2025-09-07T22:42:41,294 Created temporary directory: /tmp/pip-build-tracker-tg3b3ehl 2025-09-07T22:42:41,295 Initialized build tracking at /tmp/pip-build-tracker-tg3b3ehl 2025-09-07T22:42:41,295 Created build tracker: /tmp/pip-build-tracker-tg3b3ehl 2025-09-07T22:42:41,295 Entered build tracker: /tmp/pip-build-tracker-tg3b3ehl 2025-09-07T22:42:41,296 Created temporary directory: /tmp/pip-wheel-ip71yqdv 2025-09-07T22:42:41,299 Created temporary directory: /tmp/pip-ephem-wheel-cache-ufz42r3q 2025-09-07T22:42:41,354 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2025-09-07T22:42:41,356 2 location(s) to search for versions of qstk: 2025-09-07T22:42:41,356 * https://pypi.org/simple/qstk/ 2025-09-07T22:42:41,356 * https://www.piwheels.org/simple/qstk/ 2025-09-07T22:42:41,357 Fetching project page and analyzing links: https://pypi.org/simple/qstk/ 2025-09-07T22:42:41,357 Getting page https://pypi.org/simple/qstk/ 2025-09-07T22:42:41,358 Found index url https://pypi.org/simple/ 2025-09-07T22:42:41,428 Fetched page https://pypi.org/simple/qstk/ as application/vnd.pypi.simple.v1+json 2025-09-07T22:42:41,430 Found link https://files.pythonhosted.org/packages/29/3b/198eba9c79ee23af6d5380e0e126f590fd71f9ae7181f7b59e2d905262cb/QSTK-0.2.0.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.0 2025-09-07T22:42:41,431 Found link https://files.pythonhosted.org/packages/d9/3f/df181eead443e5258e0eaa8fe42fcb2dbd4dab40bc751900c851a3128897/QSTK-0.2.1.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.1 2025-09-07T22:42:41,431 Found link https://files.pythonhosted.org/packages/19/51/ff1241996d8868715a4d8037f08aa9a63d48c5065f9244c0dd665c85af35/QSTK-0.2.2.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.2 2025-09-07T22:42:41,431 Found link https://files.pythonhosted.org/packages/63/2e/3b4a7e83abcd1379b2f80922a00993c938c76609102ff3315263dadc974a/QSTK-0.2.3.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.3 2025-09-07T22:42:41,432 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/12/81/d6db8a51a89a4be2ab04e98b94371906f55e6acf32951a7b06d56e10e042/QSTK-0.2.4-py2.7.egg (from https://pypi.org/simple/qstk/) 2025-09-07T22:42:41,432 Found link https://files.pythonhosted.org/packages/ee/c2/6540969f4f1ac9971cdbb8826d67da5d84c0920e3ba20b4bee4434454666/QSTK-0.2.4.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.4 2025-09-07T22:42:41,432 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/48/09/06c1f6028cef5bebde4795893a9b4e80bce72f540945afddfeb99e4f2968/QSTK-0.2.5-py2.7.egg (from https://pypi.org/simple/qstk/) 2025-09-07T22:42:41,432 Found link https://files.pythonhosted.org/packages/9c/db/09beebdff014f9056fc82b34f9e4aff4dad1dd641d68b8c9c9f50a94a20e/QSTK-0.2.5.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.5 2025-09-07T22:42:41,432 Skipping link: unsupported archive format: .exe: https://files.pythonhosted.org/packages/92/69/4c4d293069d92e4abf9bcd86f85b9fcdf5379552f05c12913b9f5f53dae6/QSTK-0.2.5.win32.exe (from https://pypi.org/simple/qstk/) 2025-09-07T22:42:41,433 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/cc/ad/de91fafd16889d10623bc961d39ab5d20c82f901e61a53353843a13c3902/QSTK-0.2.6-py2.7.egg (from https://pypi.org/simple/qstk/) 2025-09-07T22:42:41,433 Found link https://files.pythonhosted.org/packages/1c/7d/63b182a8ab839a9b7467c5f251c2efddd87c458723688d44107bae981506/QSTK-0.2.6.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.6 2025-09-07T22:42:41,433 Skipping link: unsupported archive format: .exe: https://files.pythonhosted.org/packages/47/c7/339c84127c40f89a65e618d732f0cb856edd8c8ff3509f0f9a8774b4f2f4/QSTK-0.2.6.win32.exe (from https://pypi.org/simple/qstk/) 2025-09-07T22:42:41,433 Found link https://files.pythonhosted.org/packages/80/fc/33f6dd8f5a9d223c045cc996d891ac9bc2d99e7129930245f26440bb38e9/QSTK-0.2.7.