi.org/simple/ddsp/), version: 0.2.2
2021-01-13T23:08:05,456   Found link https://files.pythonhosted.org/packages/32/c5/931d0c8e9c67a8595d1750b99ee147f0cc902e3729b1f0ebab86cef09733/ddsp-0.2.2.tar.gz#sha256=fe6115ace562979fbb4a30db3bf328a2d17042e9cf784a8f48ec3aeecd35e28e (from https://pypi.org/simple/ddsp/), version: 0.2.2
2021-01-13T23:08:05,457   Found link https://files.pythonhosted.org/packages/c1/c3/c2d568c638a0bc57bed87ca3b1c0143197d333146b4730466a2acd180cae/ddsp-0.2.3-py2.py3-none-any.whl#sha256=41500140a7246f5285f6e08b89868989b0a214b0f71e144310f225397f2a1517 (from https://pypi.org/simple/ddsp/), version: 0.2.3
2021-01-13T23:08:05,458   Found link https://files.pythonhosted.org/packages/d3/75/a2992175072bf5297ac60b76c89436b089d58f9c080571137c578af4b146/ddsp-0.2.3.tar.gz#sha256=c932dbe148cfc49411247916fb9ec3a5286ce4f3f36593d5b51df0ef77e95d8d (from https://pypi.org/simple/ddsp/), version: 0.2.3
2021-01-13T23:08:05,459   Found link https://files.pythonhosted.org/packages/ae/b6/c063a5101b544e258aeb4a05467771def5947132dacac7bffc082e9d1562/ddsp-0.2.4-py2.py3-none-any.whl#sha256=e0fb4a090c1dc4061a2074587f7ada3358fa798a62ad0797deb607a726cd6af6 (from https://pypi.org/simple/ddsp/), version: 0.2.4
2021-01-13T23:08:05,460   Found link https://files.pythonhosted.org/packages/9a/cf/690f611d61b8f9c1add389331df974772aaba7e05503522df37238ca5c23/ddsp-0.2.4.tar.gz#sha256=f5db60271d3a5327f5be4845dc9d4b48154df4e73f76020864adbe6f5f0d1c59 (from https://pypi.org/simple/ddsp/), version: 0.2.4
2021-01-13T23:08:05,461   Found link https://files.pythonhosted.org/packages/b6/48/5e8c0d832ae2cc8193f2b2baadaaa045ccb28033e0396ecf3cbf1521b459/ddsp-0.4.0-py2.py3-none-any.whl#sha256=254390a55cb850194057e75ac82d8597cba442ef066dfaf3d7f8504451a170b9 (from https://pypi.org/simple/ddsp/), version: 0.4.0
2021-01-13T23:08:05,462   Found link https://files.pythonhosted.org/packages/92/e7/c148fd35f80a4bce5dbd17140c749be74006d868db82b70b930b38c20ddd/ddsp-0.4.0.tar.gz#sha256=d2425336b2e8e18a068c93e58c4731787a91bbb8c3ab9ac40fbac8b3f8beecfe (from https://pypi.org/simple/ddsp/), version: 0.4.0
2021-01-13T23:08:05,463   Found link https://files.pythonhosted.org/packages/0d/ad/43e97acdcb989d366e3055f8c34e81ef0787bdfeef5ccf39a324357783c7/ddsp-0.5.0-py2.py3-none-any.whl#sha256=376f2a5f0e88a8017349868293014def77983b86cf3fd4f5842425ae096e4ca1 (from https://pypi.org/simple/ddsp/), version: 0.5.0
2021-01-13T23:08:05,464   Found link https://files.pythonhosted.org/packages/07/12/e615739fe92d0d54a03d4b9fe1408f839d663bc3a06ee7374d9e3ceb28ba/ddsp-0.5.0.tar.gz#sha256=0e0630a480a5cb5c995590e720c2616460fc5a6779e31255eea200d723c83d53 (from https://pypi.org/simple/ddsp/), version: 0.5.0
2021-01-13T23:08:05,465   Found link https://files.pythonhosted.org/packages/c0/a6/daf156614ea7bbe87f6a8494a152056b97accc98c835d1e291f2a3e1260e/ddsp-0.5.1-py2.py3-none-any.whl#sha256=a02f5bc4bc752b2ab92dae7d329d07aeab88bb5a024503341a05ebe5ab9edb2f (from https://pypi.org/simple/ddsp/), version: 0.5.1
2021-01-13T23:08:05,466   Found link https://files.pythonhosted.org/packages/96/b7/e59a21657dca87ca6d27841233c0008195fe8fb3724a934ec22f549ce50e/ddsp-0.5.1.tar.gz#sha256=e9b40d8f42983687eeddd97225a35530979720833216eb9f73abf291ffc8df13 (from https://pypi.org/simple/ddsp/), version: 0.5.1
