2021-07-12T21:35:16,250 Created temporary directory: /tmp/pip-ephem-wheel-cache-jm4up_s6
2021-07-12T21:35:16,253 Created temporary directory: /tmp/pip-req-tracker-ickatrd4
2021-07-12T21:35:16,253 Initialized build tracking at /tmp/pip-req-tracker-ickatrd4
2021-07-12T21:35:16,253 Created build tracker: /tmp/pip-req-tracker-ickatrd4
2021-07-12T21:35:16,254 Entered build tracker: /tmp/pip-req-tracker-ickatrd4
2021-07-12T21:35:16,254 Created temporary directory: /tmp/pip-wheel-f_27uwyj
2021-07-12T21:35:16,292 1 location(s) to search for versions of placeholder:
2021-07-12T21:35:16,292 * https://pypi.org/simple/placeholder/
2021-07-12T21:35:16,293 Fetching project page and analyzing links: https://pypi.org/simple/placeholder/
2021-07-12T21:35:16,293 Getting page https://pypi.org/simple/placeholder/
2021-07-12T21:35:16,295 Found index url https://pypi.org/simple
2021-07-12T21:35:16,501   Found link https://files.pythonhosted.org/packages/b8/b7/0b1d204ce9fd37a727989222fccf75dc02566e2dbef1f6eb02a1075da4c0/placeholder-0.4.tar.gz#sha256=b828102abe93b2ed56cb2aa184e2398c47f9a451556362d135672939f1b6ae32 (from https://pypi.org/simple/placeholder/), version: 0.4
2021-07-12T21:35:16,501   Found link https://files.pythonhosted.org/packages/c9/4a/fd097350dfa27d72ed49d549706b7ec43370ce86f9826f41f9d3e2fc7b72/placeholder-0.4.1.tar.gz#sha256=295b61cc6e97dad24ff14aaddb8afebfa6ef9c6b25029bf5e01bb2425ae190ab (from https://pypi.org/simple/placeholder/), version: 0.4.1
2021-07-12T21:35:16,501   Found link https://files.pythonhosted.org/packages/cd/56/e9aac9c8124c654ea95c124061611d443fa45b58a7548e8d4e843d4cb9a3/placeholder-0.5.tar.gz#sha256=41e9cbc22e1fef582eefde85355fdeaae1c42932239c27ef28b6c732c352e85b (from https://pypi.org/simple/placeholder/), version: 0.5
2021-07-12T21:35:16,518   Found link https://files.pythonhosted.org/packages/a1/54/714b4556abcb8d549ea277ce84505d42e2c5f1637ff623860eb1a0e18dcd/placeholder-0.6-py2.py3-none-any.whl#sha256=09fc57c35c21b9664de3d50eff7c4456e9757ec3cb165f4bebef2379fae8e350 (from https://pypi.org/simple/placeholder/), version: 0.6
2021-07-12T21:35:16,519   Found link https://files.pythonhosted.org/packages/6b/a2/4d7df5f3e67703c8423bb98e93305308bd5cbfd4d2cc2fa02d1613a2cb43/placeholder-0.6.tar.gz#sha256=c9beec7d0f9ef8db5255937fb7408464dc6e5ab17ecf1b773bb61058d0ee0ff4 (from https://pypi.org/simple/placeholder/), version: 0.6
2021-07-12T21:35:16,520   Link requires a different Python (3.9.2 not in: '~=2.7, >=3.4'): https://files.pythonhosted.org/packages/a8/32/d78587cb5a1231bf4bca43749898c6c13194aad099108d615c3b34a82d2f/placeholder-0.7-py2.py3-none-any.whl#sha256=652b95cc343020e96f8c35a0fb909dbafa477b0cc06147c70ec0a805f271a788 (from https://pypi.org/simple/placeholder/) (requires-python:~=2.7, >=3.4)
2021-07-12T21:35:16,521   Link requires a different Python (3.9.2 not in: '~=2.7, >=3.4'): https://files.pythonhosted.org/packages/4e/d6/4da7d592f8c1da0978f7c4996c849842c519b69eb25b9e84a7f975a5ab8b/placeholder-0.7.tar.gz#sha256=7a4fe82e91cfb624026b4e9b5e98fe3bc13b1b08c3b2344e2dd54cdce6b77295 (from https://pypi.org/simple/placeholder/) (requires-python:~=2.7, >=3.4)
2021-07-12T21:35:16,522   Found link https://files.pythonhosted.org/packages/31/25/d741d4a6e1cd4437b7bd10ce881598f38460e08256bc32187131d3000065/placeholder-0.7.1-py2.py3-none-any.whl#sha256=4e17c9515e748021a2b6ac12198e9b0510bbcb70e422c9c4a4e837e5524027d4 (from https://pypi.org/simple/placeholder/) (requires-python:>=2.7), version: 0.7.1
2021-07-12T21:35:16,522   Found link https://files.pythonhosted.org/packages/ec/1e/131d02cac34d582b4e19b6fae51e65f135909f3aaf03c3cccc16a557c85f/placeholder-0.7.1.tar.gz#sha256=c97a40f954517123b7de8b13b1407b2a2d67016e7dd3aca9e33b4f82988a481d (from https://pypi.org/simple/placeholder/) (requires-python:>=2.7), version: 0.7.1
