2023-06-13T15:00:56,577 Created temporary directory: /tmp/pip-build-tracker-z7svt3iv
2023-06-13T15:00:56,580 Initialized build tracking at /tmp/pip-build-tracker-z7svt3iv
2023-06-13T15:00:56,581 Created build tracker: /tmp/pip-build-tracker-z7svt3iv
2023-06-13T15:00:56,581 Entered build tracker: /tmp/pip-build-tracker-z7svt3iv
2023-06-13T15:00:56,582 Created temporary directory: /tmp/pip-wheel-3vikvdjb
2023-06-13T15:00:56,591 Created temporary directory: /tmp/pip-ephem-wheel-cache-sg57a_aj
2023-06-13T15:00:56,642 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2023-06-13T15:00:56,650 2 location(s) to search for versions of lambertproblem:
2023-06-13T15:00:56,650 * https://pypi.org/simple/lambertproblem/
2023-06-13T15:00:56,650 * https://www.piwheels.org/simple/lambertproblem/
2023-06-13T15:00:56,651 Fetching project page and analyzing links: https://pypi.org/simple/lambertproblem/
2023-06-13T15:00:56,652 Getting page https://pypi.org/simple/lambertproblem/
2023-06-13T15:00:56,657 Found index url https://pypi.org/simple/
2023-06-13T15:00:56,847 Fetched page https://pypi.org/simple/lambertproblem/ as application/vnd.pypi.simple.v1+json
2023-06-13T15:00:56,849   Found link https://files.pythonhosted.org/packages/4a/4d/aeb85e12c0f1605766c34f6064cac2c0be44404f75ae12f14021893a498c/LambertProblem-0.4.tar.gz (from https://pypi.org/simple/lambertproblem/), version: 0.4
2023-06-13T15:00:56,850 Fetching project page and analyzing links: https://www.piwheels.org/simple/lambertproblem/
2023-06-13T15:00:56,851 Getting page https://www.piwheels.org/simple/lambertproblem/
2023-06-13T15:00:56,853 Found index url https://www.piwheels.org/simple/
2023-06-13T15:00:57,185 Fetched page https://www.piwheels.org/simple/lambertproblem/ as text/html
2023-06-13T15:00:57,187 Skipping link: not a file: https://www.piwheels.org/simple/lambertproblem/
2023-06-13T15:00:57,188 Skipping link: not a file: https://pypi.org/simple/lambertproblem/
2023-06-13T15:00:57,220 Given no hashes to check 1 links for project 'lambertproblem': discarding no candidates
2023-06-13T15:00:57,250 Collecting lambertproblem==0.4
2023-06-13T15:00:57,255   Created temporary directory: /tmp/pip-unpack-et96dlp_
2023-06-13T15:00:57,442   Downloading LambertProblem-0.4.tar.gz (4.8 kB)
2023-06-13T15:00:57,751   Added lambertproblem==0.4 from https://files.pythonhosted.org/packages/4a/4d/aeb85e12c0f1605766c34f6064cac2c0be44404f75ae12f14021893a498c/LambertProblem-0.4.tar.gz to build tracker '/tmp/pip-build-tracker-z7svt3iv'
2023-06-13T15:00:57,763   Created temporary directory: /tmp/pip-build-env-l6gi7085
2023-06-13T15:00:57,782   Installing build dependencies: started
2023-06-13T15:00:57,785   Running command pip subprocess to install build dependencies
2023-06-13T15:01:01,478   Using pip 23.1.2 from /home/piwheels/.local/lib/python3.7/site-packages/pip (python 3.7)
2023-06-13T15:01:02,256   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2023-06-13T15:01:04,223     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 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,235     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 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,246     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 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,258     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 (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,270     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/f6/d8/ab692a75f584d13c6542c3994f75def5bce52ded9399f52e230fe402819d/numpy-1.22.4.zip (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,282     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/33/ad/fc5e3fd1077622b2b32fc3fd36176b36475b63da486eb5578d7f8fb2af29/numpy-1.23.0rc1.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,295     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/7b/bc/05e61801a3689f81c8569c057c61fd1d302e989be5c96f6ce7acee46250a/numpy-1.23.0rc2.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,311     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/a2/bf/1502d20b4a7f5d5f74c5242748834aaf8cd6ff7cb40b7c64ef58ba47a751/numpy-1.23.0rc3.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,324     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/03/c6/14a17e10813b8db20d1e800ff9a3a898e65d25f2b0e9d6a94616f1e3362c/numpy-1.23.0.