2023-09-12T08:45:34,683 Created temporary directory: /tmp/pip-build-tracker-93mydpg3
2023-09-12T08:45:34,684 Initialized build tracking at /tmp/pip-build-tracker-93mydpg3
2023-09-12T08:45:34,685 Created build tracker: /tmp/pip-build-tracker-93mydpg3
2023-09-12T08:45:34,685 Entered build tracker: /tmp/pip-build-tracker-93mydpg3
2023-09-12T08:45:34,686 Created temporary directory: /tmp/pip-wheel-3sdoxeh4
2023-09-12T08:45:34,689 Created temporary directory: /tmp/pip-ephem-wheel-cache-zdf3x_n0
2023-09-12T08:45:34,714 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2023-09-12T08:45:34,717 2 location(s) to search for versions of learn2learn-dev:
2023-09-12T08:45:34,717 * https://pypi.org/simple/learn2learn-dev/
2023-09-12T08:45:34,717 * https://www.piwheels.org/simple/learn2learn-dev/
2023-09-12T08:45:34,718 Fetching project page and analyzing links: https://pypi.org/simple/learn2learn-dev/
2023-09-12T08:45:34,719 Getting page https://pypi.org/simple/learn2learn-dev/
2023-09-12T08:45:34,721 Found index url https://pypi.org/simple/
2023-09-12T08:45:34,860 Fetched page https://pypi.org/simple/learn2learn-dev/ as application/vnd.pypi.simple.v1+json
2023-09-12T08:45:34,863   Found link https://files.pythonhosted.org/packages/f5/df/d7ab29fc7af483066302e9b2495824bc548761db26ecaa693ba53db103d1/learn2learn-dev-0.0.6.1.tar.gz (from https://pypi.org/simple/learn2learn-dev/), version: 0.0.6.1
2023-09-12T08:45:34,863   Found link https://files.pythonhosted.org/packages/b8/88/8b31874da45f6483854c0cf403d73ce64f3ebd4c8c6da170485850e3bbb1/learn2learn-dev-0.0.6.2.tar.gz (from https://pypi.org/simple/learn2learn-dev/), version: 0.0.6.2
2023-09-12T08:45:34,864   Found link https://files.pythonhosted.org/packages/8f/91/8c96356e0b1c895e811cb1c30e78a78e05c1b77d996776c166cfda6d8ed1/learn2learn-dev-0.0.6.3.tar.gz (from https://pypi.org/simple/learn2learn-dev/), version: 0.0.6.3
2023-09-12T08:45:34,865   Found link https://files.pythonhosted.org/packages/19/aa/1e05b5ea91d034600c76e5652f6e13178829608d9330df03806f53c1df7b/learn2learn-dev-0.1.0b0.tar.gz (from https://pypi.org/simple/learn2learn-dev/), version: 0.1.0b0
2023-09-12T08:45:34,865   Found link https://files.pythonhosted.org/packages/4a/a7/508369cb00c7922ac7cf876e3689f91e656f9f891efaae580fc1dc4036cb/learn2learn-dev-0.1.0rc0.tar.gz (from https://pypi.org/simple/learn2learn-dev/), version: 0.1.0rc0
2023-09-12T08:45:34,866   Found link https://files.pythonhosted.org/packages/72/cf/eef899192e63b600dcc79711c155f4f380450b58204ac0c92716230d3ef9/learn2learn-dev-0.1.0.tar.gz (from https://pypi.org/simple/learn2learn-dev/), version: 0.1.0
2023-09-12T08:45:34,867 Fetching project page and analyzing links: https://www.piwheels.org/simple/learn2learn-dev/
2023-09-12T08:45:34,868 Getting page https://www.piwheels.org/simple/learn2learn-dev/
2023-09-12T08:45:34,869 Found index url https://www.piwheels.org/simple/
2023-09-12T08:45:41,277 Fetched page https://www.piwheels.org/simple/learn2learn-dev/ as text/html
2023-09-12T08:45:41,294   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0rc0-cp39-cp39-linux_armv7l.whl#sha256=be1412bcde0e504a4ba83e1a1ed983a62ff36730d95619027910e7485b9ff46b (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,295   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0rc0-cp39-cp39-linux_armv6l.whl#sha256=be1412bcde0e504a4ba83e1a1ed983a62ff36730d95619027910e7485b9ff46b (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,296   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0rc0-cp37-cp37m-linux_armv7l.whl#sha256=6b823a4a9fec2677ca75e5e2cafa94d8e1e732978ffcfc6dfc75af2fc3669bc8 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,297   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0rc0-cp37-cp37m-linux_armv6l.whl#sha256=6b823a4a9fec2677ca75e5e2cafa94d8e1e732978ffcfc6dfc75af2fc3669bc8 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,298   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0rc0-cp34-cp34m-linux_armv7l.whl#sha256=d48827431af0f2e202f7894799f144ce83c88e3c6b9bebb3a5be3d24ef79c828 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,299   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0rc0-cp34-cp34m-linux_armv6l.whl#sha256=d48827431af0f2e202f7894799f144ce83c88e3c6b9bebb3a5be3d24ef79c828 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,300   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0b0-cp39-cp39-linux_armv7l.whl#sha256=b6ca0e5000eefe06e78a1bbcf980c4c05fd06d049c2e5dcf3932fe7310814bd4 