2021-07-12T21:35:16,523   Found link https://files.pythonhosted.org/packages/33/f7/cd46e028fdf76742ecd1d2dff3225f33f678ed63f484f8178054cff2c352/placeholder-1.0-py2.py3-none-any.whl#sha256=963c897a18cc041fb74f7eef94f9d6fc211e7609cd9a9f580861f3c5b8d9cb5d (from https://pypi.org/simple/placeholder/) (requires-python:>=2.7), version: 1.0
2021-07-12T21:35:16,524   Found link https://files.pythonhosted.org/packages/35/73/688becabca188d0efbe6dae9fa335af8dabd3609845b8b26475b41cfa8dd/placeholder-1.0.tar.gz#sha256=60f56db749dce6b3706e513faa4243d2e3059e3f297f5c028f421c7048e6597f (from https://pypi.org/simple/placeholder/) (requires-python:>=2.7), version: 1.0
2021-07-12T21:35:16,525   Found link https://files.pythonhosted.org/packages/ea/da/f8d8e7e1508f928e3b39fcca9dfa1412140efa50de20adf3ce4dfc7429b2/placeholder-1.1-py2.py3-none-any.whl#sha256=25633c90d81e39f459a014c46a35df6d9ec363481aa598c23370f9069ebc6f07 (from https://pypi.org/simple/placeholder/) (requires-python:>=2.7), version: 1.1
2021-07-12T21:35:16,525   Found link https://files.pythonhosted.org/packages/41/ab/ed8fef9772d6060c796498c0760aeddd3d19f722dd5a10d68624b3ac5592/placeholder-1.1.tar.gz#sha256=84768f732428b797dead50db837ac95b036f7ef1c0abebeedc9a0a1434019a92 (from https://pypi.org/simple/placeholder/) (requires-python:>=2.7), version: 1.1
2021-07-12T21:35:16,526   Skipping link: none of the wheel's tags (cp36-cp36m-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/14/c6/eaef5f3ff1bfa2de126aed38e8203735b55ab454fd92437002a2e2d2c5ec/placeholder-1.2-cp36-cp36m-manylinux1_x86_64.whl#sha256=d79df7a1c4758e0741a0b43cdf2654e4acfa0c796b785569bfb0ee3eac6f4d4b (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,526   Skipping link: none of the wheel's tags (cp37-cp37m-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/b2/8e/70dc82177f9289a8daf9e00f26cec1f4607c5a1b68a9e64c044b7a201031/placeholder-1.2-cp37-cp37m-manylinux1_x86_64.whl#sha256=115a0c4db6fbe55081412f5f374d0c391a6881858bc724ad75318680804c6b84 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,527   Skipping link: none of the wheel's tags (cp38-cp38-macosx_10_15_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/f8/69/b16e854700f3280b5867c963eb948eaadccf94919e34035788e07429adac/placeholder-1.2-cp38-cp38-macosx_10_15_x86_64.whl#sha256=353517c46410f53506a893f45c04da9162ff744201f2f9f53e8e274c33ec3f89 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,527   Skipping link: none of the wheel's tags (cp38-cp38-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/2a/a8/d310fbe6d2ff6ae5f04942a00161ca8c1a5660c7e1d3704557973ef1004d/placeholder-1.2-cp38-cp38-manylinux1_x86_64.whl#sha256=910696ae02ac87d1ca61baa50867fd5b169b5dbeaad1a1fb391d66b255df71b3 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,528   Skipping link: none of the wheel's tags (cp39-cp39-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/91/ce/4950fed97de80eb9c8768d9a528eef8685a4c47ad75c7aa9a55ae8b3e711/placeholder-1.2-cp39-cp39-manylinux1_x86_64.whl#sha256=e3702bb42c2e52a81742713d0c5b5694db572ea3e17fd1f3f19dcc943df7b4da (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,528   Found link https://files.pythonhosted.org/packages/33/42/fb24e0dcf107f7ddc1b21275940813ec9ba632298d78e5fde024e56544a7/placeholder-1.2.tar.gz#sha256=1a2e8b4d4e638f33e6873a01550298e766607ff322f5c3af900bfc0fcb089107 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6), version: 1.2
2021-07-12T21:35:16,529   Skipping link: none of the wheel's tags (cp36-cp36m-macosx_10_14_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/bb/4b/5311712454ce46de24f601ea01c4ceb3ea22dff10f59ec34bfbd8f77c62c/placeholder-1.2.1-cp36-cp36m-macosx_10_14_x86_64.whl#sha256=05de0689aa710c6754919c16946b4414aa54c932b1b0b59d196210df12bebc29 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,529   Skipping link: none of the wheel's tags (cp36-cp36m-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/c4/e6/96c50389cce6cfef330bddf3a5391833fdbe64b84bd7c1b349ee6a5e5844/placeholder-1.2.1-cp36-cp36m-manylinux1_x86_64.whl#sha256=18340ad6c63356bbbd52b10abde1f05442a7c6b1a9dab7f487447e0b19acb250 