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,336     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/13/b1/0c22aa7ca1deda4915cdec9562f839546bb252eecf6ad596eaec0592bd35/numpy-1.23.1.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,351     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/f4/66/17b8e95770478436bf968353c89683ce6f9e14d92e0d4fb3111c09ba18d2/numpy-1.23.2.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,366     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/0a/88/f4f0c7a982efdf7bf22f283acf6009b29a9cc5835b684a49f8d3a4adb22f/numpy-1.23.3.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,380     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/64/8e/9929b64e146d240507edaac2185cd5516f00b133be5b39250d253be25a64/numpy-1.23.4.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,395     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/42/38/775b43da55fa7473015eddc9a819571517d9a271a9f8134f68fb9be2f212/numpy-1.23.5.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,410     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/8a/b0/bb59e52e4eb90a42fbff1a90d57c45265fa3133c533e67842757068fc731/numpy-1.24.0rc1.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,425     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/da/d9/f27cf8e76b9bb015802cb347f208a32383299fd5e30965735a82a92902ae/numpy-1.24.0rc2.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,439     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/5f/c7/5ca7c100dcc85b5ef1b176bdf87be5e4392c2c3018e13cc7cdef828c6a09/numpy-1.24.0.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,454     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/ce/b8/c170db50ec49d5845bd771bc5549fe734ee73083c5c52791915f95d8e2bc/numpy-1.24.1.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,469     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/e4/a9/6704bb5e1d1d778d3a6ee1278a8d8134f0db160e09d52863a24edb58eab5/numpy-1.24.2.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,484     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/2c/d4/590ae7df5044465cc9fa2db152ae12468694d62d952b1528ecff328ef7fc/numpy-1.24.3.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.8)
2023-06-13T15:01:04,497     Link requires a different Python (3.7.3 not in: '>=3.9'): https://files.pythonhosted.org/packages/26/de/437a60a69f7fd0c79264530a97787b2ac7394616e3661236201518f8a47d/numpy-1.25.0rc1.tar.gz (from https://pypi.org/simple/numpy/) (requires-python:>=3.9)
2023-06-13T15:01:05,329   Collecting numpy
2023-06-13T15:01:08,553     Using cached https://www.piwheels.org/simple/numpy/numpy-1.21.4-cp37-cp37m-linux_armv7l.whl (12.3 MB)
2023-06-13T15:01:10,652     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 (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11)
2023-06-13T15:01:10,666     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 (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11)
2023-06-13T15:01:10,680     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 (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11)
2023-06-13T15:01:10,694     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 (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11)
2023-06-13T15:01:10,707     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 (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11)
2023-06-13T15:01:10,721     Link requires a different Python (3.7.3 not in: '>=3.8,<3.11'): https://files.pythonhosted.org/packages/26/b5/9330f004b9a3b2b6a31f59f46f1617ce9ca15c0e7fe64288c20385a05c9d/scipy-1.8.1.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.11)
2023-06-13T15:01:10,735     Link requires a different Python (3.7.3 not in: '>=3.8,<3.12'): https://files.pythonhosted.org/packages/87/82/8b9bf8bb8030f1eef281ad2af87cc648e06e4a4974c2b9201a57d991b12c/scipy-1.9.0rc1.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.12)
2023-06-13T15:01:10,749     Link requires a different Python (3.7.3 not in: '>=3.8,<3.12'): https://files.pythonhosted.org/packages/5a/87/27f9ee75c32138d6eaabff2b91744c97a3fdbbbdd78948372dac93e0079f/scipy-1.9.0rc2.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.12)
2023-06-13T15:01:10,763     Link requires a different Python (3.7.3 not in: '>=3.8,<3.12'): https://files.pythonhosted.org/packages/57/72/484c38e5b814b48b41ac6432ef69077f2e7c8094925d3ce17bc3d61359b0/scipy-1.9.0rc3.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.12)