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.7 2025-09-07T22:42:41,433 Found link https://files.pythonhosted.org/packages/8c/15/3298c4ee5d187a462883a7f80d7621a05e8b880a8234729e733769a3476f/QSTK-0.2.8.tar.gz (from https://pypi.org/simple/qstk/), version: 0.2.8 2025-09-07T22:42:41,434 Fetching project page and analyzing links: https://www.piwheels.org/simple/qstk/ 2025-09-07T22:42:41,434 Getting page https://www.piwheels.org/simple/qstk/ 2025-09-07T22:42:41,435 Found index url https://www.piwheels.org/simple/ 2025-09-07T22:42:41,542 Fetched page https://www.piwheels.org/simple/qstk/ as text/html 2025-09-07T22:42:41,542 Skipping link: No binaries permitted for qstk: https://archive1.piwheels.org/simple/qstk/QSTK-0.2.1-py3-none-any.whl#sha256=a37d66287a373d175a3217d6eb99736a3bb8f246d426755955bc5ddf24943096 (from https://www.piwheels.org/simple/qstk/) 2025-09-07T22:42:41,543 Skipping link: not a file: https://www.piwheels.org/simple/qstk/ 2025-09-07T22:42:41,543 Skipping link: not a file: https://pypi.org/simple/qstk/ 2025-09-07T22:42:41,567 Given no hashes to check 1 links for project 'qstk': discarding no candidates 2025-09-07T22:42:41,569 Collecting qstk==0.2.6 2025-09-07T22:42:41,570 Created temporary directory: /tmp/pip-unpack-swtkd923 2025-09-07T22:42:41,715 Downloading QSTK-0.2.6.tar.gz (28.8 MB) 2025-09-07T22:42:49,309 Added qstk==0.2.6 from https://files.pythonhosted.org/packages/1c/7d/63b182a8ab839a9b7467c5f251c2efddd87c458723688d44107bae981506/QSTK-0.2.6.tar.gz to build tracker '/tmp/pip-build-tracker-tg3b3ehl' 2025-09-07T22:42:49,311 Running setup.py (path:/tmp/pip-wheel-ip71yqdv/qstk_d30811c9d290454db273895c768b6a08/setup.py) egg_info for package qstk 2025-09-07T22:42:49,311 Created temporary directory: /tmp/pip-pip-egg-info-ittx9_za 2025-09-07T22:42:49,311 Preparing metadata (setup.py): started 2025-09-07T22:42:49,312 Running command python setup.py egg_info 2025-09-07T22:42:49,849 Traceback (most recent call last): 2025-09-07T22:42:49,850 File "", line 2, in 2025-09-07T22:42:49,850 exec(compile(''' 2025-09-07T22:42:49,850 ~~~~^^^^^^^^^^^^ 2025-09-07T22:42:49,850 # This is -- a caller that pip uses to run setup.py 2025-09-07T22:42:49,850 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,851 ...<32 lines>... 2025-09-07T22:42:49,851 exec(compile(setup_py_code, filename, "exec")) 2025-09-07T22:42:49,851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,851 ''' % ('/tmp/pip-wheel-ip71yqdv/qstk_d30811c9d290454db273895c768b6a08/setup.py',), "", "exec")) 2025-09-07T22:42:49,851 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,851 File "", line 35, in 2025-09-07T22:42:49,851 File "/tmp/pip-wheel-ip71yqdv/qstk_d30811c9d290454db273895c768b6a08/setup.py", line 2, in 2025-09-07T22:42:49,851 import ez_setup 2025-09-07T22:42:49,852 File "/tmp/pip-wheel-ip71yqdv/qstk_d30811c9d290454db273895c768b6a08/ez_setup.py", line 106 2025-09-07T22:42:49,852 except pkg_resources.VersionConflict, e: 2025-09-07T22:42:49,852 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,852 SyntaxError: multiple exception types must be parenthesized 2025-09-07T22:42:49,935 ERROR: python setup.py egg_info exited with 1 2025-09-07T22:42:49,946 [bold magenta]full command[/]: [blue]/usr/bin/python3 -c ' 2025-09-07T22:42:49,946 exec(compile('"'"''"'"''"'"' 2025-09-07T22:42:49,946 # This is -- a caller that pip uses to run setup.py 2025-09-07T22:42:49,946 # 2025-09-07T22:42:49,946 # - It imports setuptools before invoking setup.py, to enable projects that directly 2025-09-07T22:42:49,946 # import from `distutils.core` to work with newer packaging standards. 