2026-02-12T20:37:16,884 Created temporary directory: /tmp/pip-ephem-wheel-cache-rdbge1x_ 2026-02-12T20:37:16,886 Created temporary directory: /tmp/pip-build-tracker-p81gyxd3 2026-02-12T20:37:16,886 Initialized build tracking at /tmp/pip-build-tracker-p81gyxd3 2026-02-12T20:37:16,887 Created build tracker: /tmp/pip-build-tracker-p81gyxd3 2026-02-12T20:37:16,887 Entered build tracker: /tmp/pip-build-tracker-p81gyxd3 2026-02-12T20:37:16,888 Created temporary directory: /tmp/pip-wheel-_lcawipe 2026-02-12T20:37:16,891 DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453 2026-02-12T20:37:16,893 Created temporary directory: /tmp/pip-ephem-wheel-cache-r_m9sckl 2026-02-12T20:37:16,915 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-02-12T20:37:16,918 2 location(s) to search for versions of spectrograms: 2026-02-12T20:37:16,918 * https://pypi.org/simple/spectrograms/ 2026-02-12T20:37:16,918 * https://www.piwheels.org/simple/spectrograms/ 2026-02-12T20:37:16,919 Fetching project page and analyzing links: https://pypi.org/simple/spectrograms/ 2026-02-12T20:37:16,920 Getting page https://pypi.org/simple/spectrograms/ 2026-02-12T20:37:16,921 Found index url https://pypi.org/simple 2026-02-12T20:37:17,135 Fetched page https://pypi.org/simple/spectrograms/ as application/vnd.pypi.simple.v1+json 2026-02-12T20:37:17,138 Skipping link: No binaries permitted for spectrograms: https://files.pythonhosted.org/packages/84/a6/5d30d7c17cec714d9a1cf755f5d83b1531963c0902ee95729e32101230c5/spectrograms-0.2.0-cp312-cp312-manylinux_2_35_x86_64.whl (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,139 Found link https://files.pythonhosted.org/packages/01/1c/59d75e8df9842edeabb25eeabe67007f9d0c8b00a5368e8976c92f56bf24/spectrograms-0.2.0.tar.gz (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9), version: 0.2.0 2026-02-12T20:37:17,140 Skipping link: No binaries permitted for spectrograms: https://files.pythonhosted.org/packages/00/5c/6869ddedcd6aacb69ca11d6c5b06d0c393c586cf47a311d8e0f168150a34/spectrograms-0.2.1-cp312-cp312-manylinux_2_35_x86_64.whl (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,141 Found link https://files.pythonhosted.org/packages/a7/94/26093e9c77cb01860b9fa36c915cafc9c761ada6c0f3f0b90ad9a441815a/spectrograms-0.2.1.tar.gz (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9), version: 0.2.1 2026-02-12T20:37:17,142 Skipping link: No binaries permitted for spectrograms: https://files.pythonhosted.org/packages/02/b8/55cd8f2fe8e8a9cec13f517f60cec90a2171aef2d5e1b2c1ba3afa660b85/spectrograms-0.2.2-cp312-cp312-manylinux_2_35_x86_64.whl (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,143 Found link https://files.pythonhosted.org/packages/b9/58/5dbede21c4c3e1f8384ccbd8edca06bb46e3054ecf968f852a2dc0c772a0/spectrograms-0.2.2.tar.gz (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9), version: 0.2.2 2026-02-12T20:37:17,143 Skipping link: No binaries permitted for spectrograms: https://files.pythonhosted.org/packages/09/01/ddd96f784feb605404ff32728c46df87423e6b22b0e48ac6b96cba4538e7/spectrograms-0.2.3-cp312-cp312-manylinux_2_35_x86_64.whl (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,144 Found link https://files.pythonhosted.org/packages/15/8d/58dbbc22383fbe89cfbbcb0f02668829b74cf3f50181428ce8f16b19f32a/spectrograms-0.2.3.tar.gz (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9), version: 0.2.3 2026-02-12T20:37:17,145 Skipping link: No binaries permitted for spectrograms: https://files.pythonhosted.org/packages/0b/36/20c1017df0f84460645f128587e2d35044a9a7bc569a76c9de882b30f358/spectrograms-1.0.1-cp312-cp312-manylinux_2_35_x86_64.whl (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,146 Found link