2022-05-28T09:16:54,117 Created temporary directory: /tmp/pip-ephem-wheel-cache-lbz0cgvg
2022-05-28T09:16:54,123 Created temporary directory: /tmp/pip-build-tracker-6y5i0d9w
2022-05-28T09:16:54,123 Initialized build tracking at /tmp/pip-build-tracker-6y5i0d9w
2022-05-28T09:16:54,124 Created build tracker: /tmp/pip-build-tracker-6y5i0d9w
2022-05-28T09:16:54,124 Entered build tracker: /tmp/pip-build-tracker-6y5i0d9w
2022-05-28T09:16:54,125 Created temporary directory: /tmp/pip-wheel-jckbg2j7
2022-05-28T09:16:54,194 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-05-28T09:16:54,203 2 location(s) to search for versions of ltd-rust:
2022-05-28T09:16:54,203 * https://pypi.org/simple/ltd-rust/
2022-05-28T09:16:54,203 * https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:16:54,204 Fetching project page and analyzing links: https://pypi.org/simple/ltd-rust/
2022-05-28T09:16:54,205 Getting page https://pypi.org/simple/ltd-rust/
2022-05-28T09:16:54,208 Found index url https://pypi.org/simple
2022-05-28T09:16:54,318   Skipping link: No binaries permitted for ltd-rust: https://files.pythonhosted.org/packages/29/ae/eae651d3952ab4814f4a875dc483064218b3822bfc63bde940a08406e8a1/ltd_rust-0.1.0-cp39-none-win_amd64.whl#sha256=f6a519fb6a6b7da77ef5a74d253351f0b48e463cc1ad47a834199cc553b6fe17 (from https://pypi.org/simple/ltd-rust/) (requires-python:>=3.6)
2022-05-28T09:16:54,320   Found link https://files.pythonhosted.org/packages/e7/5e/9798f62a7276365b8597128c32270896c475f063028cccba7aa2b04c0b57/ltd_rust-0.1.0.tar.gz#sha256=81ec3c38491e40d65df403cec8bbe374bd0cf411b74f0610e4b2dc099132687f (from https://pypi.org/simple/ltd-rust/) (requires-python:>=3.6), version: 0.1.0
2022-05-28T09:16:54,321   Skipping link: No binaries permitted for ltd-rust: https://files.pythonhosted.org/packages/53/91/e4e02d1821e3a72fab612db0e2b96e27ee40fed7b750d4f3081a88e1588b/ltd_rust-0.1.2-cp39-none-win_amd64.whl#sha256=0a1993d863e0c3e462fb9f248487377db921b92c2d5be3a63fcd0d6c32ee4155 (from https://pypi.org/simple/ltd-rust/) (requires-python:>=3.6)
2022-05-28T09:16:54,322   Found link https://files.pythonhosted.org/packages/98/74/07af9a8a51916a4c4abd1dfd5db4149b124b7e6e975b6fcbc001726a930b/ltd_rust-0.1.2.tar.gz#sha256=db8345a073591cef32d29ed538dd6b4255bfe283f47fc297f619db1c3c5c7c4b (from https://pypi.org/simple/ltd-rust/) (requires-python:>=3.6), version: 0.1.2
2022-05-28T09:16:54,323 Fetching project page and analyzing links: https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:16:54,324 Getting page https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:16:54,326 Found index url https://www.piwheels.org/simple
2022-05-28T09:16:54,530 Skipping link: not a file: https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:16:54,530 Skipping link: not a file: https://pypi.org/simple/ltd-rust/
2022-05-28T09:16:54,575 Given no hashes to check 1 links for project 'ltd-rust': discarding no candidates
2022-05-28T09:16:54,616 Collecting ltd-rust==0.1.2
