2022-12-31T11:58:09,935 Created temporary directory: /tmp/pip-ephem-wheel-cache-o69ykaww 2022-12-31T11:58:09,940 Created temporary directory: /tmp/pip-build-tracker-0el4wokz 2022-12-31T11:58:09,941 Initialized build tracking at /tmp/pip-build-tracker-0el4wokz 2022-12-31T11:58:09,941 Created build tracker: /tmp/pip-build-tracker-0el4wokz 2022-12-31T11:58:09,941 Entered build tracker: /tmp/pip-build-tracker-0el4wokz 2022-12-31T11:58:09,943 Created temporary directory: /tmp/pip-wheel-9rict0kq 2022-12-31T11:58:09,950 DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453 2022-12-31T11:58:09,956 Created temporary directory: /tmp/pip-ephem-wheel-cache-ktbhr8ss 2022-12-31T11:58:10,006 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2022-12-31T11:58:10,013 2 location(s) to search for versions of echosys: 2022-12-31T11:58:10,013 * https://pypi.org/simple/echosys/ 2022-12-31T11:58:10,013 * https://www.piwheels.org/simple/echosys/ 2022-12-31T11:58:10,014 Fetching project page and analyzing links: https://pypi.org/simple/echosys/ 2022-12-31T11:58:10,015 Getting page https://pypi.org/simple/echosys/ 2022-12-31T11:58:10,018 Found index url https://pypi.org/simple 2022-12-31T11:58:10,128 Fetched page https://pypi.org/simple/echosys/ as application/vnd.pypi.simple.v1+json 2022-12-31T11:58:10,154 Found link https://files.pythonhosted.org/packages/77/17/711525f371ff40c3dc4dc7934f033aef9ed0f7be63cdece1601e077bf169/echosys-0.1.0.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.0 2022-12-31T11:58:10,155 Found link https://files.pythonhosted.org/packages/ca/10/5391d327b7b6403fc003c40a6732b40eced4656d15b522c4c85a6df6852f/echosys-0.1.1.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.1 2022-12-31T11:58:10,155 Found link https://files.pythonhosted.org/packages/da/45/fcffb55b4f9c66ed1ef7707e28e366e0d19e1373c958bd86d28bee032235/echosys-0.1.2.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.2 2022-12-31T11:58:10,156 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/d1/e8/6bf64f7c980a2b81d43c70921186905512812082e41d55f47253f047dd65/echosys-0.1.5-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,157 Found link https://files.pythonhosted.org/packages/75/e4/6f5e4068f4052dd4c725100ba42bfb72d59c7c5322894ce8854a68812e28/echosys-0.1.5.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.5 2022-12-31T11:58:10,158 Found link https://files.pythonhosted.org/packages/34/10/134640ddea8c7f1411d0cff830faa773f8752e2e3a12a784b19be29a4e01/echosys-0.1.6.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.6 2022-12-31T11:58:10,158 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/1a/7d/b58c104e5bd79e107004c468f595df7d512e4df38214704afe9a467e1ac6/echosys-0.1.7-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,159 Found link https://files.pythonhosted.org/packages/2a/55/c8acfe4c77d0cce9a47a22f401b2f41d05ec7c3258dd82d2f8aa87fef9e2/echosys-0.1.7.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.7 2022-12-31T11:58:10,159 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/c8/f5/a81dc83375c88b53a73fba9df0e455e3572b3c2a0f2393d1fc785fd960ae/echosys-0.1.9-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,160 Found link https://files.pythonhosted.org/packages/c3/9f/1fd3198f9235deef6dac9bc7b28af980c9c4f0516b34ad539407fed7feee/echosys-0.1.9.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.9 2022-12-31T11:58:10,161 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/4d/7f/7d824114695857f848bda73ee948cab825298007f482f8ea7912b97b3e39/echosys-0.1.10-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,161 Found link https://files.pythonhosted.org/packages/d1/d7/23b6486ff6bf4f73522524404d9ce454be3620fae8b879c43c8b89e9083b/echosys-0.1.10.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.10 2022-12-31T11:58:10,162 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/52/64/6b264eee9d0f4bcf2be09cc938962fcce93442a4cde459ef7a33f2f3f46d/echosys-0.1.11-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,163 Found link https://files.pythonhosted.org/packages/92/3d/4b0df21eb5fbebf687ad9a7c7273f455f4b0046907c283aeea74ae11dc65/echosys-0.1.11.