2022-03-24T18:22:01,374 Created temporary directory: /tmp/pip-ephem-wheel-cache-79sgvyma 2022-03-24T18:22:01,380 Created temporary directory: /tmp/pip-req-tracker-6ztgyiid 2022-03-24T18:22:01,381 Initialized build tracking at /tmp/pip-req-tracker-6ztgyiid 2022-03-24T18:22:01,381 Created build tracker: /tmp/pip-req-tracker-6ztgyiid 2022-03-24T18:22:01,381 Entered build tracker: /tmp/pip-req-tracker-6ztgyiid 2022-03-24T18:22:01,383 Created temporary directory: /tmp/pip-wheel-kcbz5smg 2022-03-24T18:22:01,451 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2022-03-24T18:22:01,464 2 location(s) to search for versions of dnnf: 2022-03-24T18:22:01,464 * https://pypi.org/simple/dnnf/ 2022-03-24T18:22:01,464 * https://www.piwheels.org/simple/dnnf/ 2022-03-24T18:22:01,465 Fetching project page and analyzing links: https://pypi.org/simple/dnnf/ 2022-03-24T18:22:01,466 Getting page https://pypi.org/simple/dnnf/ 2022-03-24T18:22:01,470 Found index url https://pypi.org/simple 2022-03-24T18:22:01,615 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/e5/74/8b64c3516c18d34ecb4f0c13d2ff16cd5479860976221c434ddb5e23cefa/dnnf-0.0.1-py3-none-any.whl#sha256=e17b58f2048b0439b4b140ed37d97e0cb9e565bd54987cd8df7531239f687c42 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,617 Found link https://files.pythonhosted.org/packages/f0/c1/d9779e5ebc58b651e53c9526c6b7ddcf130ba9b030594892d04a8912954e/dnnf-0.0.1.tar.gz#sha256=77cace5b6e98a71086aa94defba88bed581a29e3077b9056924137944ec50878 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.0.1 2022-03-24T18:22:01,618 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/48/ad/e354f13e73c02fbfca9088ad6b057bbd01b132294f25e0c04104a256933e/dnnf-0.0.2-py3-none-any.whl#sha256=7fe55965cc6aa6002a4e0eb1321eef8c1a6f6dd4c3c130639fdb8ab39cb0c6cb (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,619 Found link https://files.pythonhosted.org/packages/9f/2a/1c876056a79d343c1fad90081c3f35d851e3c463378606d31333d67f8b7d/dnnf-0.0.2.tar.gz#sha256=7de883611fcc0b346fb6b177be68275621347c350b304892ada569ffe31d63e3 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.0.2 2022-03-24T18:22:01,620 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/b0/13/367418dd11e0143f0cd1d26841db7af933555015e0ffd0950675c185af6e/dnnf-0.0.3-py3-none-any.whl#sha256=cad6ce804e79382f1dc3fcb9c7c32d0a0dbdea5819bf34744f6b77eaf440f827 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,622 Found link https://files.pythonhosted.org/packages/d1/e1/953511b5c56e1f4635bba45e4eff49670a79340939504ab2a8e8e3c5ddee/dnnf-0.0.3.tar.gz#sha256=aa91fa356b7b4b50c08bab22ad424d144d46fbf964f292c61fc9871f4c31ce50 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.0.3 2022-03-24T18:22:01,622 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/11/d8/7220c826f6c2095fa03732ab6b10545f85757eff0f70aaafde80b356805e/dnnf-0.0.4-py3-none-any.whl#sha256=90b8e039db044a7e99a05d52cd1e2f5a082681c5699d4e4b841ee52ff10ac9af (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,624 Found link https://files.pythonhosted.org/packages/1a/13/11c976e181e1b7b533d6527c123a6178a2e6aaec2e03b55664c621568842/dnnf-0.0.4.tar.gz#sha256=285cb5f120441f8f194aa48c894188bb8ba5506df589c52f7d9313eccfd9b029 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.0.4 2022-03-24T18:22:01,624 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/62/44/c177ced997604febedc1ff100701984d567e24127122ae9036c5319c115c/dnnf-0.1.0-py3-none-any.whl#sha256=8a3bf34bddbb2cad5ce8f69946ae571044a29390b813da4212ece0f6e84045ac (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,626 Found link https://files.pythonhosted.org/packages/68/fc/a4b658c1a18da2b8df53b122039318afdfb8cbbe2668323cade804898c05/dnnf-0.1.0.tar.gz#sha256=407619777a6905066c8f2896fdd3ec71a1945edbe76e1d2b0b18d66ee1c04113 