2021-01-13T23:08:05,467   Found link https://files.pythonhosted.org/packages/74/11/b3897ca13bf8ecf6188044a6f1282469ec8965a703124bdaf03fe576a1b7/ddsp-0.7.0-py2.py3-none-any.whl#sha256=a9e96f63f5e55dfd30108138766fd4e86d74243534d2a504e2afc26f45104947 (from https://pypi.org/simple/ddsp/), version: 0.7.0
2021-01-13T23:08:05,468   Found link https://files.pythonhosted.org/packages/df/14/8a1f6b28e8143aaa37cf6813b83e8150286e54af1b117550b7d6b0aa26ab/ddsp-0.7.0.tar.gz#sha256=44f97f9698b2ed709020bafdbc7ae1bbbf59fda23dac87effb186957cc6aea36 (from https://pypi.org/simple/ddsp/), version: 0.7.0
2021-01-13T23:08:05,469   Found link https://files.pythonhosted.org/packages/2c/81/094a15bcd117c98043b829a7e50c76a056a9bd0398e1a50787cfd0171e0e/ddsp-0.8.0-py2.py3-none-any.whl#sha256=97a19b5c5daf1cf6c7a920d2c320c6aa4e8a6c0b9e48bb73758fb50e3c62fe1d (from https://pypi.org/simple/ddsp/), version: 0.8.0
2021-01-13T23:08:05,469   Found link https://files.pythonhosted.org/packages/4f/f9/2f304e78f14cd206a730b976f4837468523348371f10af3282a7fcaa986f/ddsp-0.8.0.tar.gz#sha256=ab0d531b96a8f20494f0a18c43f6ed054e07541aaad271737ed8cab77d2510a7 (from https://pypi.org/simple/ddsp/), version: 0.8.0
2021-01-13T23:08:05,470   Found link https://files.pythonhosted.org/packages/b5/7d/e2bd096f57893b8671f0935a776407e262a619e0934626631463af7a48ca/ddsp-0.9.0-py2.py3-none-any.whl#sha256=9aa3b8d914e29079a8f1edecce98b054f5d159844c3b9b5ec588c219765c603d (from https://pypi.org/simple/ddsp/), version: 0.9.0
2021-01-13T23:08:05,471   Found link https://files.pythonhosted.org/packages/97/9f/ae374d2597b52d0c1d4519860b1eea5fc44cb68ccfb0184590644a476000/ddsp-0.9.0.tar.gz#sha256=cf0771c408ff636c228cc18b70e261e59a7dff3e5b6f406f5edc6d0aea084c64 (from https://pypi.org/simple/ddsp/), version: 0.9.0
2021-01-13T23:08:05,472   Found link https://files.pythonhosted.org/packages/46/dc/0818b029a8b3f988b2ef8808ec50d79644fd17905f3fe314012d0e66e401/ddsp-0.10.0-py2.py3-none-any.whl#sha256=b7ffa57eb7e08eb6720bda8d3ed7900bed64edc9865ce59406c57e8052e3668a (from https://pypi.org/simple/ddsp/), version: 0.10.0
2021-01-13T23:08:05,473   Found link https://files.pythonhosted.org/packages/8d/e0/9b6cba83c0a9ed4928d8bf7e3cdee19970107ef7cb8d6afb89a1b4587209/ddsp-0.10.0.tar.gz#sha256=ae586745df2d2a86185a25f8a6ed8173a6cb3b28e57f3c197be4cf514eae67a7 (from https://pypi.org/simple/ddsp/), version: 0.10.0
2021-01-13T23:08:05,474   Found link https://files.pythonhosted.org/packages/a7/02/04ee312e5b5d59163bb4782f98bb6293996c26985fd730796becfb5e1a8b/ddsp-0.12.0-py2.py3-none-any.whl#sha256=3cdb84a544f313e773d45effc738998d0de75b5a69a228f5afee00b8e97f6782 (from https://pypi.org/simple/ddsp/), version: 0.12.0
2021-01-13T23:08:05,475   Found link https://files.pythonhosted.org/packages/8d/d0/bd3654503d24b578db5aeacffa827ef32bd0078bee830f2e9c9209621720/ddsp-0.12.0.tar.gz#sha256=ff9a187e999a73d98789e43802d41e017e358e17f2deab227605192431eb3fb5 (from https://pypi.org/simple/ddsp/), version: 0.12.0
2021-01-13T23:08:05,476   Found link https://files.pythonhosted.org/packages/ae/40/7d2e391f10c58d65b6305bf0e2f611821f8f561c36c5ae313d82c1c8c2b3/ddsp-0.13.0-py2.py3-none-any.whl#sha256=76919a424eaddb534ff97a3543ecde744d550511394d6f258461f2045aee73f9 (from https://pypi.org/simple/ddsp/), version: 0.13.0
2021-01-13T23:08:05,477   Found link https://files.pythonhosted.org/packages/2d/fc/63de0fd462775957b82d90758a4d0fb6f505739a48bb9c16c98c2ba10727/ddsp-0.13.0.tar.gz#sha256=a96c245ffa9c56103f5bf8a1d71f3f8029af2e67b85dca53839a6607f42a053d (from https://pypi.org/simple/ddsp/), version: 0.13.0