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,530   Skipping link: none of the wheel's tags (cp36-cp36m-manylinux2014_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/80/39/07b7fedcf9ba9b058f93719497ec3f3b6a02423f9b6135553fe81e7d67e0/placeholder-1.2.1-cp36-cp36m-manylinux2014_x86_64.whl#sha256=c3e23c3ec7db5c71fd34bd05b0d0ca7546a0d4beea5f6e3b4de05fd339f68abe (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,530   Skipping link: none of the wheel's tags (cp36-cp36m-win_amd64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/30/54/1b4638d973e109eb36881e8dfc634edceda440f14a2de3ebf52238598d49/placeholder-1.2.1-cp36-cp36m-win_amd64.whl#sha256=857b84590f7b0440b607dd39bcce05a0412ed599d221f0de50105de3bd8cae6f (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,531   Skipping link: none of the wheel's tags (cp37-cp37m-macosx_10_14_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/e3/48/a38913f09da24bb10005b8d27e855d313355a81bb04f46db7ac880b262a7/placeholder-1.2.1-cp37-cp37m-macosx_10_14_x86_64.whl#sha256=e457193be498917a3ca6bdf51e5c3f933b774cd81b07227f885f9970d95a3f4c (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,531   Skipping link: none of the wheel's tags (cp37-cp37m-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/5a/29/ff24f9da9dc512e1298046ec297906a4a486fc0583b0d9a0c5b5e87a15eb/placeholder-1.2.1-cp37-cp37m-manylinux1_x86_64.whl#sha256=10c50c98f15ef6b094eedf02cf0aed6dbba1be190f4ff403c2c2d7349bceda1b (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,532   Skipping link: none of the wheel's tags (cp37-cp37m-manylinux2014_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/ef/3e/bcb12fe62d1f8c198df979c4e658069c654d8bfef025fdd79ddfa4d9bcd7/placeholder-1.2.1-cp37-cp37m-manylinux2014_x86_64.whl#sha256=2ccc4d232f0b0450bef9628d4fc097db1d0a51746a43911d895e04635195cc1f (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,532   Skipping link: none of the wheel's tags (cp37-cp37m-win_amd64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/6d/b9/2ad2e801e287a94b2eecd6053948dbabfbf1e04639f767e2e17894aac0d0/placeholder-1.2.1-cp37-cp37m-win_amd64.whl#sha256=dbe1b2a2060703ebd4c172b97e3bd5d1a32bcca390b560ccceac5a890160c555 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,533   Skipping link: none of the wheel's tags (cp38-cp38-macosx_10_14_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/bf/da/662b9b2ae80d475d02a3bd67331a9267c9a987496226cd1d8efd5850a5ac/placeholder-1.2.1-cp38-cp38-macosx_10_14_x86_64.whl#sha256=77903d35075fb4e9f2b4d1238ba41e5cc7872e0ce3dd0963244b94db701200cb (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,533   Skipping link: none of the wheel's tags (cp38-cp38-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/61/1f/f163749a9be0d8cbf096ac133bde52029ec0b16b0a2615a51d23c450bb43/placeholder-1.2.1-cp38-cp38-manylinux1_x86_64.whl#sha256=66966972f6ba8de8d9446dd1fe2bd7f4b11cded046207c0738b3abd611421ea9 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,533   Skipping link: none of the wheel's tags (cp38-cp38-manylinux2014_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/61/2a/344a8fd9eebf6d38a3a0a5a27670c5f75dd8ed55cc8f4dff0627ea39a5d5/placeholder-1.2.1-cp38-cp38-manylinux2014_x86_64.whl#sha256=5275649b161b8bd7b840ce061966623dea390beef0c54276d0df77ed082de14b (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,534   Skipping link: none of the wheel's tags (cp38-cp38-win_amd64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/ff/49/1f95f0d25f8bf4031104a28c18c6d424322467b0661963778f650408183d/placeholder-1.2.1-cp38-cp38-win_amd64.whl#sha256=55c37c6a0cad5b86cdad96201f4e594ce1f957c6b3fbff80aecb36022815f3ae (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,534   Skipping link: none of the wheel's tags (cp39-cp39-macosx_10_14_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/27/30/99a5dc64f4818020c3758e7432b4fec11064551ab96cc11eb238f67e297a/placeholder-1.2.1-cp39-cp39-macosx_10_14_x86_64.whl#sha256=5db8733105324e4cf90c5f84f0f01ba83109f8cf13e8395f6c175d9c01557e1b (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,535   Skipping link: none of the wheel's tags (cp39-cp39-manylinux1_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/f6/80/e1140cf575470abdaf66e19e37c21db5e598dac246504d77c231e888d138/placeholder-1.2.1-cp39-cp39-manylinux1_x86_64.whl#sha256=f348264e332c0a0bb35c506f1f05d71e5f53e63b54851bfbe6b2444951699003 (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,535   Skipping link: none of the wheel's tags (cp39-cp39-manylinux2014_x86_64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/79/d9/938cd70b88faba1741ded62545e5caeb1bd6ade950c4d5b058e309778c85/placeholder-1.2.1-cp39-cp39-manylinux2014_x86_64.whl#sha256=17d159525f16c569a4652f5e329c24f1cf2ac0f798f5eed191bfb5c475c3e15f (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,536   Skipping link: none of the wheel's tags (cp39-cp39-win_amd64) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/c8/81/6bee084c287dbe2223f429cdbd304e0a4ee8f9649de8446ddbc619e93925/placeholder-1.2.1-cp39-cp39-win_amd64.whl#sha256=4a4464ed5ec7ffd0533e4ff4ceb9faf24d41a467012479f757e7409dacb7925d (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6)
2021-07-12T21:35:16,536   Found link https://files.pythonhosted.org/packages/a2/7e/43e227bb43b1f7f1be365aa81ab3d4e6732def7a187f0fac0c56b130db0c/placeholder-1.2.1.tar.gz#sha256=9ce511bd1e7fbaac380e9884fd023c947fa020cd8e51304a7efa2aeb65ca30da (from https://pypi.org/simple/placeholder/) (requires-python:>=3.6), version: 1.2.1
2021-07-12T21:35:16,537 Skipping link: not a file: https://pypi.org/simple/placeholder/
2021-07-12T21:35:16,539 Given no hashes to check 0 links for project 'placeholder': discarding no candidates
2021-07-12T21:35:16,540 ERROR: Could not find a version that satisfies the requirement placeholder==0.7 (from versions: 0.4, 0.4.1, 0.5, 0.6, 0.7.1, 1.0, 1.1, 1.2, 1.2.1)
2021-07-12T21:35:16,540 ERROR: No matching distribution found for placeholder==0.7
2021-07-12T21:35:16,540 Exception information:
2021-07-12T21:35:16,540 Traceback (most recent call last):
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-12T21:35:16,540     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-12T21:35:16,540     raise RequirementsConflicted(criterion)
2021-07-12T21:35:16,540 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('placeholder==0.7')
2021-07-12T21:35:16,540 
2021-07-12T21:35:16,540 During handling of the above exception, another exception occurred:
2021-07-12T21:35:16,540 
2021-07-12T21:35:16,540 Traceback (most recent call last):
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-12T21:35:16,540     result = self._result = resolver.resolve(
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-12T21:35:16,540     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-12T21:35:16,540     raise ResolutionImpossible(e.criterion.information)
2021-07-12T21:35:16,540 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('placeholder==0.7'), parent=None)]
2021-07-12T21:35:16,540 
2021-07-12T21:35:16,540 The above exception was the direct cause of the following exception:
2021-07-12T21:35:16,540 
2021-07-12T21:35:16,540 Traceback (most recent call last):
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-12T21:35:16,540     status = self.run(options, args)
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-12T21:35:16,540     return func(self, options, args)
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-12T21:35:16,540     requirement_set = resolver.resolve(
2021-07-12T21:35:16,540   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-12T21:35:16,540     raise error from e
2021-07-12T21:35:16,540 pip._internal.exceptions.DistributionNotFound: No matching distribution found for placeholder==0.7
2021-07-12T21:35:16,544 Removed build tracker: '/tmp/pip-req-tracker-ickatrd4'