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.1.0 2022-03-24T18:22:01,626 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/f9/8e/9c466197274d1dd0eea3d0c5800d5fc09e9fdb6646ea33ebb2d6f18ce883/dnnf-0.1.1-py3-none-any.whl#sha256=25e4c18870b9671f48271cff026da08eb1867b1fd77f497389d7c7837a6fab3d (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,628 Found link https://files.pythonhosted.org/packages/48/1b/2ba9f9cdcf7f4ac079ee4afb29ef9b21d0ab34eae5210365f2a1f5da773e/dnnf-0.1.1.tar.gz#sha256=4301732cf4f4c6dcd89e109834e8fe2cee007e5a3347d04f126a246bcd790467 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.1.1 2022-03-24T18:22:01,628 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/61/ef/bba339152cd614e624e6656b5643af0d06666a6941ea18642590a005ee41/dnnf-0.1.2-py3-none-any.whl#sha256=d2d706bd77ee0309de50b7fc92fd0a1eefea8c62dcb5d083f246ae1fe6c327f1 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,630 Found link https://files.pythonhosted.org/packages/c0/d6/0ae707e2bf7a990a9ce9498ff0200916135741046e1b069237634b793666/dnnf-0.1.2.tar.gz#sha256=bef4b1d5d4530f48649af1d1d2bc59a50c9df5ebf2f3cb722246bff6aae57071 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.1.2 2022-03-24T18:22:01,630 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/81/1a/208a117d231814c4862ff7513ff043f9f624d128ac89d5aee37d0a33eab6/dnnf-0.1.3-py3-none-any.whl#sha256=5992a674c39432b19d27521004d95a7cecd301a345d84bfdab824c0efdf35a13 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,632 Found link https://files.pythonhosted.org/packages/c3/d7/512d02ff3ac3ccd65a7d24a3c9b8a7a4bafffe391aa15251db26caf70e41/dnnf-0.1.3.tar.gz#sha256=cc384f5900a9cb11d1ad803e1cbe8f7c7136f62dc3e4e7f75dff07828088c9c9 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.1.3 2022-03-24T18:22:01,632 Skipping link: No binaries permitted for dnnf: https://files.pythonhosted.org/packages/35/f6/de89ce173f2018c9c8c6d4e5753aa4643335448e9613f244919cce8f5dec/dnnf-0.1.4-py3-none-any.whl#sha256=f454af62bb45a561b9840f3b287090758bbf16318f2b1029cdded334e1b50a40 (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,634 Found link https://files.pythonhosted.org/packages/68/fe/170a7365e8dc8f9694bf4f11e4c6ad64d5f1ec00360e10d8f53d2a54fec7/dnnf-0.1.4.tar.gz#sha256=e3cc68e54ed860cd8595b3b357efa8c8ee712ea254848ae75636cbf724b9232f (from https://pypi.org/simple/dnnf/) (requires-python:>=3.7), version: 0.1.4 2022-03-24T18:22:01,635 Fetching project page and analyzing links: https://www.piwheels.org/simple/dnnf/ 2022-03-24T18:22:01,635 Getting page https://www.piwheels.org/simple/dnnf/ 2022-03-24T18:22:01,638 Found index url https://www.piwheels.org/simple 2022-03-24T18:22:01,848 Skipping link: No binaries permitted for dnnf: https://www.piwheels.org/simple/dnnf/dnnf-0.0.1-py3-none-any.whl#sha256=e17b58f2048b0439b4b140ed37d97e0cb9e565bd54987cd8df7531239f687c42 (from https://www.piwheels.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,849 Skipping link: No binaries permitted for dnnf: https://www.piwheels.org/simple/dnnf/dnnf-0.0.2-py3-none-any.whl#sha256=7fe55965cc6aa6002a4e0eb1321eef8c1a6f6dd4c3c130639fdb8ab39cb0c6cb (from https://www.piwheels.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,850 Skipping link: No binaries permitted for dnnf: https://www.piwheels.org/simple/dnnf/dnnf-0.0.3-py3-none-any.whl#sha256=cad6ce804e79382f1dc3fcb9c7c32d0a0dbdea5819bf34744f6b77eaf440f827 (from https://www.piwheels.