2022-05-28T09:03:40,436 Created temporary directory: /tmp/pip-ephem-wheel-cache-0cc1dhfj
2022-05-28T09:03:40,442 Created temporary directory: /tmp/pip-build-tracker-rmvoo7vc
2022-05-28T09:03:40,443 Initialized build tracking at /tmp/pip-build-tracker-rmvoo7vc
2022-05-28T09:03:40,443 Created build tracker: /tmp/pip-build-tracker-rmvoo7vc
2022-05-28T09:03:40,443 Entered build tracker: /tmp/pip-build-tracker-rmvoo7vc
2022-05-28T09:03:40,445 Created temporary directory: /tmp/pip-wheel-328hf_3i
2022-05-28T09:03:40,515 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-05-28T09:03:40,524 2 location(s) to search for versions of ltd-rust:
2022-05-28T09:03:40,524 * https://pypi.org/simple/ltd-rust/
2022-05-28T09:03:40,524 * https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:03:40,525 Fetching project page and analyzing links: https://pypi.org/simple/ltd-rust/
2022-05-28T09:03:40,526 Getting page https://pypi.org/simple/ltd-rust/
2022-05-28T09:03:40,530 Found index url https://pypi.org/simple
2022-05-28T09:03:40,641   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)
2022-05-28T09:03:40,643   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
2022-05-28T09:03:40,644   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)
2022-05-28T09:03:40,645   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
2022-05-28T09:03:40,646 Fetching project page and analyzing links: https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:03:40,647 Getting page https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:03:40,649 Found index url https://www.piwheels.org/simple
2022-05-28T09:03:40,908 Skipping link: not a file: https://www.piwheels.org/simple/ltd-rust/
2022-05-28T09:03:40,909 Skipping link: not a file: https://pypi.org/simple/ltd-rust/
2022-05-28T09:03:40,954 Given no hashes to check 1 links for project 'ltd-rust': discarding no candidates
2022-05-28T09:03:40,996 Collecting ltd-rust==0.1.0
2022-05-28T09:03:41,000   Created temporary directory: /tmp/pip-unpack-eeodosdy
2022-05-28T09:03:41,092   Downloading ltd_rust-0.1.0.tar.gz (30.4 MB)
2022-05-28T09:05:25,892   Added ltd-rust==0.1.0 from https://files.pythonhosted.org/packages/e7/5e/9798f62a7276365b8597128c32270896c475f063028cccba7aa2b04c0b57/ltd_rust-0.1.0.tar.gz#sha256=81ec3c38491e40d65df403cec8bbe374bd0cf411b74f0610e4b2dc099132687f to build tracker '/tmp/pip-build-tracker-rmvoo7vc'
2022-05-28T09:05:25,901   Created temporary directory: /tmp/pip-build-env-n89tl2av
2022-05-28T09:05:25,924   Created temporary directory: /tmp/pip-standalone-pip-730frsie
2022-05-28T09:05:28,547   Installing build dependencies: started
2022-05-28T09:05:28,549   Running command pip subprocess to install build dependencies
2022-05-28T09:05:40,027   Using pip 22.1 from /tmp/pip-standalone-pip-730frsie/__env_pip__.zip/pip (python 3.9)
2022-05-28T09:05:41,526   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-05-28T09:05:42,854   Collecting maturin<0.13,>=0.12
2022-05-28T09:05:43,209     Using cached maturin-0.12.17-py3-none-manylinux_2_17_armv7l.manylinux2014_armv7l.whl (9.0 MB)
2022-05-28T09:05:44,210   Collecting tomli>=1.1.0
2022-05-28T09:05:44,242     Using cached https://www.piwheels.org/simple/tomli/tomli-2.0.1-py3-none-any.whl (12 kB)
2022-05-28T09:05:47,524   Installing collected packages: tomli, maturin
2022-05-28T09:05:49,500   Successfully installed maturin-0.12.17 tomli-2.0.1
2022-05-28T09:05:49,690   WARNING: There was an error checking the latest version of pip.
2022-05-28T09:05:50,124   Installing build dependencies: finished with status 'done'
2022-05-28T09:05:50,150   Getting requirements to build wheel: started
2022-05-28T09:05:50,152   Running command Getting requirements to build wheel
2022-05-28T09:05:50,558   Getting requirements to build wheel: finished with status 'done'
2022-05-28T09:05:50,569   Created temporary directory: /tmp/pip-modern-metadata-oxn89f88
2022-05-28T09:05:50,575   Preparing metadata (pyproject.toml): started
2022-05-28T09:05:50,577   Running command Preparing metadata (pyproject.toml)
2022-05-28T09:05:51,181   💥 maturin failed
2022-05-28T09:05:51,183     Caused by: Cargo metadata failed. Does your crate compile with `cargo build`?
2022-05-28T09:05:51,183     Caused by: `cargo metadata` exited with an error: error: failed to parse manifest at `/tmp/pip-wheel-328hf_3i/ltd-rust_7726b7f03ca244f4b53d04906745fb92/Cargo.toml`

2022-05-28T09:05:51,184   Caused by:
2022-05-28T09:05:51,184     failed to parse the `edition` key

2022-05-28T09:05:51,185   Caused by:
2022-05-28T09:05:51,185     this version of Cargo is older than the `2021` edition, and only supports `2015` and `2018` editions.