2023-06-13T15:01:10,776     Link requires a different Python (3.7.3 not in: '>=3.8,<3.12'): https://files.pythonhosted.org/packages/a8/e3/4ec401f609d34162b7023a09165da491630879e4cfa2336667fe2102cd06/scipy-1.9.0.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.12)
2023-06-13T15:01:10,790     Link requires a different Python (3.7.3 not in: '>=3.8,<3.12'): https://files.pythonhosted.org/packages/db/af/16906139f52bc6866c43401869ce247662739ad71afa11c6f18505eb0546/scipy-1.9.1.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8,<3.12)
2023-06-13T15:01:10,802     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/17/07/68df07679ec4a4a24bff00147a14908aa73e9e8912d142886e8d0e1e3d64/scipy-1.9.2.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8)
2023-06-13T15:01:10,815     Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/0a/2e/44795c6398e24e45fa0bb61c3e98de1cfea567b1b51efd3751e2f7ff9720/scipy-1.9.3.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:>=3.8)
2023-06-13T15:01:10,828     Link requires a different Python (3.7.3 not in: '<3.12,>=3.8'): https://files.pythonhosted.org/packages/a2/ce/2592c3b550cf8f68879d4ff2159f3c689ee6f032f8fc9059022074f7bd75/scipy-1.10.0rc1.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:<3.12,>=3.8)
2023-06-13T15:01:10,840     Link requires a different Python (3.7.3 not in: '<3.12,>=3.8'): https://files.pythonhosted.org/packages/6b/a3/7de758a32569e06877a6b298bdf7b529ce97a33c55deb2b1637b0162fd9d/scipy-1.10.0rc2.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:<3.12,>=3.8)
2023-06-13T15:01:10,853     Link requires a different Python (3.7.3 not in: '<3.12,>=3.8'): https://files.pythonhosted.org/packages/d6/bd/2d13a273d95f7b7d9903c906c486040b0aebb85e008f93a5dd0891f21f1f/scipy-1.10.0.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:<3.12,>=3.8)
2023-06-13T15:01:10,866     Link requires a different Python (3.7.3 not in: '<3.12,>=3.8'): https://files.pythonhosted.org/packages/84/a9/2bf119f3f9cff1f376f924e39cfae18dec92a1514784046d185731301281/scipy-1.10.1.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:<3.12,>=3.8)
2023-06-13T15:01:10,878     Link requires a different Python (3.7.3 not in: '<3.13,>=3.9'): https://files.pythonhosted.org/packages/8c/95/61cf1d8453b2de242991b5371b31d51d53dde38dc99b9b43c0d2b1933fac/scipy-1.11.0rc1.tar.gz (from https://pypi.org/simple/scipy/) (requires-python:<3.13,>=3.9)
2023-06-13T15:01:11,228   Collecting scipy
2023-06-13T15:01:29,307     Using cached https://www.piwheels.org/simple/scipy/scipy-1.7.3-cp37-cp37m-linux_armv7l.whl (65.5 MB)
2023-06-13T15:01:41,373   Installing collected packages: numpy, scipy
2023-06-13T15:01:59,590     Creating /tmp/pip-build-env-l6gi7085/overlay/bin
2023-06-13T15:01:59,594     changing mode of /tmp/pip-build-env-l6gi7085/overlay/bin/f2py to 755
2023-06-13T15:01:59,599     changing mode of /tmp/pip-build-env-l6gi7085/overlay/bin/f2py3 to 755
2023-06-13T15:01:59,603     changing mode of /tmp/pip-build-env-l6gi7085/overlay/bin/f2py3.7 to 755
2023-06-13T15:02:39,244   Successfully installed numpy-1.21.4 scipy-1.7.3
2023-06-13T15:02:39,801   Installing build dependencies: finished with status 'done'
2023-06-13T15:02:39,813   Getting requirements to build wheel: started
2023-06-13T15:02:39,815   Running command Getting requirements to build wheel
2023-06-13T15:02:40,149   Getting requirements to build wheel: finished with status 'done'
2023-06-13T15:02:40,159 ERROR: Exception:
2023-06-13T15:02:40,159 Traceback (most recent call last):
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 169, in exc_logging_wrapper
2023-06-13T15:02:40,159     status = run_func(*args)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/cli/req_command.py", line 248, in wrapper
2023-06-13T15:02:40,159     return func(self, options, args)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/commands/wheel.py", line 147, in run
2023-06-13T15:02:40,159     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 93, in resolve
2023-06-13T15:02:40,159     collected.requirements, max_rounds=limit_how_complex_resolution_can_be
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/resolvers.py", line 546, in resolve
2023-06-13T15:02:40,159     state = resolution.resolve(requirements, max_rounds=max_rounds)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/resolvers.py", line 397, in resolve
2023-06-13T15:02:40,159     self._add_to_criteria(self.state.criteria, r, parent=None)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _add_to_criteria