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,850 Skipping link: No binaries permitted for dnnf: https://www.piwheels.org/simple/dnnf/dnnf-0.0.4-py3-none-any.whl#sha256=90b8e039db044a7e99a05d52cd1e2f5a082681c5699d4e4b841ee52ff10ac9af (from https://www.piwheels.org/simple/dnnf/) (requires-python:>=3.7) 2022-03-24T18:22:01,851 Skipping link: not a file: https://www.piwheels.org/simple/dnnf/ 2022-03-24T18:22:01,851 Skipping link: not a file: https://pypi.org/simple/dnnf/ 2022-03-24T18:22:01,890 Given no hashes to check 1 links for project 'dnnf': discarding no candidates 2022-03-24T18:22:01,921 Collecting dnnf==0.1.4 2022-03-24T18:22:01,926 Created temporary directory: /tmp/pip-unpack-0wa3akjj 2022-03-24T18:22:02,192 Downloading dnnf-0.1.4.tar.gz (270 kB) 2022-03-24T18:22:02,479 Added dnnf==0.1.4 from https://files.pythonhosted.org/packages/68/fe/170a7365e8dc8f9694bf4f11e4c6ad64d5f1ec00360e10d8f53d2a54fec7/dnnf-0.1.4.tar.gz#sha256=e3cc68e54ed860cd8595b3b357efa8c8ee712ea254848ae75636cbf724b9232f to build tracker '/tmp/pip-req-tracker-6ztgyiid' 2022-03-24T18:22:02,489 Created temporary directory: /tmp/pip-build-env-g9716tla 2022-03-24T18:22:02,503 Created temporary directory: /tmp/pip-standalone-pip-1os30ydy 2022-03-24T18:22:04,686 Installing build dependencies: started 2022-03-24T18:22:04,688 Running command pip subprocess to install build dependencies 2022-03-24T18:22:14,801 Using pip 22.0.3 from /tmp/pip-standalone-pip-1os30ydy/__env_pip__.zip/pip (python 3.7) 2022-03-24T18:22:16,179 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2022-03-24T18:22:17,027 Collecting flit 2022-03-24T18:22:17,091 Using cached https://www.piwheels.org/simple/flit/flit-3.7.1-py3-none-any.whl (49 kB) 2022-03-24T18:22:17,974 Collecting requests 2022-03-24T18:22:18,010 Using cached https://www.piwheels.org/simple/requests/requests-2.27.1-py2.py3-none-any.whl (63 kB) 2022-03-24T18:22:18,193 Collecting tomli-w 2022-03-24T18:22:18,235 Using cached https://www.piwheels.org/simple/tomli-w/tomli_w-1.0.0-py3-none-any.whl (6.0 kB) 2022-03-24T18:22:18,575 Collecting docutils 2022-03-24T18:22:18,722 Using cached https://www.piwheels.org/simple/docutils/docutils-0.18.1-py2.py3-none-any.whl (567 kB) 2022-03-24T18:22:19,057 Collecting tomli 2022-03-24T18:22:19,089 Using cached https://www.piwheels.org/simple/tomli/tomli-2.0.1-py3-none-any.whl (12 kB) 2022-03-24T18:22:19,386 Collecting flit_core>=3.7.1 2022-03-24T18:22:19,423 Using cached https://www.piwheels.org/simple/flit-core/flit_core-3.7.1-py3-none-any.whl (60 kB) 2022-03-24T18:22:19,833 Collecting idna<4,>=2.5 2022-03-24T18:22:19,876 Using cached https://www.piwheels.org/simple/idna/idna-3.3-py3-none-any.whl (64 kB) 2022-03-24T18:22:20,539 Collecting urllib3<1.27,>=1.21.1 2022-03-24T18:22:20,592 Using cached https://www.piwheels.org/simple/urllib3/urllib3-1.26.9-py2.py3-none-any.whl (155 kB) 2022-03-24T18:22:20,993 Collecting charset-normalizer~=2.0.0 2022-03-24T18:22:21,030 Using cached https://www.piwheels.org/simple/charset-normalizer/charset_normalizer-2.0.12-py3-none-any.whl (44 kB) 2022-03-24T18:22:21,367 Collecting certifi>=2017.4.17 2022-03-24T18:22:21,424 Using cached https://www.piwheels.org/simple/certifi/certifi-2021.10.8-py2.py3-none-any.whl (151 kB) 2022-03-24T18:22:26,094 Installing collected packages: certifi, urllib3, tomli-w, tomli, idna, flit_core, docutils, charset-normalizer, requests, flit 2022-03-24T18:22:31,222 changing mode of /tmp/pip-build-env-g9716tla/overlay/bin/normalizer to 755 2022-03-24T18:22:31,858 changing mode of /tmp/pip-build-env-g9716tla/overlay/bin/flit to 755 2022-03-24T18:22:31,916 Successfully installed certifi-2021.10.8 charset-normalizer-2.0.12 docutils-0.18.1 flit-3.7.1 flit_core-3.7.1 idna-3.3 requests-2.27.1 tomli-2.0.1 tomli-w-1.0.0 urllib3-1.26.9 2022-03-24T18:22:32,087 WARNING: You are using pip version 22.0.3; however, version 22.0.4 is available. 2022-03-24T18:22:32,088 You should consider upgrading via the '/usr/bin/python3 -m pip install --upgrade pip' command. 