2022-03-07T17:49:36,947 Created temporary directory: /tmp/pip-ephem-wheel-cache-651byk0y
2022-03-07T17:49:36,953 Created temporary directory: /tmp/pip-req-tracker-fki4b7wy
2022-03-07T17:49:36,954 Initialized build tracking at /tmp/pip-req-tracker-fki4b7wy
2022-03-07T17:49:36,954 Created build tracker: /tmp/pip-req-tracker-fki4b7wy
2022-03-07T17:49:36,954 Entered build tracker: /tmp/pip-req-tracker-fki4b7wy
2022-03-07T17:49:36,956 Created temporary directory: /tmp/pip-wheel-ffwkvaso
2022-03-07T17:49:37,024 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-03-07T17:49:37,032 2 location(s) to search for versions of chm-hnsw:
2022-03-07T17:49:37,032 * https://pypi.org/simple/chm-hnsw/
2022-03-07T17:49:37,032 * https://www.piwheels.org/simple/chm-hnsw/
2022-03-07T17:49:37,034 Fetching project page and analyzing links: https://pypi.org/simple/chm-hnsw/
2022-03-07T17:49:37,035 Getting page https://pypi.org/simple/chm-hnsw/
2022-03-07T17:49:37,038 Found index url https://pypi.org/simple
2022-03-07T17:49:37,163   Found link https://files.pythonhosted.org/packages/94/b3/e885b43e41ab1132500c18fe7fa299fc2a0d926c82ea3ee88fd783fed712/chm_hnsw-0.0.1.tar.gz#sha256=7aabb1a1d09a2bcecad5f9bce026e95b6852ceec544ee749352f5fa1f93a3aec (from https://pypi.org/simple/chm-hnsw/), version: 0.0.1
2022-03-07T17:49:37,164   Found link https://files.pythonhosted.org/packages/0d/fa/8ff855b0c60f33cae6121840f48ec0ee6e4c97556b99c7a10233bc661240/chm_hnsw-0.0.2.tar.gz#sha256=3009fe48eeaa1d64927e0d0913a8a3b951ef0fe8f256d46c009a130e7924f5be (from https://pypi.org/simple/chm-hnsw/), version: 0.0.2
2022-03-07T17:49:37,164   Found link https://files.pythonhosted.org/packages/dc/40/b81c4a04bbc3b300c8ec1f1058cf4c0552915a782709fe8f24ec396aa6e5/chm_hnsw-0.0.3.tar.gz#sha256=36ef0a7f962448cf53d7313f63f7923d2cac8bac1f6b3334dca1f77a8db1ee00 (from https://pypi.org/simple/chm-hnsw/), version: 0.0.3
2022-03-07T17:49:37,165   Found link https://files.pythonhosted.org/packages/81/34/e2060c1f47322e2ef858331423690447b71ab1c03bc9594534c60f93fb7f/chm_hnsw-0.0.4.tar.gz#sha256=82a6c25833b69e434904ca426b0a2747b899c557a96f47e8d72cf0b092a97327 (from https://pypi.org/simple/chm-hnsw/), version: 0.0.4
2022-03-07T17:49:37,166   Found link https://files.pythonhosted.org/packages/ec/2a/af23d88feb8178f9dca47b07fd459452cdf206bafbf0ac8b18967db5dd9e/chm_hnsw-0.0.5.tar.gz#sha256=0539c2ddb4076e33aaac91cd4cf405b2704dc38b4d7c80fd28c4878b7742cfcb (from https://pypi.org/simple/chm-hnsw/), version: 0.0.5
2022-03-07T17:49:37,167   Found link https://files.pythonhosted.org/packages/26/e2/e9b3a016c7e1451404a685c4e82ccd424864742907792e767962b5f2422b/chm_hnsw-0.0.6.tar.gz#sha256=796e8302de4335e7e0b542c321eb2bdecee2454fe749d292cc042213c4d49316 (from https://pypi.org/simple/chm-hnsw/), version: 0.0.6
2022-03-07T17:49:37,167   Found link https://files.pythonhosted.org/packages/30/5b/5d26276adb7973bda83c74e22ffdcec728029bac6bb6af2fa7d9c4ece53e/chm_hnsw-0.0.7.tar.gz#sha256=994d28193935c09b5d415640933a92d5e30dbf0021ba7f1eaaf3833d760a2423 (from https://pypi.org/simple/chm-hnsw/), version: 0.0.7
2022-03-07T17:49:37,168 Fetching project page and analyzing links: https://www.piwheels.org/simple/chm-hnsw/
2022-03-07T17:49:37,169 Getting page https://www.piwheels.org/simple/chm-hnsw/
2022-03-07T17:49:37,171 Found index url https://www.piwheels.org/simple