2023-06-13T15:02:40,159     if not criterion.candidates:
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/resolvelib/structs.py", line 156, in __bool__
2023-06-13T15:02:40,159     return bool(self._sequence)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__
2023-06-13T15:02:40,159     return any(self)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in <genexpr>
2023-06-13T15:02:40,159     return (c for c in iterator if id(c) not in self._incompatible_ids)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built
2023-06-13T15:02:40,159     candidate = func()
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/factory.py", line 211, in _make_candidate_from_link
2023-06-13T15:02:40,159     version=version,
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 299, in __init__
2023-06-13T15:02:40,159     version=version,
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 156, in __init__
2023-06-13T15:02:40,159     self.dist = self._prepare()
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 225, in _prepare
2023-06-13T15:02:40,159     dist = self._prepare_distribution()
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/resolution/resolvelib/candidates.py", line 304, in _prepare_distribution
2023-06-13T15:02:40,159     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/prepare.py", line 516, in prepare_linked_requirement
2023-06-13T15:02:40,159     return self._prepare_linked_requirement(req, parallel_builds)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/prepare.py", line 636, in _prepare_linked_requirement
2023-06-13T15:02:40,159     self.check_build_deps,
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/operations/prepare.py", line 70, in _get_prepared_distribution
2023-06-13T15:02:40,159     finder, build_isolation, check_build_deps
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/distributions/sdist.py", line 48, in prepare_distribution_metadata
2023-06-13T15:02:40,159     self._install_build_reqs(finder)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/distributions/sdist.py", line 118, in _install_build_reqs
2023-06-13T15:02:40,159     build_reqs = self._get_build_requires_wheel()
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/distributions/sdist.py", line 95, in _get_build_requires_wheel
2023-06-13T15:02:40,159     return backend.get_requires_for_build_wheel()
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/utils/misc.py", line 692, in get_requires_for_build_wheel
2023-06-13T15:02:40,159     return super().get_requires_for_build_wheel(config_settings=cs)
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/pyproject_hooks/_impl.py", line 167, in get_requires_for_build_wheel
2023-06-13T15:02:40,159     'config_settings': config_settings
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/pyproject_hooks/_impl.py", line 321, in _call_hook
2023-06-13T15:02:40,159     raise BackendUnavailable(data.get('traceback', ''))
2023-06-13T15:02:40,159 pip._vendor.pyproject_hooks._impl.BackendUnavailable: Traceback (most recent call last):
2023-06-13T15:02:40,159   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 77, in _build_backend
2023-06-13T15:02:40,159     obj = import_module(mod_path)
2023-06-13T15:02:40,159   File "/usr/lib/python3.7/importlib/__init__.py", line 127, in import_module
2023-06-13T15:02:40,159     return _bootstrap._gcd_import(name[level:], package, level)
2023-06-13T15:02:40,159   File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
2023-06-13T15:02:40,159   File "<frozen importlib._bootstrap>", line 983, in _find_and_load
2023-06-13T15:02:40,159   File "<frozen importlib._bootstrap>", line 953, in _find_and_load_unlocked
2023-06-13T15:02:40,159   File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
2023-06-13T15:02:40,159   File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
2023-06-13T15:02:40,159   File "<frozen importlib._bootstrap>", line 983, in _find_and_load
2023-06-13T15:02:40,159   File "<frozen importlib._bootstrap>", line 965, in _find_and_load_unlocked
2023-06-13T15:02:40,159 ModuleNotFoundError: No module named 'setuptools'

2023-06-13T15:02:40,206 Removed lambertproblem==0.4 from https://files.pythonhosted.org/packages/4a/4d/aeb85e12c0f1605766c34f6064cac2c0be44404f75ae12f14021893a498c/LambertProblem-0.4.tar.gz from build tracker '/tmp/pip-build-tracker-z7svt3iv'
2023-06-13T15:02:40,207 Removed build tracker: '/tmp/pip-build-tracker-z7svt3iv'