2022-03-24T18:22:32,558 Installing build dependencies: finished with status 'done' 2022-03-24T18:22:32,585 Getting requirements to build wheel: started 2022-03-24T18:22:32,587 Running command Getting requirements to build wheel 2022-03-24T18:22:34,497 Getting requirements to build wheel: finished with status 'done' 2022-03-24T18:22:34,858 Created temporary directory: /tmp/pip-standalone-pip-bmf9y2x9 2022-03-24T18:22:37,325 Installing backend dependencies: started 2022-03-24T18:22:37,327 Running command pip subprocess to install backend dependencies 2022-03-24T18:22:47,494 Using pip 22.0.3 from /tmp/pip-standalone-pip-bmf9y2x9/__env_pip__.zip/pip (python 3.7) 2022-03-24T18:22:48,949 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2022-03-24T18:22:48,951 Ignoring black: markers 'extra == "dev"' don't match your environment 2022-03-24T18:22:48,953 Ignoring pytest: markers 'extra == "test"' don't match your environment 2022-03-24T18:22:48,955 Ignoring cleverhans: markers 'extra == "cleverhans"' don't match your environment 2022-03-24T18:22:48,957 Ignoring foolbox: markers 'extra == "foolbox"' don't match your environment 2022-03-24T18:22:48,959 Ignoring coverage: markers 'extra == "test"' don't match your environment 2022-03-24T18:22:48,961 Ignoring furo: markers 'extra == "docs"' don't match your environment 2022-03-24T18:22:48,963 Ignoring sphinx: markers 'extra == "docs"' don't match your environment 2022-03-24T18:22:48,965 Ignoring mypy: markers 'extra == "dev"' don't match your environment 2022-03-24T18:22:50,630 Link requires a different Python (3.7.3 not in: '>=3.8,<3.11'): https://files.pythonhosted.org/packages/c0/ad/e3c052ed4e0027a8abef0a5e8441a044427d252d17d9aee06d56e62fc698/scipy-1.8.0rc1.tar.gz#sha256=54adf5c1197d6c3de2e131dc71660bb11d4e449aff79c8c231bd05dc6ad307eb (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11) 2022-03-24T18:22:50,644 Link requires a different Python (3.7.3 not in: '>=3.8,<3.11'): https://files.pythonhosted.org/packages/29/d2/151a54944b333e465f98804dced31dab1284f3c37b752b9cefa710b64681/scipy-1.8.0rc2.tar.gz#sha256=d73b13eb0452c178f946b4db60b27e400225df02e926609652ed67798054e77d (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11) 2022-03-24T18:22:50,657 Link requires a different Python (3.7.3 not in: '>=3.8,<3.11'): https://files.pythonhosted.org/packages/e4/26/83dd1c6378513a6241d984bda9f08c512b6e35fff13fba3acc1b3c195f02/scipy-1.8.0rc3.tar.gz#sha256=7e4f827b37275b1264102f2cc063ba17a40fb858af7a98f63b3b1be2670a34b1 (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11) 2022-03-24T18:22:50,670 Link requires a different Python (3.7.3 not in: '>=3.8,<3.11'): https://files.pythonhosted.org/packages/22/78/056cc43e7737811b6f50886788a940f852773dd9804f5365952805db9648/scipy-1.8.0rc4.tar.gz#sha256=bfa5b17b108203c31388d362fe666b96c2f0aa1a094d460aab85440c22e6f22f (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11) 2022-03-24T18:22:50,684 Link requires a different Python (3.7.3 not in: '>=3.8,<3.11'): https://files.pythonhosted.org/packages/b4/a2/4faa34bf0cdbefd5c706625f1234987795f368eb4e97bde9d6f46860843e/scipy-1.8.0.tar.gz#sha256=31d4f2d6b724bc9a98e527b5849b8a7e589bf1ea630c33aa563eda912c9ff0bd (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11) 2022-03-24T18:22:51,334 Collecting scipy~=1.7 2022-03-24T18:23:04,180 Using cached https://www.piwheels.org/simple/scipy/scipy-1.7.3-cp37-cp37m-linux_armv7l.whl (65.5 MB) 2022-03-24T18:23:11,095 Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/7a/7f/5384d4c85a2349bd89ff1c0253bff77c7b617e48af201f2d823fc619189a/numpy-1.22.0rc1.zip#sha256=bc991b3f8ea7c0f6703df2bc23c098cfe6f1a3a5e8a3a901eb6a5619275d53ff (from https://pypi.org/simple/numpy/) (requires-python:>=3.8) 