2022-03-07T17:49:37,382   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.3-cp37-cp37m-linux_armv6l.whl#sha256=703040528e76c236ed662636cfdb9f61675035f69d89c1c9a37a31c4ec3ac395 (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,383   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.3-cp37-cp37m-linux_armv7l.whl#sha256=703040528e76c236ed662636cfdb9f61675035f69d89c1c9a37a31c4ec3ac395 (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,384   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.3-cp39-cp39-linux_armv6l.whl#sha256=bc80288b83e79ed459a19f040d50ac1faf1986a9a0f3228c82d7164c0be3082b (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,384   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.3-cp39-cp39-linux_armv7l.whl#sha256=bc80288b83e79ed459a19f040d50ac1faf1986a9a0f3228c82d7164c0be3082b (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,385   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.4-cp37-cp37m-linux_armv6l.whl#sha256=a258d2d5ea34fe874b475bbdcac181aba34bd900e613b443140431768c2630cc (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,385   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.4-cp37-cp37m-linux_armv7l.whl#sha256=a258d2d5ea34fe874b475bbdcac181aba34bd900e613b443140431768c2630cc (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,386   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.4-cp39-cp39-linux_armv6l.whl#sha256=d9e79fd16eb6b7edaa9eb2279c546f132f026559bf5eea4b97baf5d25b49658e (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,386   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.4-cp39-cp39-linux_armv7l.whl#sha256=d9e79fd16eb6b7edaa9eb2279c546f132f026559bf5eea4b97baf5d25b49658e (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,387   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.6-cp37-cp37m-linux_armv6l.whl#sha256=4f3279f30bc3f034bedf23f8a8a79b0f6e21ca931e2197883c6be9c01d827b39 (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,387   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.6-cp37-cp37m-linux_armv7l.whl#sha256=4f3279f30bc3f034bedf23f8a8a79b0f6e21ca931e2197883c6be9c01d827b39 (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,388   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.6-cp39-cp39-linux_armv6l.whl#sha256=3af49008cdfdcdb8f3f903c353b27a3cc81e412f6f3b5f2d121d3df2b39146c8 (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,388   Skipping link: No binaries permitted for chm-hnsw: https://www.piwheels.org/simple/chm-hnsw/chm_hnsw-0.0.6-cp39-cp39-linux_armv7l.whl#sha256=3af49008cdfdcdb8f3f903c353b27a3cc81e412f6f3b5f2d121d3df2b39146c8 (from https://www.piwheels.org/simple/chm-hnsw/)
2022-03-07T17:49:37,389 Skipping link: not a file: https://www.piwheels.org/simple/chm-hnsw/
2022-03-07T17:49:37,389 Skipping link: not a file: https://pypi.org/simple/chm-hnsw/
2022-03-07T17:49:37,425 Given no hashes to check 1 links for project 'chm-hnsw': discarding no candidates
2022-03-07T17:49:37,456 Collecting chm-hnsw==0.0.7
2022-03-07T17:49:37,460   Created temporary directory: /tmp/pip-unpack-kh4z_mqa
2022-03-07T17:49:37,560   Downloading chm_hnsw-0.0.7.tar.gz (16 kB)
2022-03-07T17:49:37,746   Added chm-hnsw==0.0.7 from https://files.pythonhosted.org/packages/30/5b/5d26276adb7973bda83c74e22ffdcec728029bac6bb6af2fa7d9c4ece53e/chm_hnsw-0.0.7.tar.gz#sha256=994d28193935c09b5d415640933a92d5e30dbf0021ba7f1eaaf3833d760a2423 to build tracker '/tmp/pip-req-tracker-fki4b7wy'
2022-03-07T17:49:37,765   Created temporary directory: /tmp/pip-build-env-kfgatsut
2022-03-07T17:49:37,779   Created temporary directory: /tmp/pip-standalone-pip-jpk2pc4i
2022-03-07T17:49:39,996   Installing build dependencies: started