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.11 2022-12-31T11:58:10,163 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/c2/b4/b244dd13e59be8f439e95ef5b25c95fae8225d86476d6e044b216f2fd640/echosys-0.1.12-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,164 Found link https://files.pythonhosted.org/packages/c2/19/288ec8d6ddabcbd9be62985c6f944c587f50e5345ef6b1236f5a1b21015d/echosys-0.1.12.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.12 2022-12-31T11:58:10,164 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/09/76/4881efd837746509ca15426a10a77199b5d1e5cf23937aea7fb951c782e5/echosys-0.1.13-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,165 Found link https://files.pythonhosted.org/packages/bc/19/150814f40b36ee20af3a5883673b0a9e69572a22cd834a1ed2c0c097e282/echosys-0.1.13.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.13 2022-12-31T11:58:10,166 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/dc/da/608a55d54835eed28998b53825157ea74052b6ed5dc294ef77ec11f81421/echosys-0.1.14-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,166 Found link https://files.pythonhosted.org/packages/ff/ee/a9630f7185a48979810c4a7cc064ddc0510bd528672aeed5f3e4ade48e7b/echosys-0.1.14.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.14 2022-12-31T11:58:10,167 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/1f/d0/3f0b7854e399b017f3246ac6f303478dfacae99ad7fd21083c924587ed96/echosys-0.1.15-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,167 Found link https://files.pythonhosted.org/packages/f1/38/6fe4b77fd2983d57688dd920e9a97c476f88841b8a496701bd6e92a40d45/echosys-0.1.15.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.15 2022-12-31T11:58:10,168 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/70/d1/a8361588390d9ac67c42a56727144cd24204735875860d8783d28140798c/echosys-0.1.16-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,169 Found link https://files.pythonhosted.org/packages/d0/29/39defa1b90d8179d354217409603d3806532857202b7cbaa1deff86248d9/echosys-0.1.16.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.16 2022-12-31T11:58:10,169 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/da/60/cd557ae64a80e50ca5cb8a477d11d49035aa0e45552fafda0f22aef870a2/echosys-0.1.17-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,170 Found link https://files.pythonhosted.org/packages/6f/08/55ba62914986a69b9e554f21c85e5c0b54ee90635b4b69539e10a62ef4e6/echosys-0.1.17.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.17 2022-12-31T11:58:10,171 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/0e/36/f0d6385747c1db94da75cc5fcad709f6e2f3da8571b213df85ff117d5e4c/echosys-0.1.18-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,171 Found link https://files.pythonhosted.org/packages/a0/a4/e93088143446c49665ee473d2750e654111e729c0b9a2af6160db45b8959/echosys-0.1.18.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.18 2022-12-31T11:58:10,172 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/21/e1/52bbb4b772dbd7978bd9e02ace267d18de33e610c76172ba10b7fcc39de5/echosys-0.1.19-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,172 Found link https://files.pythonhosted.org/packages/21/dc/63ddcf56954be3ff72c6a9f01e3abe61fd08e16c3acc9435de8f05a63b03/echosys-0.1.19.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.19 2022-12-31T11:58:10,173 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/8c/79/b7338194e6a34cae0d3751afc191455133ffa945ee1d06324bf6522102ad/echosys-0.1.20-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,174 Found link https://files.pythonhosted.org/packages/03/70/0c78a96c4b0337b891fbf5687e108f75522eb91aa788e5bea0040a9001af/echosys-0.1.20.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.20 2022-12-31T11:58:10,174 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/42/db/db3ee96f8107e71b08861ea983eb1c79b1014112f6d41963f66f04e55a6e/echosys-0.1.21-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,175 Found link https://files.pythonhosted.org/packages/65/38/444f387799cee9d17a67e33f4a75211a40ad8de0231fe457dd95f0bc9103/echosys-0.1.21.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.21 2022-12-31T11:58:10,175 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/d7/db/50e65035f509cee89dc6faa3652179bd911a8248a781d045234862674b63/echosys-0.1.22-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,176 Found link https://files.pythonhosted.org/packages/03/f8/bc12bcf0bc53d5323119ff313515e2600c51537a051855e76b3e92f24873/echosys-0.1.22.