2022-03-24T18:23:11,108 Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/a1/4a/8fd68d9a0a9fe5419cdbb697ffc96259fb716bd952c5c64225991add7551/numpy-1.22.0rc2.zip#sha256=01810dc32c5ac4c895b5c0d285497e1eb52038834919f3d2eaddfb9526b20dc9 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8) 2022-03-24T18:23:11,120 Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/17/d4/d3ac79fca81154e8d3e11232967024f480cfdc87dfeef479803716fb20cb/numpy-1.22.0rc3.zip#sha256=0b5642efe2a36f2191102b44bb95ee1479f14c1adb2d7155303e50b2517e43bc (from https://pypi.org/simple/numpy/) (requires-python:>=3.8) 2022-03-24T18:23:11,133 Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/50/e1/9b0c184f04b8cf5f3c941ffa56fbcbe936888bdac9aa7ba6bae405ac752b/numpy-1.22.0.zip#sha256=a955e4128ac36797aaffd49ab44ec74a71c11d6938df83b1285492d277db5397 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8) 2022-03-24T18:23:11,146 Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/0a/c8/a62767a6b374a0dfb02d2a0456e5f56a372cdd1689dbc6ffb6bf1ddedbc0/numpy-1.22.1.zip#sha256=e348ccf5bc5235fc405ab19d53bec215bb373300e5523c7b476cc0da8a5e9973 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8) 2022-03-24T18:23:11,157 Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/e9/6c/c0a8130fe198f27bab92f1b28631e0cc2572295f6b7a31e87efe7448aa1c/numpy-1.22.2.zip#sha256=076aee5a3763d41da6bef9565fdf3cb987606f567cd8b104aded2b38b7b47abf (from https://pypi.org/simple/numpy/) (requires-python:>=3.8) 2022-03-24T18:23:11,169 Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/64/4a/b008d1f8a7b9f5206ecf70a53f84e654707e7616a771d84c05151a4713e9/numpy-1.22.3.zip#sha256=dbc7601a3b7472d559dc7b933b18b4b66f9aa7452c120e87dfb33d02008c8a18 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8) 2022-03-24T18:23:12,065 Collecting numpy<1.22,>=1.20 2022-03-24T18:23:14,453 Using cached https://www.piwheels.org/simple/numpy/numpy-1.21.4-cp37-cp37m-linux_armv7l.whl (12.3 MB) 2022-03-24T18:23:15,772 ERROR: Could not find a version that satisfies the requirement torchvision~=0.7 (from versions: 0.1.6, 0.1.7, 0.1.8, 0.1.9, 0.2.0, 0.2.1, 0.2.2, 0.2.2.post2, 0.2.2.post3) 2022-03-24T18:23:15,774 ERROR: No matching distribution found for torchvision~=0.7 2022-03-24T18:23:15,946 WARNING: You are using pip version 22.0.3; however, version 22.0.4 is available. 2022-03-24T18:23:15,947 You should consider upgrading via the '/usr/bin/python3 -m pip install --upgrade pip' command. 2022-03-24T18:23:16,476 ERROR: [present-diagnostic] pip subprocess to install backend dependencies exited with 1 2022-03-24T18:23:16,517 [bold magenta]full command[/]: [blue]/usr/bin/python3 /tmp/pip-standalone-pip-bmf9y2x9/__env_pip__.zip/pip install --ignore-installed --no-user --prefix /tmp/pip-build-env-g9716tla/normal --no-warn-script-location -v --no-binary dnnf --only-binary :none: -i https://pypi.org/simple --extra-index-url https://www.piwheels.org/simple --prefer-binary -- 'black~=21.7b0 ; extra == "dev"' 'pytest~=6.2 ; extra == "test"' 'cleverhans~=4.0 ; extra == "cleverhans"' 'foolbox~=3.3 ; extra == "foolbox"' 'scipy~=1.7' 'coverage~=5.5 ; extra == "test"' 'furo ; extra == "docs"' 'numpy>=1.20,<1.22' 'torchvision~=0.7' 'sphinx~=4.0 ; extra == "docs"' 'onnx>=1.8,<1.11' 'torch~=1.6' 'dnnv~=0.5.0' 'mypy~=0.910 ; extra == "dev"'[/] 2022-03-24T18:23:16,518 [bold magenta]cwd[/]: \[inherit] 2022-03-24T18:23:16,518 Installing backend dependencies: finished with status 'error' 2022-03-24T18:23:16,537 ERROR: [present-diagnostic] pip subprocess to install backend dependencies exited with 1 2022-03-24T18:23:16,551 Exception information: 2022-03-24T18:23:16,551 Traceback (most recent call last): 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 