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,300   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0b0-cp39-cp39-linux_armv6l.whl#sha256=b6ca0e5000eefe06e78a1bbcf980c4c05fd06d049c2e5dcf3932fe7310814bd4 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,301   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0b0-cp37-cp37m-linux_armv7l.whl#sha256=1e3e172b22b943f33a018fdd40f65dfb5d869909afc48e13938fabe3fc8eb756 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,302   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.1.0b0-cp37-cp37m-linux_armv6l.whl#sha256=1e3e172b22b943f33a018fdd40f65dfb5d869909afc48e13938fabe3fc8eb756 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,302   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.3-cp39-cp39-linux_armv7l.whl#sha256=d3a6888aeba16bd50c81c3826c2a2e58fa7e2dbf05cbfb33ab87b8259fcf399e (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,303   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.3-cp39-cp39-linux_armv6l.whl#sha256=d3a6888aeba16bd50c81c3826c2a2e58fa7e2dbf05cbfb33ab87b8259fcf399e (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,304   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.3-cp34-cp34m-linux_armv6l.whl#sha256=854075b779a5eb55748ac14d87da6fdfaa3b027b185aee84aef1201c22237d36 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,305   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.3-cp34-cp34m-linux_armv7l.whl#sha256=854075b779a5eb55748ac14d87da6fdfaa3b027b185aee84aef1201c22237d36 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,305   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.3-cp37-cp37m-linux_armv6l.whl#sha256=04644779e9fa5bda3207c5ab4e878aa7b0bc6a1f4910ba4b812a55a1bc76be5a (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,306   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.3-cp37-cp37m-linux_armv7l.whl#sha256=04644779e9fa5bda3207c5ab4e878aa7b0bc6a1f4910ba4b812a55a1bc76be5a (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,307   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.2-cp311-cp311-linux_armv7l.whl#sha256=fbde7973bf6558b1fd66fec539d3e2591f926230c1234bbbe0bac87b92654ea6 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,308   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.2-cp311-cp311-linux_armv6l.whl#sha256=fbde7973bf6558b1fd66fec539d3e2591f926230c1234bbbe0bac87b92654ea6 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,309   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.2-cp39-cp39-linux_armv7l.whl#sha256=d37cebfebc427755a25b6039e35ec49736c641eaef6c222f3ae9960277bc81d6 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,309   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.2-cp39-cp39-linux_armv6l.whl#sha256=d37cebfebc427755a25b6039e35ec49736c641eaef6c222f3ae9960277bc81d6 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,310   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.2-cp37-cp37m-linux_armv6l.whl#sha256=96362ce91064e576ab84c8244ea9238475fc35956cddf7bc3c264c92cef6437c (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,310   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.2-cp37-cp37m-linux_armv7l.whl#sha256=96362ce91064e576ab84c8244ea9238475fc35956cddf7bc3c264c92cef6437c (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,311   Skipping link: No binaries permitted for learn2learn-dev: https://www.piwheels.org/simple/learn2learn-dev/learn2learn_dev-0.0.6.1-py3-none-any.whl#sha256=5fad219e6da244a1312b7533faebe4dcba2f8e4d0e0b8c68d7288dc703a0bfb3 (from https://www.piwheels.org/simple/learn2learn-dev/)
2023-09-12T08:45:41,312 Skipping link: not a file: https://www.piwheels.org/simple/learn2learn-dev/
2023-09-12T08:45:41,313 Skipping link: not a file: https://pypi.org/simple/learn2learn-dev/
2023-09-12T08:45:41,342 Given no hashes to check 1 links for project 'learn2learn-dev': discarding no candidates
2023-09-12T08:45:41,370 Collecting learn2learn-dev==0.0.6.3
2023-09-12T08:45:41,373   Created temporary directory: /tmp/pip-unpack-88up79mw
2023-09-12T08:45:41,786   Downloading learn2learn-dev-0.0.6.3.tar.gz (278 kB)
2023-09-12T08:45:42,064   Added learn2learn-dev==0.0.6.3 from https://files.pythonhosted.org/packages/8f/91/8c96356e0b1c895e811cb1c30e78a78e05c1b77d996776c166cfda6d8ed1/learn2learn-dev-0.0.6.3.tar.gz to build tracker '/tmp/pip-build-tracker-93mydpg3'