2022-05-28T09:16:54,621   Created temporary directory: /tmp/pip-unpack-d_dnj_z1
2022-05-28T09:16:54,712   Downloading ltd_rust-0.1.2.tar.gz (30.5 MB)
2022-05-28T09:18:46,138   Added ltd-rust==0.1.2 from https://files.pythonhosted.org/packages/98/74/07af9a8a51916a4c4abd1dfd5db4149b124b7e6e975b6fcbc001726a930b/ltd_rust-0.1.2.tar.gz#sha256=db8345a073591cef32d29ed538dd6b4255bfe283f47fc297f619db1c3c5c7c4b to build tracker '/tmp/pip-build-tracker-6y5i0d9w'
2022-05-28T09:18:46,147   Created temporary directory: /tmp/pip-build-env-6x_caidm
2022-05-28T09:18:46,169   Created temporary directory: /tmp/pip-standalone-pip-70od2g5o
2022-05-28T09:18:48,853   Installing build dependencies: started
2022-05-28T09:18:48,855   Running command pip subprocess to install build dependencies
2022-05-28T09:19:00,179   Using pip 22.1 from /tmp/pip-standalone-pip-70od2g5o/__env_pip__.zip/pip (python 3.9)
2022-05-28T09:19:01,663   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-05-28T09:19:02,971   Collecting maturin<0.13,>=0.12
2022-05-28T09:19:03,327     Using cached maturin-0.12.17-py3-none-manylinux_2_17_armv7l.manylinux2014_armv7l.whl (9.0 MB)
2022-05-28T09:19:04,364   Collecting tomli>=1.1.0
2022-05-28T09:19:04,395     Using cached https://www.piwheels.org/simple/tomli/tomli-2.0.1-py3-none-any.whl (12 kB)
2022-05-28T09:19:07,651   Installing collected packages: tomli, maturin
2022-05-28T09:19:09,787   Successfully installed maturin-0.12.17 tomli-2.0.1
2022-05-28T09:19:09,977   WARNING: There was an error checking the latest version of pip.
2022-05-28T09:19:10,410   Installing build dependencies: finished with status 'done'
2022-05-28T09:19:10,441   Getting requirements to build wheel: started
2022-05-28T09:19:10,443   Running command Getting requirements to build wheel
2022-05-28T09:19:10,851   Getting requirements to build wheel: finished with status 'done'
2022-05-28T09:19:10,862   Created temporary directory: /tmp/pip-modern-metadata-9bsa4xvi
2022-05-28T09:19:10,868   Preparing metadata (pyproject.toml): started
2022-05-28T09:19:10,870   Running command Preparing metadata (pyproject.toml)
2022-05-28T09:19:11,488   💥 maturin failed
2022-05-28T09:19:11,490     Caused by: Cargo metadata failed. Does your crate compile with `cargo build`?
2022-05-28T09:19:11,491     Caused by: `cargo metadata` exited with an error: error: failed to parse manifest at `/tmp/pip-wheel-jckbg2j7/ltd-rust_276ff513ef9141868194d96b31599c1b/Cargo.toml`

2022-05-28T09:19:11,491   Caused by:
2022-05-28T09:19:11,492     failed to parse the `edition` key

2022-05-28T09:19:11,492   Caused by:
2022-05-28T09:19:11,493     this version of Cargo is older than the `2021` edition, and only supports `2015` and `2018` editions.
2022-05-28T09:19:11,495   Error running maturin: Command '['maturin', 'pep517', 'write-dist-info', '--metadata-directory', '/tmp/pip-modern-metadata-9bsa4xvi', '--interpreter', '/usr/bin/python3']' returned non-zero exit status 1.
2022-05-28T09:19:11,496   Checking for Rust toolchain....