2022-03-07T17:49:39,998   Running command pip subprocess to install build dependencies
2022-03-07T17:49:50,099   Using pip 22.0.3 from /tmp/pip-standalone-pip-jpk2pc4i/__env_pip__.zip/pip (python 3.7)
2022-03-07T17:49:51,459   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-03-07T17:49:55,353   Collecting setuptools>=42
2022-03-07T17:49:55,596     Using cached https://www.piwheels.org/simple/setuptools/setuptools-60.9.3-py3-none-any.whl (1.1 MB)
2022-03-07T17:49:56,241   Collecting wheel
2022-03-07T17:49:56,280     Using cached https://www.piwheels.org/simple/wheel/wheel-0.37.1-py2.py3-none-any.whl (35 kB)
2022-03-07T17:49:58,813     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)
2022-03-07T17:49:58,825     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)
2022-03-07T17:49:58,838     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)
2022-03-07T17:49:58,850     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)
2022-03-07T17:49:58,863     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)
2022-03-07T17:49:58,874     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)
2022-03-07T17:49:59,564   Collecting numpy>=1.10.0
2022-03-07T17:50:01,968     Using cached https://www.piwheels.org/simple/numpy/numpy-1.21.4-cp37-cp37m-linux_armv7l.whl (12.3 MB)
2022-03-07T17:50:03,406   Collecting pybind11>=2.0
2022-03-07T17:50:03,470     Using cached https://www.piwheels.org/simple/pybind11/pybind11-2.9.1-py2.py3-none-any.whl (211 kB)
2022-03-07T17:50:08,036   Installing collected packages: wheel, setuptools, pybind11, numpy
2022-03-07T17:50:08,299     Creating /tmp/pip-build-env-kfgatsut/overlay/bin
2022-03-07T17:50:08,303     changing mode of /tmp/pip-build-env-kfgatsut/overlay/bin/wheel to 755
2022-03-07T17:50:12,447     changing mode of /tmp/pip-build-env-kfgatsut/overlay/bin/pybind11-config to 755
2022-03-07T17:50:28,429     changing mode of /tmp/pip-build-env-kfgatsut/overlay/bin/f2py to 755
2022-03-07T17:50:28,434     changing mode of /tmp/pip-build-env-kfgatsut/overlay/bin/f2py3 to 755
2022-03-07T17:50:28,439     changing mode of /tmp/pip-build-env-kfgatsut/overlay/bin/f2py3.7 to 755
2022-03-07T17:50:28,519   Successfully installed numpy-1.21.4 pybind11-2.9.1 setuptools-60.9.3 wheel-0.37.1
2022-03-07T17:50:29,214   Installing build dependencies: finished with status 'done'
2022-03-07T17:50:29,241   Getting requirements to build wheel: started
2022-03-07T17:50:29,243   Running command Getting requirements to build wheel
2022-03-07T17:50:32,092   running egg_info
2022-03-07T17:50:32,141   writing manifest file 'chm_hnsw.egg-info/SOURCES.txt'
2022-03-07T17:50:32,331   Getting requirements to build wheel: finished with status 'done'
2022-03-07T17:50:32,354   Created temporary directory: /tmp/pip-modern-metadata-9r_z7rih
2022-03-07T17:50:32,360   Preparing metadata (pyproject.toml): started
2022-03-07T17:50:32,362   Running command Preparing metadata (pyproject.toml)
2022-03-07T17:50:35,110   running dist_info
2022-03-07T17:50:35,139   creating /tmp/pip-modern-metadata-9r_z7rih/chm_hnsw.egg-info
2022-03-07T17:50:35,154   writing manifest file '/tmp/pip-modern-metadata-9r_z7rih/chm_hnsw.egg-info/SOURCES.txt'
2022-03-07T17:50:35,176   writing manifest file '/tmp/pip-modern-metadata-9r_z7rih/chm_hnsw.egg-info/SOURCES.txt'
2022-03-07T17:50:35,487   Preparing metadata (pyproject.toml): finished with status 'done'