167, in exc_logging_wrapper 2022-03-24T18:23:16,551 status = run_func(*args) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper 2022-03-24T18:23:16,551 return func(self, options, args) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 145, in run 2022-03-24T18:23:16,551 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 95, in resolve 2022-03-24T18:23:16,551 collected.requirements, max_rounds=try_to_avoid_resolution_too_deep 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve 2022-03-24T18:23:16,551 state = resolution.resolve(requirements, max_rounds=max_rounds) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve 2022-03-24T18:23:16,551 self._add_to_criteria(self.state.criteria, r, parent=None) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _add_to_criteria 2022-03-24T18:23:16,551 if not criterion.candidates: 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/structs.py", line 151, in __bool__ 2022-03-24T18:23:16,551 return bool(self._sequence) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__ 2022-03-24T18:23:16,551 return any(self) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in 2022-03-24T18:23:16,551 return (c for c in iterator if id(c) not in self._incompatible_ids) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built 2022-03-24T18:23:16,551 candidate = func() 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 220, in _make_candidate_from_link 2022-03-24T18:23:16,551 version=version, 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 294, in __init__ 2022-03-24T18:23:16,551 version=version, 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 158, in __init__ 2022-03-24T18:23:16,551 self.dist = self._prepare() 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 227, in _prepare 2022-03-24T18:23:16,551 dist = self._prepare_distribution() 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 299, in _prepare_distribution 2022-03-24T18:23:16,551 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 487, in prepare_linked_requirement 2022-03-24T18:23:16,551 return self._prepare_linked_requirement(req, parallel_builds) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 560, in _prepare_linked_requirement 2022-03-24T18:23:16,551 self.build_isolation, 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 58, in _get_prepared_distribution 2022-03-24T18:23:16,551 abstract_dist.prepare_distribution_metadata(finder, build_isolation) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/distributions/sdist.py", line 45, in prepare_distribution_metadata 2022-03-24T18:23:16,551 self._install_build_reqs(finder) 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/distributions/sdist.py", line 109, in _install_build_reqs 2022-03-24T18:23:16,551 finder, missing, "normal", kind="backend dependencies" 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/build_env.py", line 207, in install_requirements 2022-03-24T18:23:16,551 kind=kind, 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/build_env.py", line 264, in _install_requirements 2022-03-24T18:23:16,551 extra_environ=extra_environ, 2022-03-24T18:23:16,551 File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess 2022-03-24T18:23:16,551 raise error 2022-03-24T18:23:16,551 pip._internal.exceptions.InstallationSubprocessError: pip subprocess to install backend dependencies exited with 1 2022-03-24T18:23:16,571 Removed dnnf==0.1.4 from https://files.pythonhosted.org/packages/68/fe/170a7365e8dc8f9694bf4f11e4c6ad64d5f1ec00360e10d8f53d2a54fec7/dnnf-0.1.4.tar.gz#sha256=e3cc68e54ed860cd8595b3b357efa8c8ee712ea254848ae75636cbf724b9232f from build tracker '/tmp/pip-req-tracker-6ztgyiid' 2022-03-24T18:23:16,572 Removed build tracker: '/tmp/pip-req-tracker-6ztgyiid'