2025-09-07T22:42:49,946 # - It provides a clear error message when setuptools is not installed. 2025-09-07T22:42:49,946 # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so 2025-09-07T22:42:49,946 # setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning: 2025-09-07T22:42:49,946 # manifest_maker: standard file '"'"'-c'"'"' not found". 2025-09-07T22:42:49,946 # - It generates a shim setup.py, for handling setup.cfg-only projects. 2025-09-07T22:42:49,946 import os, sys, tokenize, traceback 2025-09-07T22:42:49,946 2025-09-07T22:42:49,946 try: 2025-09-07T22:42:49,946 import setuptools 2025-09-07T22:42:49,946 except ImportError: 2025-09-07T22:42:49,946 print( 2025-09-07T22:42:49,946 "ERROR: Can not execute `setup.py` since setuptools failed to import in " 2025-09-07T22:42:49,946 "the build environment with exception:", 2025-09-07T22:42:49,946 file=sys.stderr, 2025-09-07T22:42:49,946 ) 2025-09-07T22:42:49,946 traceback.print_exc() 2025-09-07T22:42:49,946 sys.exit(1) 2025-09-07T22:42:49,946 2025-09-07T22:42:49,946 __file__ = %r 2025-09-07T22:42:49,946 sys.argv[0] = __file__ 2025-09-07T22:42:49,946 2025-09-07T22:42:49,946 if os.path.exists(__file__): 2025-09-07T22:42:49,946 filename = __file__ 2025-09-07T22:42:49,946 with tokenize.open(__file__) as f: 2025-09-07T22:42:49,946 setup_py_code = f.read() 2025-09-07T22:42:49,946 else: 2025-09-07T22:42:49,946 filename = "" 2025-09-07T22:42:49,946 setup_py_code = "from setuptools import setup; setup()" 2025-09-07T22:42:49,946 2025-09-07T22:42:49,946 exec(compile(setup_py_code, filename, "exec")) 2025-09-07T22:42:49,946 '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-ip71yqdv/qstk_d30811c9d290454db273895c768b6a08/setup.py'"'"',), "", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-ittx9_za[/] 2025-09-07T22:42:49,947 [bold magenta]cwd[/]: /tmp/pip-wheel-ip71yqdv/qstk_d30811c9d290454db273895c768b6a08/ 2025-09-07T22:42:49,947 Preparing metadata (setup.py): finished with status 'error' 2025-09-07T22:42:49,948 ERROR: metadata generation failed 2025-09-07T22:42:49,953 Exception information: 2025-09-07T22:42:49,953 Traceback (most recent call last): 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata 2025-09-07T22:42:49,953 call_subprocess( 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~^ 2025-09-07T22:42:49,953 args, 2025-09-07T22:42:49,953 ^^^^^ 2025-09-07T22:42:49,953 ...<2 lines>... 2025-09-07T22:42:49,953 spinner=spinner, 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 ^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess 2025-09-07T22:42:49,953 raise error 2025-09-07T22:42:49,953 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1 2025-09-07T22:42:49,953 2025-09-07T22:42:49,953 The above exception was the direct cause of the following exception: 2025-09-07T22:42:49,953 2025-09-07T22:42:49,953 Traceback (most recent call last): 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper 2025-09-07T22:42:49,953 status = _inner_run() 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run 2025-09-07T22:42:49,953 return self.run(options, args) 2025-09-07T22:42:49,953 ~~~~~~~~^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper 2025-09-07T22:42:49,953 return func(self, options, args) 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run 2025-09-07T22:42:49,953 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve 2025-09-07T22:42:49,953 result = self._result = resolver.resolve( 