2022-03-07T17:50:35,501   Source in /tmp/pip-wheel-ffwkvaso/chm-hnsw_5ee5def61ccd4fdfbf7f90a68f834809 has version 0.0.7, which satisfies requirement chm-hnsw==0.0.7 from https://files.pythonhosted.org/packages/30/5b/5d26276adb7973bda83c74e22ffdcec728029bac6bb6af2fa7d9c4ece53e/chm_hnsw-0.0.7.tar.gz#sha256=994d28193935c09b5d415640933a92d5e30dbf0021ba7f1eaaf3833d760a2423
2022-03-07T17:50:35,503   Removed chm-hnsw==0.0.7 from https://files.pythonhosted.org/packages/30/5b/5d26276adb7973bda83c74e22ffdcec728029bac6bb6af2fa7d9c4ece53e/chm_hnsw-0.0.7.tar.gz#sha256=994d28193935c09b5d415640933a92d5e30dbf0021ba7f1eaaf3833d760a2423 from build tracker '/tmp/pip-req-tracker-fki4b7wy'
2022-03-07T17:50:35,512 Created temporary directory: /tmp/pip-unpack-n9ss5c4p
2022-03-07T17:50:35,513 Building wheels for collected packages: chm-hnsw
2022-03-07T17:50:35,523   Created temporary directory: /tmp/pip-wheel-v6s566im
2022-03-07T17:50:35,523   Destination directory: /tmp/pip-wheel-v6s566im
2022-03-07T17:50:35,528   Building wheel for chm-hnsw (pyproject.toml): started
2022-03-07T17:50:35,530   Running command Building wheel for chm-hnsw (pyproject.toml)
2022-03-07T17:50:38,321   running bdist_wheel
2022-03-07T17:50:38,329   running build
2022-03-07T17:50:38,330   running build_ext
2022-03-07T17:50:38,345   creating tmp
2022-03-07T17:50:38,347   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/usr/include/python3.7m -c /tmp/tmpq0bwff9o.cpp -o tmp/tmpq0bwff9o.o -fvisibility=hidden
2022-03-07T17:50:38,533   creating build
2022-03-07T17:50:38,534   creating build/temp.linux-armv7l-3.7
2022-03-07T17:50:38,534   creating build/temp.linux-armv7l-3.7/src
2022-03-07T17:50:38,535   creating build/temp.linux-armv7l-3.7/src/chm
2022-03-07T17:50:38,538   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/Config.cpp -o build/temp.linux-armv7l-3.7/./src/chm/Config.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:50:40,233   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/Connections.cpp -o build/temp.linux-armv7l-3.7/./src/chm/Connections.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:50:43,777   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/DistanceInfo.cpp -o build/temp.linux-armv7l-3.7/./src/chm/DistanceInfo.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:50:47,903   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/HeapPair.cpp -o build/temp.linux-armv7l-3.7/./src/chm/HeapPair.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:50:50,744   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/Index.cpp -o build/temp.linux-armv7l-3.7/./src/chm/Index.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:51:11,840   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/KnnResults.cpp -o build/temp.linux-armv7l-3.7/./src/chm/KnnResults.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:51:20,251   ./src/chm/KnnResults.cpp: In function ‘void chm::checkBufInfo(const pybind11::buffer_info&, size_t)’:
2022-03-07T17:51:20,251   ./src/chm/KnnResults.cpp:9:21: warning: comparison of integer expressions of different signedness: ‘const value_type’ {aka ‘const int’} and ‘const size_t’ {aka ‘const unsigned int’} [-Wsign-compare]
2022-03-07T17:51:20,252       if (buf.shape[1] != dim)
2022-03-07T17:51:20,252   ./src/chm/KnnResults.cpp: In function ‘void chm::freeWhenDone(void*)’:
2022-03-07T17:51:20,253   ./src/chm/KnnResults.cpp:17:12: warning: deleting ‘void*’ is undefined [-Wdelete-incomplete]
2022-03-07T17:51:20,253      delete[] d;
2022-03-07T17:51:20,254               ^