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.22 2022-12-31T11:58:10,177 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/12/eb/9172f7a93465b77185a9029f24fc47e97b3b3c6ace7f3979b824736be6d9/echosys-0.1.23-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,177 Found link https://files.pythonhosted.org/packages/35/a7/399389843bea9ed98677137134d3bc6af0360f13425b0b75426a1686e0a0/echosys-0.1.23.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.23 2022-12-31T11:58:10,178 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/b9/3e/eb3c3721e04767a2868db37b4c3ddc470dd4a8543b17f9af56545e4d2e4c/echosys-0.1.24-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,178 Found link https://files.pythonhosted.org/packages/9d/6e/e9f7465406adac63e1357fd16fa9c75cc6a47a73401f4dc641f3ff69880e/echosys-0.1.24.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.24 2022-12-31T11:58:10,179 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/71/74/190bb00c0d9ef4b6baa12dfbd73f7b67515c4d1dd9250363ea4c0d3823fe/echosys-0.1.25-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,180 Found link https://files.pythonhosted.org/packages/eb/25/5a83ef84a12647e554a03b953ca9a493002d011d53c5a11035f7f57bdaf3/echosys-0.1.25.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.25 2022-12-31T11:58:10,180 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/23/42/611be3a9feab04fd1d66a91280886c6c5472df602f411ff8c87fd749d1a5/echosys-0.1.26-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,181 Found link https://files.pythonhosted.org/packages/3f/66/2ee6324c260846f5a7776f6538b3ed64193efa5262c2e2e824b9f8ee547b/echosys-0.1.26.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.26 2022-12-31T11:58:10,181 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/fd/d0/b075fd1491f2e1634c3c3423175b2d76f407925636ffc968759ac07af4b1/echosys-0.1.27-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,182 Found link https://files.pythonhosted.org/packages/fd/32/8a8422746719a0e4622ee21b304fefd31f4df47cef8d7336acd41ec9a9fa/echosys-0.1.27.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.27 2022-12-31T11:58:10,183 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/fa/53/34117ca4af855bab04af002a9099c934ca541ccd1823b37a6d9e75df4f92/echosys-0.1.28-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,183 Found link https://files.pythonhosted.org/packages/a8/0d/7bada3efc593ad4f3073d100b67c1e5be35e0e1e9a3b1216d52744a3677e/echosys-0.1.28.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.28 2022-12-31T11:58:10,184 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/a0/4a/f973871c422381e31c9c23003bc22e17f12469b112a027446a3a71eba7ad/echosys-0.1.29-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,184 Found link https://files.pythonhosted.org/packages/67/8b/56d18dbb6c6ae89288ae96821e0b476b185248043ce2e3a157af3cf45c03/echosys-0.1.29.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.29 2022-12-31T11:58:10,185 Skipping link: No binaries permitted for echosys: https://files.pythonhosted.org/packages/f2/88/efdf7ad7d33d16e4ee47d781e1e0bcfbb18295d66bb4fed79ecc22f5c07a/echosys-0.1.30-py3-none-any.whl (from https://pypi.org/simple/echosys/) 2022-12-31T11:58:10,186 Found link https://files.pythonhosted.org/packages/1a/76/c3ba928ac79f04bd112150a3b49b983ba1e8aaa1fba981ec71aa250b0008/echosys-0.1.30.tar.gz (from https://pypi.org/simple/echosys/), version: 0.1.30 2022-12-31T11:58:10,187 Fetching project page and analyzing links: https://www.piwheels.org/simple/echosys/ 2022-12-31T11:58:10,187 Getting page https://www.piwheels.org/simple/echosys/ 2022-12-31T11:58:10,189 Found index url https://www.piwheels.org/simple 2022-12-31T11:58:10,397 Fetched page https://www.piwheels.org/simple/echosys/ as text/html 2022-12-31T11:58:10,400 Skipping link: No binaries permitted for echosys: https://www.piwheels.org/simple/echosys/echosys-0.1.2-py3-none-any.whl#sha256=09b6919259aa3c465d69a8b48368d6909bddfc220136e3634068bb56f4ba1760 (from https://www.piwheels.org/simple/echosys/) 2022-12-31T11:58:10,401 