2023-09-12T08:45:42,066   Running setup.py (path:/tmp/pip-wheel-3sdoxeh4/learn2learn-dev_766347ad11f149b5b3df00f80e083163/setup.py) egg_info for package learn2learn-dev
2023-09-12T08:45:42,067   Created temporary directory: /tmp/pip-pip-egg-info-uzbw7384
2023-09-12T08:45:42,068   Preparing metadata (setup.py): started
2023-09-12T08:45:42,069   Running command python setup.py egg_info
2023-09-12T08:45:42,508   Traceback (most recent call last):
2023-09-12T08:45:42,509     File "<string>", line 2, in <module>
2023-09-12T08:45:42,510     File "<pip-setuptools-caller>", line 34, in <module>
2023-09-12T08:45:42,511     File "/tmp/pip-wheel-3sdoxeh4/learn2learn-dev_766347ad11f149b5b3df00f80e083163/setup.py", line 11, in <module>
2023-09-12T08:45:42,512       from Cython.Build import cythonize
2023-09-12T08:45:42,513   ModuleNotFoundError: No module named 'Cython'
2023-09-12T08:45:42,578   ERROR: [present-rich] python setup.py egg_info exited with 1
2023-09-12T08:45:42,591   [bold magenta]full command[/]: [blue]/usr/bin/python3 -c '
2023-09-12T08:45:42,591   exec(compile('"'"''"'"''"'"'
2023-09-12T08:45:42,591   # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2023-09-12T08:45:42,591   #
2023-09-12T08:45:42,591   # - It imports setuptools before invoking setup.py, to enable projects that directly
2023-09-12T08:45:42,591   #   import from `distutils.core` to work with newer packaging standards.
2023-09-12T08:45:42,591   # - It provides a clear error message when setuptools is not installed.
2023-09-12T08:45:42,591   # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so
2023-09-12T08:45:42,591   #   setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning:
2023-09-12T08:45:42,591   #     manifest_maker: standard file '"'"'-c'"'"' not found".
2023-09-12T08:45:42,591   # - It generates a shim setup.py, for handling setup.cfg-only projects.
2023-09-12T08:45:42,591   import os, sys, tokenize
2023-09-12T08:45:42,591   
2023-09-12T08:45:42,591   try:
2023-09-12T08:45:42,591       import setuptools
2023-09-12T08:45:42,591   except ImportError as error:
2023-09-12T08:45:42,591       print(
2023-09-12T08:45:42,591           "ERROR: Can not execute `setup.py` since setuptools is not available in "
2023-09-12T08:45:42,591           "the build environment.",
2023-09-12T08:45:42,591           file=sys.stderr,
2023-09-12T08:45:42,591       )
2023-09-12T08:45:42,591       sys.exit(1)
2023-09-12T08:45:42,591   
2023-09-12T08:45:42,591   __file__ = %r
2023-09-12T08:45:42,591   sys.argv[0] = __file__
2023-09-12T08:45:42,591   
2023-09-12T08:45:42,591   if os.path.exists(__file__):
2023-09-12T08:45:42,591       filename = __file__
2023-09-12T08:45:42,591       with tokenize.open(__file__) as f:
2023-09-12T08:45:42,591           setup_py_code = f.read()
2023-09-12T08:45:42,591   else:
2023-09-12T08:45:42,591       filename = "<auto-generated setuptools caller>"
2023-09-12T08:45:42,591       setup_py_code = "from setuptools import setup; setup()"
2023-09-12T08:45:42,591   
2023-09-12T08:45:42,591   exec(compile(setup_py_code, filename, "exec"))
2023-09-12T08:45:42,591   '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-3sdoxeh4/learn2learn-dev_766347ad11f149b5b3df00f80e083163/setup.py'"'"',), "<pip-setuptools-caller>", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-uzbw7384[/]
2023-09-12T08:45:42,592   [bold magenta]cwd[/]: /tmp/pip-wheel-3sdoxeh4/learn2learn-dev_766347ad11f149b5b3df00f80e083163/
2023-09-12T08:45:42,593   Preparing metadata (setup.py): finished with status 'error'
2023-09-12T08:45:42,594 ERROR: [present-rich] metadata generation failed
2023-09-12T08:45:42,600 Exception information:
2023-09-12T08:45:42,600 Traceback (most recent call last):
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 64, in generate_metadata
2023-09-12T08:45:42,600     call_subprocess(
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess
2023-09-12T08:45:42,600     raise error
2023-09-12T08:45:42,600 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1
2023-09-12T08:45:42,600 
2023-09-12T08:45:42,600 The above exception was the direct cause of the following exception:
2023-09-12T08:45:42,600 
2023-09-12T08:45:42,600 Traceback (most recent call last):
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/cli/base_command.py", line 180, in exc_logging_wrapper
2023-09-12T08:45:42,600     status = run_func(*args)