2021-01-13T23:08:05,478   Found link https://files.pythonhosted.org/packages/ba/98/e4d6f37d1502566b9c2ee2d135b6826926b994d9379bb2714f7912809514/ddsp-0.13.1-py2.py3-none-any.whl#sha256=e476d49271c3663ff614a05c641dc4b27f183a811ac5d0cc25612c3d0bf4dc73 (from https://pypi.org/simple/ddsp/), version: 0.13.1
2021-01-13T23:08:05,479   Found link https://files.pythonhosted.org/packages/3b/4d/a18ba6c93615c4b8a0efc3b5187568ec989fb4728da249d4176a4091a65f/ddsp-0.13.1.tar.gz#sha256=e5738b778c21d6a5b1df633877d9f359d0e0b36fa4b2e4baa7f048323d5a1853 (from https://pypi.org/simple/ddsp/), version: 0.13.1
2021-01-13T23:08:05,480   Found link https://files.pythonhosted.org/packages/31/57/572c3a85ed6a7dc45b2a6ec3924acbfbf02abe5a96b3617b07d8a85236d7/ddsp-0.14.0-py2.py3-none-any.whl#sha256=9d6324d236204af5a3c24381199250381459cf358da5e647e360ba4421bc0bb0 (from https://pypi.org/simple/ddsp/), version: 0.14.0
2021-01-13T23:08:05,480   Found link https://files.pythonhosted.org/packages/df/f5/4826a28f920af76eef804a45d1f90f3bd0201a3b9d7fa61cfa6d6be8eb7b/ddsp-0.14.0.tar.gz#sha256=a6a91b356b5e55014595417dcd46e5313034abd9258cf6cf4fbcfb98b2e9967f (from https://pypi.org/simple/ddsp/), version: 0.14.0
2021-01-13T23:08:05,481   Found link https://files.pythonhosted.org/packages/e3/fb/66b994597fe4037c1b35c13ec2b9fbabb8e33a70e7aac1680276b6c4a1da/ddsp-1.0.0-py2.py3-none-any.whl#sha256=f5a1dba3e8361c654a8e8de24c0f29c59e2bf7cb7eb3c211d863ae172c1bac38 (from https://pypi.org/simple/ddsp/), version: 1.0.0
2021-01-13T23:08:05,482   Found link https://files.pythonhosted.org/packages/e3/cc/10b9ce9c9c1cce709738cbd070cc4dfdb4645c98358774f5671d94986873/ddsp-1.0.0.tar.gz#sha256=21c92618598f6004b1908ee593745abb5b60f4633c0184eb70e9e0883416ff2f (from https://pypi.org/simple/ddsp/), version: 1.0.0
2021-01-13T23:08:05,483 Fetching project page and analyzing links: https://pypi.ngc.nvidia.com/ddsp/
2021-01-13T23:08:05,484 Getting page https://pypi.ngc.nvidia.com/ddsp/
2021-01-13T23:08:05,486 Found index url https://pypi.ngc.nvidia.com
2021-01-13T23:08:06,467 Could not fetch URL https://pypi.ngc.nvidia.com/ddsp/: 404 Client Error: Not Found for url: https://developer.download.nvidia.com/compute/redist/ddsp/ - skipping
2021-01-13T23:08:06,501 Given no hashes to check 2 links for project 'ddsp': discarding no candidates
2021-01-13T23:08:06,505 Using version 1.0.0 (newest of versions: 1.0.0)
2021-01-13T23:08:06,513 Collecting ddsp==1.0.0
2021-01-13T23:08:06,516   Created temporary directory: /tmp/pip-unpack-wlf4i_5l
2021-01-13T23:08:06,769   Downloading ddsp-1.0.0-py2.py3-none-any.whl (168 kB)
2021-01-13T23:08:06,814   Added ddsp==1.0.0 from https://files.pythonhosted.org/packages/e3/fb/66b994597fe4037c1b35c13ec2b9fbabb8e33a70e7aac1680276b6c4a1da/ddsp-1.0.0-py2.py3-none-any.whl#sha256=f5a1dba3e8361c654a8e8de24c0f29c59e2bf7cb7eb3c211d863ae172c1bac38 to build tracker '/tmp/pip-req-tracker-i_nzgtb7'
2021-01-13T23:08:06,816   Removed ddsp==1.0.0 from https://files.pythonhosted.org/packages/e3/fb/66b994597fe4037c1b35c13ec2b9fbabb8e33a70e7aac1680276b6c4a1da/ddsp-1.0.0-py2.py3-none-any.whl#sha256=f5a1dba3e8361c654a8e8de24c0f29c59e2bf7cb7eb3c211d863ae172c1bac38 from build tracker '/tmp/pip-req-tracker-i_nzgtb7'
2021-01-13T23:08:06,826   Saved /tmp/tmprkvhctkj/ddsp-1.0.0-py2.py3-none-any.whl
2021-01-13T23:08:06,842 Skipping ddsp, due to already being wheel.
2021-01-13T23:08:06,843 Removed build tracker: '/tmp/pip-req-tracker-i_nzgtb7'