Skipping link: No binaries permitted for echosys: https://www.piwheels.org/simple/echosys/echosys-0.1.1-py3-none-any.whl#sha256=4e5ffdea37e9d1746305f6f0b0a8ddd9681149a19f58cd887b72c928e886a831 (from https://www.piwheels.org/simple/echosys/) 2022-12-31T11:58:10,401 Skipping link: not a file: https://www.piwheels.org/simple/echosys/ 2022-12-31T11:58:10,402 Skipping link: not a file: https://pypi.org/simple/echosys/ 2022-12-31T11:58:10,445 Given no hashes to check 1 links for project 'echosys': discarding no candidates 2022-12-31T11:58:10,475 Collecting echosys==0.1.28 2022-12-31T11:58:10,479 Created temporary directory: /tmp/pip-unpack-5ud6rzc7 2022-12-31T11:58:10,708 Downloading echosys-0.1.28.tar.gz (37 kB) 2022-12-31T11:58:10,933 Added echosys==0.1.28 from https://files.pythonhosted.org/packages/a8/0d/7bada3efc593ad4f3073d100b67c1e5be35e0e1e9a3b1216d52744a3677e/echosys-0.1.28.tar.gz to build tracker '/tmp/pip-build-tracker-0el4wokz' 2022-12-31T11:58:10,937 Running setup.py (path:/tmp/pip-wheel-9rict0kq/echosys_a0c3a42e86d745f1a5c21a71b0119ffe/setup.py) egg_info for package echosys 2022-12-31T11:58:10,938 Created temporary directory: /tmp/pip-pip-egg-info-qlo62414 2022-12-31T11:58:10,939 Preparing metadata (setup.py): started 2022-12-31T11:58:10,941 Running command python setup.py egg_info 2022-12-31T11:58:13,230 Traceback (most recent call last): 2022-12-31T11:58:13,231 File "", line 36, in 2022-12-31T11:58:13,232 File "", line 34, in 2022-12-31T11:58:13,232 File "/tmp/pip-wheel-9rict0kq/echosys_a0c3a42e86d745f1a5c21a71b0119ffe/setup.py", line 3, in 2022-12-31T11:58:13,232 with open("ECHO/README.org", "r") as ldf: 2022-12-31T11:58:13,233 FileNotFoundError: [Errno 2] No such file or directory: 'ECHO/README.org' 2022-12-31T11:58:13,383 ERROR: [present-rich] python setup.py egg_info exited with 1 2022-12-31T11:58:13,428 [bold magenta]full command[/]: [blue]/usr/bin/python3 -c ' 2022-12-31T11:58:13,428 exec(compile('"'"''"'"''"'"' 2022-12-31T11:58:13,428 # This is -- a caller that pip uses to run setup.py 2022-12-31T11:58:13,428 # 2022-12-31T11:58:13,428 # - It imports setuptools before invoking setup.py, to enable projects that directly 2022-12-31T11:58:13,428 # import from `distutils.core` to work with newer packaging standards. 2022-12-31T11:58:13,428 # - It provides a clear error message when setuptools is not installed. 2022-12-31T11:58:13,428 # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so 2022-12-31T11:58:13,428 # setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning: 2022-12-31T11:58:13,428 # manifest_maker: standard file '"'"'-c'"'"' not found". 2022-12-31T11:58:13,428 # - It generates a shim setup.py, for handling setup.cfg-only projects. 2022-12-31T11:58:13,428 import os, sys, tokenize 2022-12-31T11:58:13,428 2022-12-31T11:58:13,428 try: 2022-12-31T11:58:13,428 import setuptools 2022-12-31T11:58:13,428 except ImportError as error: 2022-12-31T11:58:13,428 print( 2022-12-31T11:58:13,428 "ERROR: Can not execute `setup.py` since setuptools is not available in " 2022-12-31T11:58:13,428 "the build environment.", 2022-12-31T11:58:13,428 file=sys.stderr, 2022-12-31T11:58:13,428 ) 2022-12-31T11:58:13,428 sys.exit(1) 2022-12-31T11:58:13,428 2022-12-31T11:58:13,428 __file__ = %r 2022-12-31T11:58:13,428 sys.argv[0] = __file__ 2022-12-31T11:58:13,428 2022-12-31T11:58:13,428 if os.path.exists(__file__): 2022-12-31T11:58:13,428 filename = __file__ 2022-12-31T11:58:13,428 with tokenize.open(__file__) as f: 2022-12-31T11:58:13,428 setup_py_code = f.read() 2022-12-31T11:58:13,428 else: 2022-12-31T11:58:13,428 filename = "" 2022-12-31T11:58:13,428 setup_py_code = "from setuptools import setup; setup()" 2022-12-31T11:58:13,428 2022-12-31T11:58:13,428 exec(compile(setup_py_code, filename, "exec")) 2022-12-31T11:58:13,428 '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-9rict0kq/echosys_a0c3a42e86d745f1a5c21a71b0119ffe/setup.py'"'"',), "", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-qlo62414[/] 2022-12-31T11:58:13,428 [bold magenta]cwd[/]: /tmp/pip-wheel-9rict0kq/echosys_a0c3a42e86d745f1a5c21a71b0119ffe/ 2022-12-31T11:58:13,429 Preparing metadata (setup.py): finished with status 'error' 2022-12-31T11:58:13,432 