2022-05-28T09:19:11,497   Running `maturin pep517 write-dist-info --metadata-directory /tmp/pip-modern-metadata-9bsa4xvi --interpreter /usr/bin/python3`
2022-05-28T09:19:11,536   ERROR: [present-rich] Preparing metadata (pyproject.toml) exited with 1
2022-05-28T09:19:11,579   [bold magenta]full command[/]: [blue]/usr/bin/python3 /usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/in_process/_in_process.py prepare_metadata_for_build_wheel /tmp/tmpuk16e8so[/]
2022-05-28T09:19:11,580   [bold magenta]cwd[/]: /tmp/pip-wheel-jckbg2j7/ltd-rust_276ff513ef9141868194d96b31599c1b
2022-05-28T09:19:11,580   Preparing metadata (pyproject.toml): finished with status 'error'
2022-05-28T09:19:11,586 ERROR: [present-rich] metadata generation failed
2022-05-28T09:19:11,601 Exception information:
2022-05-28T09:19:11,601 Traceback (most recent call last):
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/build/metadata.py", line 35, in generate_metadata
2022-05-28T09:19:11,601     distinfo_dir = backend.prepare_metadata_for_build_wheel(metadata_dir)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/utils/misc.py", line 706, in prepare_metadata_for_build_wheel
2022-05-28T09:19:11,601     return super().prepare_metadata_for_build_wheel(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/wrappers.py", line 188, in prepare_metadata_for_build_wheel
2022-05-28T09:19:11,601     return self._call_hook('prepare_metadata_for_build_wheel', {
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/wrappers.py", line 322, in _call_hook
2022-05-28T09:19:11,601     self._subprocess_runner(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/utils/subprocess.py", line 252, in runner
2022-05-28T09:19:11,601     call_subprocess(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess
2022-05-28T09:19:11,601     raise error
2022-05-28T09:19:11,601 pip._internal.exceptions.InstallationSubprocessError: Preparing metadata (pyproject.toml) exited with 1
2022-05-28T09:19:11,601 
2022-05-28T09:19:11,601 The above exception was the direct cause of the following exception:
2022-05-28T09:19:11,601 
2022-05-28T09:19:11,601 Traceback (most recent call last):
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 167, in exc_logging_wrapper
2022-05-28T09:19:11,601     status = run_func(*args)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2022-05-28T09:19:11,601     return func(self, options, args)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 144, in run
2022-05-28T09:19:11,601     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 94, in resolve
2022-05-28T09:19:11,601     result = self._result = resolver.resolve(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve
2022-05-28T09:19:11,601     state = resolution.resolve(requirements, max_rounds=max_rounds)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve
2022-05-28T09:19:11,601     self._add_to_criteria(self.state.criteria, r, parent=None)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _add_to_criteria
2022-05-28T09:19:11,601     if not criterion.candidates:
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/structs.py", line 151, in __bool__
2022-05-28T09:19:11,601     return bool(self._sequence)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__
2022-05-28T09:19:11,601     return any(self)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in <genexpr>
2022-05-28T09:19:11,601     return (c for c in iterator if id(c) not in self._incompatible_ids)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built
2022-05-28T09:19:11,601     candidate = func()
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 215, in _make_candidate_from_link
2022-05-28T09:19:11,601     self._link_candidate_cache[link] = LinkCandidate(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 291, in __init__
2022-05-28T09:19:11,601     super().__init__(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 161, in __init__
2022-05-28T09:19:11,601     self.dist = self._prepare()
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 230, in _prepare
2022-05-28T09:19:11,601     dist = self._prepare_distribution()
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 302, in _prepare_distribution
2022-05-28T09:19:11,601     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 421, in prepare_linked_requirement
2022-05-28T09:19:11,601     return self._prepare_linked_requirement(req, parallel_builds)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 490, in _prepare_linked_requirement
2022-05-28T09:19:11,601     dist = _get_prepared_distribution(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 57, in _get_prepared_distribution
2022-05-28T09:19:11,601     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/distributions/sdist.py", line 56, in prepare_distribution_metadata
2022-05-28T09:19:11,601     self.req.prepare_metadata()
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/req/req_install.py", line 526, in prepare_metadata
2022-05-28T09:19:11,601     self.metadata_directory = generate_metadata(
2022-05-28T09:19:11,601   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/build/metadata.py", line 37, in generate_metadata
2022-05-28T09:19:11,601     raise MetadataGenerationFailed(package_details=details) from error
2022-05-28T09:19:11,601 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2022-05-28T09:19:11,630 Removed ltd-rust==0.1.2 from https://files.pythonhosted.org/packages/98/74/07af9a8a51916a4c4abd1dfd5db4149b124b7e6e975b6fcbc001726a930b/ltd_rust-0.1.2.tar.gz#sha256=db8345a073591cef32d29ed538dd6b4255bfe283f47fc297f619db1c3c5c7c4b from build tracker '/tmp/pip-build-tracker-6y5i0d9w'
2022-05-28T09:19:11,631 Removed build tracker: '/tmp/pip-build-tracker-6y5i0d9w'