2022-05-28T09:05:51,186   Error running maturin: Command '['maturin', 'pep517', 'write-dist-info', '--metadata-directory', '/tmp/pip-modern-metadata-oxn89f88', '--interpreter', '/usr/bin/python3']' returned non-zero exit status 1.
2022-05-28T09:05:51,186   Checking for Rust toolchain....
2022-05-28T09:05:51,186   Running `maturin pep517 write-dist-info --metadata-directory /tmp/pip-modern-metadata-oxn89f88 --interpreter /usr/bin/python3`
2022-05-28T09:05:51,224   ERROR: [present-rich] Preparing metadata (pyproject.toml) exited with 1
2022-05-28T09:05:51,263   [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/tmp2cb11sol[/]
2022-05-28T09:05:51,263   [bold magenta]cwd[/]: /tmp/pip-wheel-328hf_3i/ltd-rust_7726b7f03ca244f4b53d04906745fb92
2022-05-28T09:05:51,264   Preparing metadata (pyproject.toml): finished with status 'error'
2022-05-28T09:05:51,270 ERROR: [present-rich] metadata generation failed
2022-05-28T09:05:51,284 Exception information:
2022-05-28T09:05:51,284 Traceback (most recent call last):
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/build/metadata.py", line 35, in generate_metadata
2022-05-28T09:05:51,284     distinfo_dir = backend.prepare_metadata_for_build_wheel(metadata_dir)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/utils/misc.py", line 706, in prepare_metadata_for_build_wheel
2022-05-28T09:05:51,284     return super().prepare_metadata_for_build_wheel(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/wrappers.py", line 188, in prepare_metadata_for_build_wheel
2022-05-28T09:05:51,284     return self._call_hook('prepare_metadata_for_build_wheel', {
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/wrappers.py", line 322, in _call_hook
2022-05-28T09:05:51,284     self._subprocess_runner(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/utils/subprocess.py", line 252, in runner
2022-05-28T09:05:51,284     call_subprocess(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess
2022-05-28T09:05:51,284     raise error
2022-05-28T09:05:51,284 pip._internal.exceptions.InstallationSubprocessError: Preparing metadata (pyproject.toml) exited with 1
2022-05-28T09:05:51,284 
2022-05-28T09:05:51,284 The above exception was the direct cause of the following exception:
2022-05-28T09:05:51,284 
2022-05-28T09:05:51,284 Traceback (most recent call last):
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 167, in exc_logging_wrapper
2022-05-28T09:05:51,284     status = run_func(*args)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2022-05-28T09:05:51,284     return func(self, options, args)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 144, in run
2022-05-28T09:05:51,284     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 94, in resolve
2022-05-28T09:05:51,284     result = self._result = resolver.resolve(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve
2022-05-28T09:05:51,284     state = resolution.resolve(requirements, max_rounds=max_rounds)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve
2022-05-28T09:05:51,284     self._add_to_criteria(self.state.criteria, r, parent=None)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _add_to_criteria
2022-05-28T09:05:51,284     if not criterion.candidates:
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/structs.py", line 151, in __bool__
2022-05-28T09:05:51,284     return bool(self._sequence)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__
2022-05-28T09:05:51,284     return any(self)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in <genexpr>
2022-05-28T09:05:51,284     return (c for c in iterator if id(c) not in self._incompatible_ids)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built
2022-05-28T09:05:51,284     candidate = func()
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 215, in _make_candidate_from_link
2022-05-28T09:05:51,284     self._link_candidate_cache[link] = LinkCandidate(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 291, in __init__
2022-05-28T09:05:51,284     super().__init__(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 161, in __init__
2022-05-28T09:05:51,284     self.dist = self._prepare()
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 230, in _prepare
2022-05-28T09:05:51,284     dist = self._prepare_distribution()
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 302, in _prepare_distribution
2022-05-28T09:05:51,284     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 421, in prepare_linked_requirement
2022-05-28T09:05:51,284     return self._prepare_linked_requirement(req, parallel_builds)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 490, in _prepare_linked_requirement
2022-05-28T09:05:51,284     dist = _get_prepared_distribution(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 57, in _get_prepared_distribution
2022-05-28T09:05:51,284     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/distributions/sdist.py", line 56, in prepare_distribution_metadata
2022-05-28T09:05:51,284     self.req.prepare_metadata()
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/req/req_install.py", line 526, in prepare_metadata
2022-05-28T09:05:51,284     self.metadata_directory = generate_metadata(
2022-05-28T09:05:51,284   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/build/metadata.py", line 37, in generate_metadata
2022-05-28T09:05:51,284     raise MetadataGenerationFailed(package_details=details) from error
2022-05-28T09:05:51,284 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2022-05-28T09:05:51,310 Removed ltd-rust==0.1.0 from https://files.pythonhosted.org/packages/e7/5e/9798f62a7276365b8597128c32270896c475f063028cccba7aa2b04c0b57/ltd_rust-0.1.0.tar.gz#sha256=81ec3c38491e40d65df403cec8bbe374bd0cf411b74f0610e4b2dc099132687f from build tracker '/tmp/pip-build-tracker-rmvoo7vc'
2022-05-28T09:05:51,311 Removed build tracker: '/tmp/pip-build-tracker-rmvoo7vc'