https://files.pythonhosted.org/packages/9b/f2/1a989195cbf3648f74ad091ce6c4a6547031c3a163462ecd73bdbf54b5e2/spectrograms-1.0.1.tar.gz (from https://pypi.org/simple/spectrograms/) (requires-python:>=3.9), version: 1.0.1 2026-02-12T20:37:17,147 Fetching project page and analyzing links: https://www.piwheels.org/simple/spectrograms/ 2026-02-12T20:37:17,148 Getting page https://www.piwheels.org/simple/spectrograms/ 2026-02-12T20:37:17,149 Found index url https://www.piwheels.org/simple 2026-02-12T20:37:17,304 Fetched page https://www.piwheels.org/simple/spectrograms/ as text/html 2026-02-12T20:37:17,308 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.1-cp311-cp311-linux_armv6l.whl#sha256=2cc9c43ae005b1e4e02cd2cf28d1903f16f18959e884d365e43409d597e20dfd (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,309 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.1-cp311-cp311-linux_armv7l.whl#sha256=2cc9c43ae005b1e4e02cd2cf28d1903f16f18959e884d365e43409d597e20dfd (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,309 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.1-cp313-cp313-linux_armv6l.whl#sha256=0803b68d24727dc567c0cfb1916578275695d2817f72de5d142414b3d61feede (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,310 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.1-cp313-cp313-linux_armv7l.whl#sha256=0803b68d24727dc567c0cfb1916578275695d2817f72de5d142414b3d61feede (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,310 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.0-cp311-cp311-linux_armv6l.whl#sha256=18dd92f244f107a276640d2efce86e3302352b396b7a94a955ed05b63cecce39 (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,311 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.0-cp311-cp311-linux_armv7l.whl#sha256=18dd92f244f107a276640d2efce86e3302352b396b7a94a955ed05b63cecce39 (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,312 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.0-cp313-cp313-linux_armv6l.whl#sha256=295d75619233c78198274558d31907b1be0116176e520ce8ac42c3eaf2ca61bc (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,312 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.0-cp313-cp313-linux_armv7l.whl#sha256=295d75619233c78198274558d31907b1be0116176e520ce8ac42c3eaf2ca61bc (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,313 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.0-cp39-cp39-linux_armv6l.whl#sha256=f151d7bf631093b1c63e4eb7c9ac098bf4358d86a8437ebfb8ae8f12aa70077f (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,313 Skipping link: No binaries permitted for spectrograms: https://www.piwheels.org/simple/spectrograms/spectrograms-0.2.0-cp39-cp39-linux_armv7l.whl#sha256=f151d7bf631093b1c63e4eb7c9ac098bf4358d86a8437ebfb8ae8f12aa70077f (from https://www.piwheels.org/simple/spectrograms/) (requires-python:>=3.9) 2026-02-12T20:37:17,314 Skipping link: not a file: https://www.piwheels.org/simple/spectrograms/ 2026-02-12T20:37:17,315 Skipping link: not a file: https://pypi.org/simple/spectrograms/ 2026-02-12T20:37:17,336 Given no hashes to check 1 links for project 'spectrograms': discarding no candidates 2026-02-12T20:37:17,355 Collecting spectrograms==1.0.1 2026-02-12T20:37:17,357 Created temporary directory: /tmp/pip-unpack-55z9f46v 2026-02-12T20:37:17,577 Downloading spectrograms-1.0.1.tar.gz (2.7 MB) 2026-02-12T20:37:24,950 Added spectrograms==1.0.1 from https://files.pythonhosted.org/packages/9b/f2/1a989195cbf3648f74ad091ce6c4a6547031c3a163462ecd73bdbf54b5e2/spectrograms-1.0.1.tar.gz to build tracker '/tmp/pip-build-tracker-p81gyxd3' 2026-02-12T20:37:24,955 Created temporary directory: /tmp/pip-build-env-_z7rgmuf 2026-02-12T20:37:24,960 Installing build dependencies: started 2026-02-12T20:37:24,961 Running command