2023-09-12T08:45:42,600              ^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/cli/req_command.py", line 248, in wrapper
2023-09-12T08:45:42,600     return func(self, options, args)
2023-09-12T08:45:42,600            ^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/commands/wheel.py", line 147, in run
2023-09-12T08:45:42,600     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2023-09-12T08:45:42,600                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 92, in resolve
2023-09-12T08:45:42,600     result = self._result = resolver.resolve(
2023-09-12T08:45:42,600                             ^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 546, in resolve
2023-09-12T08:45:42,600     state = resolution.resolve(requirements, max_rounds=max_rounds)
2023-09-12T08:45:42,600             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 397, in resolve
2023-09-12T08:45:42,600     self._add_to_criteria(self.state.criteria, r, parent=None)
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _add_to_criteria
2023-09-12T08:45:42,600     if not criterion.candidates:
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_vendor/resolvelib/structs.py", line 156, in __bool__
2023-09-12T08:45:42,600     return bool(self._sequence)
2023-09-12T08:45:42,600            ^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__
2023-09-12T08:45:42,600     return any(self)
2023-09-12T08:45:42,600            ^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in <genexpr>
2023-09-12T08:45:42,600     return (c for c in iterator if id(c) not in self._incompatible_ids)
2023-09-12T08:45:42,600            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built
2023-09-12T08:45:42,600     candidate = func()
2023-09-12T08:45:42,600                 ^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 206, in _make_candidate_from_link
2023-09-12T08:45:42,600     self._link_candidate_cache[link] = LinkCandidate(
2023-09-12T08:45:42,600                                        ^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 293, in __init__
2023-09-12T08:45:42,600     super().__init__(
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 156, in __init__
2023-09-12T08:45:42,600     self.dist = self._prepare()
2023-09-12T08:45:42,600                 ^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 225, in _prepare
2023-09-12T08:45:42,600     dist = self._prepare_distribution()
2023-09-12T08:45:42,600            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 304, in _prepare_distribution
2023-09-12T08:45:42,600     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2023-09-12T08:45:42,600            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/operations/prepare.py", line 538, in prepare_linked_requirement
2023-09-12T08:45:42,600     return self._prepare_linked_requirement(req, parallel_builds)
2023-09-12T08:45:42,600            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/operations/prepare.py", line 653, in _prepare_linked_requirement
2023-09-12T08:45:42,600     dist = _get_prepared_distribution(
2023-09-12T08:45:42,600            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/operations/prepare.py", line 69, in _get_prepared_distribution
2023-09-12T08:45:42,600     abstract_dist.prepare_distribution_metadata(
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/distributions/sdist.py", line 61, in prepare_distribution_metadata
2023-09-12T08:45:42,600     self.req.prepare_metadata()
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/req/req_install.py", line 568, in prepare_metadata
2023-09-12T08:45:42,600     self.metadata_directory = generate_metadata_legacy(
2023-09-12T08:45:42,600                               ^^^^^^^^^^^^^^^^^^^^^^^^^
2023-09-12T08:45:42,600   File "/usr/local/lib/python3.11/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 71, in generate_metadata
2023-09-12T08:45:42,600     raise MetadataGenerationFailed(package_details=details) from error
2023-09-12T08:45:42,600 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2023-09-12T08:45:42,615 Removed learn2learn-dev==0.0.6.3 from https://files.pythonhosted.org/packages/8f/91/8c96356e0b1c895e811cb1c30e78a78e05c1b77d996776c166cfda6d8ed1/learn2learn-dev-0.0.6.3.tar.gz from build tracker '/tmp/pip-build-tracker-93mydpg3'
2023-09-12T08:45:42,616 Removed build tracker: '/tmp/pip-build-tracker-93mydpg3'