2022-03-07T17:52:00,625   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/LevelGenerator.cpp -o build/temp.linux-armv7l-3.7/./src/chm/LevelGenerator.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:52:03,977   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/Node.cpp -o build/temp.linux-armv7l-3.7/./src/chm/Node.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:52:04,199   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/Space.cpp -o build/temp.linux-armv7l-3.7/./src/chm/Space.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:52:10,526   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/VisitedSet.cpp -o build/temp.linux-armv7l-3.7/./src/chm/VisitedSet.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:52:12,521   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/bindings.cpp -o build/temp.linux-armv7l-3.7/./src/chm/bindings.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:53:45,010   arm-linux-gnueabihf-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -flto -fuse-linker-plugin -ffat-lto-objects -fPIC -I/tmp/pip-build-env-kfgatsut/overlay/lib/python3.7/site-packages/pybind11/include -I/usr/local/lib/python3.7/dist-packages/numpy/core/include -I./src/chm/ -I/usr/include/python3.7m -c ./src/chm/recall.cpp -o build/temp.linux-armv7l-3.7/./src/chm/recall.o -O3 -march=native -fopenmp -DVERSION_INFO=\"0.0.7\" -fvisibility=hidden -std=c++17
2022-03-07T17:54:33,113   creating build/lib.linux-armv7l-3.7
2022-03-07T17:54:33,115   arm-linux-gnueabihf-g++ -pthread -shared -Wl,-O1 -Wl,-Bsymbolic-functions -Wl,-z,relro build/temp.linux-armv7l-3.7/./src/chm/Config.o build/temp.linux-armv7l-3.7/./src/chm/Connections.o build/temp.linux-armv7l-3.7/./src/chm/DistanceInfo.o build/temp.linux-armv7l-3.7/./src/chm/HeapPair.o build/temp.linux-armv7l-3.7/./src/chm/Index.o build/temp.linux-armv7l-3.7/./src/chm/KnnResults.o build/temp.linux-armv7l-3.7/./src/chm/LevelGenerator.o build/temp.linux-armv7l-3.7/./src/chm/Node.o build/temp.linux-armv7l-3.7/./src/chm/Space.o build/temp.linux-armv7l-3.7/./src/chm/VisitedSet.o build/temp.linux-armv7l-3.7/./src/chm/bindings.o build/temp.linux-armv7l-3.7/./src/chm/recall.o -L/usr/lib -o build/lib.linux-armv7l-3.7/chm_hnsw.cpython-37m-arm-linux-gnueabihf.so -fopenmp -pthread
2022-03-07T17:55:21,900   /tmp/cco6eaqh.s: Assembler messages:
2022-03-07T17:55:21,900   /tmp/cco6eaqh.s:3276: This coprocessor register access is deprecated in ARMv8
2022-03-07T17:55:21,901   /tmp/cco6eaqh.s:6441: This coprocessor register access is deprecated in ARMv8
2022-03-07T17:55:21,927   running install
2022-03-07T17:55:21,992   running install_lib
2022-03-07T17:55:21,999   creating build/bdist.linux-armv7l
2022-03-07T17:55:22,000   creating build/bdist.linux-armv7l/wheel
2022-03-07T17:55:22,198   running install_egg_info
2022-03-07T17:55:22,251   running egg_info
2022-03-07T17:55:22,293   writing manifest file 'chm_hnsw.egg-info/SOURCES.txt'
2022-03-07T17:55:22,296   Copying chm_hnsw.egg-info to build/bdist.linux-armv7l/wheel/chm_hnsw-0.0.7-py3.7.egg-info
2022-03-07T17:55:22,318   running install_scripts
2022-03-07T17:55:24,460   Building wheel for chm-hnsw (pyproject.toml): finished with status 'done'
2022-03-07T17:55:24,543   Created wheel for chm-hnsw: filename=chm_hnsw-0.0.7-cp37-cp37m-linux_armv7l.whl size=1303142 sha256=dabfc07cbd97a9475ab8f10532b457767ce51efd752c24ca5463bbba61aa412e
2022-03-07T17:55:24,545   Stored in directory: /tmp/pip-ephem-wheel-cache-651byk0y/wheels/fe/83/b0/ef5268c550416f5c7ad8ae94d9df328c8d7adef24bb09eea5a
2022-03-07T17:55:24,568 Successfully built chm-hnsw
2022-03-07T17:55:24,665 Removed build tracker: '/tmp/pip-req-tracker-fki4b7wy'