pip subprocess to install build dependencies 2026-02-12T20:37:26,170 Using pip 23.0.1 from /usr/lib/python3/dist-packages/pip (python 3.11) 2026-02-12T20:37:26,771 DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453 2026-02-12T20:37:26,796 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-02-12T20:37:28,553 Collecting maturin<2.0,>=1.0 2026-02-12T20:37:28,980 Using cached https://www.piwheels.org/simple/maturin/maturin-1.11.5-cp311-cp311-linux_armv7l.whl (5.9 MB) 2026-02-12T20:37:31,780 Installing collected packages: maturin 2026-02-12T20:37:32,239 Successfully installed maturin-1.11.5 2026-02-12T20:37:32,530 Installing build dependencies: finished with status 'done' 2026-02-12T20:37:32,536 Getting requirements to build wheel: started 2026-02-12T20:37:32,538 Running command Getting requirements to build wheel 2026-02-12T20:37:32,734 Getting requirements to build wheel: finished with status 'done' 2026-02-12T20:37:32,737 Created temporary directory: /tmp/pip-modern-metadata-6ovqoqp0 2026-02-12T20:37:32,740 Preparing metadata (pyproject.toml): started 2026-02-12T20:37:32,741 Running command Preparing metadata (pyproject.toml) 2026-02-12T20:37:33,302 error: failed to parse manifest at `/tmp/pip-wheel-_lcawipe/spectrograms_19b6cd51b6344c6c9935979fbbe2309c/Cargo.toml` 2026-02-12T20:37:33,303 Caused by: 2026-02-12T20:37:33,304 can't find library `spectrograms`, rename file to `src/lib.rs` or specify lib.path 2026-02-12T20:37:33,308 💥 maturin failed 2026-02-12T20:37:33,309 Caused by: Cargo metadata failed. Does your crate compile with `cargo build`? 2026-02-12T20:37:33,310 Caused by: `cargo metadata` exited with an error: 2026-02-12T20:37:33,311 Error running maturin: Command '['maturin', 'pep517', 'write-dist-info', '--metadata-directory', '/tmp/pip-modern-metadata-6ovqoqp0', '--interpreter', '/usr/bin/python3']' returned non-zero exit status 1. 2026-02-12T20:37:33,312 Checking for Rust toolchain.... 2026-02-12T20:37:33,313 Running `maturin pep517 write-dist-info --metadata-directory /tmp/pip-modern-metadata-6ovqoqp0 --interpreter /usr/bin/python3` 2026-02-12T20:37:33,340 ERROR: [present-rich] Preparing metadata (pyproject.toml) exited with 1 2026-02-12T20:37:33,359 [bold magenta]full command[/]: [blue]/usr/bin/python3 /usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py prepare_metadata_for_build_wheel /tmp/tmpxc5ndavf[/] 2026-02-12T20:37:33,360 [bold magenta]cwd[/]: /tmp/pip-wheel-_lcawipe/spectrograms_19b6cd51b6344c6c9935979fbbe2309c 2026-02-12T20:37:33,360 Preparing metadata (pyproject.toml): finished with status 'error' 2026-02-12T20:37:33,364 ERROR: [present-rich] metadata generation failed 2026-02-12T20:37:33,371 Exception information: 2026-02-12T20:37:33,371 Traceback (most recent call last): 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata.py", line 35, in generate_metadata 2026-02-12T20:37:33,371 distinfo_dir = backend.prepare_metadata_for_build_wheel(metadata_dir) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/utils/misc.py", line 746, in prepare_metadata_for_build_wheel 2026-02-12T20:37:33,371 return super().prepare_metadata_for_build_wheel( 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_impl.py", line 186, in prepare_metadata_for_build_wheel 2026-02-12T20:37:33,371 return self._call_hook('prepare_metadata_for_build_wheel', { 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_impl.py", line 311, in _call_hook 2026-02-12T20:37:33,371 self._subprocess_runner( 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 252, in runner 2026-02-12T20:37:33,371 call_subprocess( 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess 2026-02-12T20:37:33,371 raise error 2026-02-12T20:37:33,371 pip._internal.exceptions.InstallationSubprocessError: Preparing metadata (pyproject.toml) exited with 1 2026-02-12T20:37:33,371 2026-02-12T20:37:33,371 The above exception was the direct cause of the following exception: 2026-02-12T20:37:33,371 2026-02-12T20:37:33,371 Traceback (most recent call last): 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 160, in exc_logging_wrapper 2026-02-12T20:37:33,371 status = run_func(*args) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 247, in wrapper 2026-02-12T20:37:33,371 return func(self, options, args) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 170, in run 2026-02-12T20:37:33,371 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 92, in resolve 2026-02-12T20:37:33,371 result = self._result = resolver.resolve( 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve 2026-02-12T20:37:33,371 state = resolution.resolve(requirements, max_rounds=max_rounds) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve 2026-02-12T20:37:33,371 self._add_to_criteria(self.state.criteria, r, parent=None) 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _add_to_criteria 2026-02-12T20:37:33,371 if not criterion.candidates: 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 151, in __bool__ 2026-02-12T20:37:33,371 return bool(self._sequence) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__ 2026-02-12T20:37:33,371 return any(self) 2026-02-12T20:37:33,371 ^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in 2026-02-12T20:37:33,371 return (c for c in iterator if id(c) not in self._incompatible_ids) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built 2026-02-12T20:37:33,371 candidate = func() 2026-02-12T20:37:33,371 ^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 206, in _make_candidate_from_link 2026-02-12T20:37:33,371 self._link_candidate_cache[link] = LinkCandidate( 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 297, in __init__ 2026-02-12T20:37:33,371 super().__init__( 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 162, in __init__ 2026-02-12T20:37:33,371 self.dist = self._prepare() 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 231, in _prepare 2026-02-12T20:37:33,371 dist = self._prepare_distribution() 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 308, in _prepare_distribution 2026-02-12T20:37:33,371 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 491, in prepare_linked_requirement 2026-02-12T20:37:33,371 return self._prepare_linked_requirement(req, parallel_builds) 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 577, in _prepare_linked_requirement 2026-02-12T20:37:33,371 dist = _get_prepared_distribution( 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 69, in _get_prepared_distribution 2026-02-12T20:37:33,371 abstract_dist.prepare_distribution_metadata( 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 61, in prepare_distribution_metadata 2026-02-12T20:37:33,371 self.req.prepare_metadata() 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 539, in prepare_metadata 2026-02-12T20:37:33,371 self.metadata_directory = generate_metadata( 2026-02-12T20:37:33,371 ^^^^^^^^^^^^^^^^^^ 2026-02-12T20:37:33,371 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata.py", line 37, in generate_metadata 2026-02-12T20:37:33,371 raise MetadataGenerationFailed(package_details=details) from error 2026-02-12T20:37:33,371 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2026-02-12T20:37:33,390 Removed spectrograms==1.0.1 from https://files.pythonhosted.org/packages/9b/f2/1a989195cbf3648f74ad091ce6c4a6547031c3a163462ecd73bdbf54b5e2/spectrograms-1.0.1.tar.gz from build tracker '/tmp/pip-build-tracker-p81gyxd3' 2026-02-12T20:37:33,391 Removed build tracker: '/tmp/pip-build-tracker-p81gyxd3'