ERROR: [present-rich] metadata generation failed 2022-12-31T11:58:13,447 Exception information: 2022-12-31T11:58:13,447 Traceback (most recent call last): 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/build/metadata_legacy.py", line 68, in generate_metadata 2022-12-31T11:58:13,447 spinner=spinner, 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess 2022-12-31T11:58:13,447 raise error 2022-12-31T11:58:13,447 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1 2022-12-31T11:58:13,447 2022-12-31T11:58:13,447 The above exception was the direct cause of the following exception: 2022-12-31T11:58:13,447 2022-12-31T11:58:13,447 Traceback (most recent call last): 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 160, in exc_logging_wrapper 2022-12-31T11:58:13,447 status = run_func(*args) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/cli/req_command.py", line 247, in wrapper 2022-12-31T11:58:13,447 return func(self, options, args) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/commands/wheel.py", line 170, in run 2022-12-31T11:58:13,447 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 93, in resolve 2022-12-31T11:58:13,447 collected.requirements, max_rounds=try_to_avoid_resolution_too_deep 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve 2022-12-31T11:58:13,447 state = resolution.resolve(requirements, max_rounds=max_rounds) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve 2022-12-31T11:58:13,447 self._add_to_criteria(self.state.criteria, r, parent=None) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _add_to_criteria 2022-12-31T11:58:13,447 if not criterion.candidates: 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/structs.py", line 151, in __bool__ 2022-12-31T11:58:13,447 return bool(self._sequence) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__ 2022-12-31T11:58:13,447 return any(self) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in 2022-12-31T11:58:13,447 return (c for c in iterator if id(c) not in self._incompatible_ids) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built 2022-12-31T11:58:13,447 candidate = func() 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/factory.py", line 211, in _make_candidate_from_link 2022-12-31T11:58:13,447 version=version, 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 303, in __init__ 2022-12-31T11:58:13,447 version=version, 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 162, in __init__ 2022-12-31T11:58:13,447 self.dist = self._prepare() 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 231, in _prepare 2022-12-31T11:58:13,447 dist = self._prepare_distribution() 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 308, in _prepare_distribution 2022-12-31T11:58:13,447 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/prepare.py", line 491, in prepare_linked_requirement 2022-12-31T11:58:13,447 return self._prepare_linked_requirement(req, parallel_builds) 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/prepare.py", line 582, in _prepare_linked_requirement 2022-12-31T11:58:13,447 self.check_build_deps, 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/prepare.py", line 70, in _get_prepared_distribution 2022-12-31T11:58:13,447 finder, build_isolation, check_build_deps 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/distributions/sdist.py", line 61, in prepare_distribution_metadata 2022-12-31T11:58:13,447 self.req.prepare_metadata() 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/req/req_install.py", line 546, in prepare_metadata 2022-12-31T11:58:13,447 details=details, 2022-12-31T11:58:13,447 File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/build/metadata_legacy.py", line 71, in generate_metadata 2022-12-31T11:58:13,447 raise MetadataGenerationFailed(package_details=details) from error 2022-12-31T11:58:13,447 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2022-12-31T11:58:13,470 Removed echosys==0.1.28 from https://files.pythonhosted.org/packages/a8/0d/7bada3efc593ad4f3073d100b67c1e5be35e0e1e9a3b1216d52744a3677e/echosys-0.1.28.tar.gz from build tracker '/tmp/pip-build-tracker-0el4wokz' 2022-12-31T11:58:13,471 Removed build tracker: '/tmp/pip-build-tracker-0el4wokz'