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~^ 2025-09-07T22:42:49,953 collected.requirements, max_rounds=limit_how_complex_resolution_can_be 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 ^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve 2025-09-07T22:42:49,953 state = resolution.resolve(requirements, max_rounds=max_rounds) 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve 2025-09-07T22:42:49,953 self._add_to_criteria(self.state.criteria, r, parent=None) 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria 2025-09-07T22:42:49,953 if not criterion.candidates: 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__ 2025-09-07T22:42:49,953 return bool(self._sequence) 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__ 2025-09-07T22:42:49,953 self._bool = any(self) 2025-09-07T22:42:49,953 ~~~^^^^^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in 2025-09-07T22:42:49,953 return (c for c in iterator if id(c) not in self._incompatible_ids) 2025-09-07T22:42:49,953 ^^^^^^^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built 2025-09-07T22:42:49,953 candidate = func() 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link 2025-09-07T22:42:49,953 base: Optional[BaseCandidate] = self._make_base_candidate_from_link( 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-07T22:42:49,953 link, template, name, version 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 ^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link 2025-09-07T22:42:49,953 self._link_candidate_cache[link] = LinkCandidate( 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~^ 2025-09-07T22:42:49,953 link, 2025-09-07T22:42:49,953 ^^^^^ 2025-09-07T22:42:49,953 ...<3 lines>... 2025-09-07T22:42:49,953 version=version, 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 ^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__ 2025-09-07T22:42:49,953 super().__init__( 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~^ 2025-09-07T22:42:49,953 link=link, 2025-09-07T22:42:49,953 ^^^^^^^^^^ 2025-09-07T22:42:49,953 ...<4 lines>... 2025-09-07T22:42:49,953 version=version, 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 ^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__ 2025-09-07T22:42:49,953 self.dist = self._prepare() 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare 2025-09-07T22:42:49,953 dist = self._prepare_distribution() 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution 2025-09-07T22:42:49,953 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement 2025-09-07T22:42:49,953 return self._prepare_linked_requirement(req, parallel_builds) 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement 2025-09-07T22:42:49,953 dist = _get_prepared_distribution( 2025-09-07T22:42:49,953 req, 2025-09-07T22:42:49,953 ...<3 lines>... 2025-09-07T22:42:49,953 self.check_build_deps, 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution 2025-09-07T22:42:49,953 abstract_dist.prepare_distribution_metadata( 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-07T22:42:49,953 finder, build_isolation, check_build_deps 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 ^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata 2025-09-07T22:42:49,953 self.req.prepare_metadata() 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~~~~~~~~~~^^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata 2025-09-07T22:42:49,953 self.metadata_directory = generate_metadata_legacy( 2025-09-07T22:42:49,953 ~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-07T22:42:49,953 build_env=self.build_env, 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ...<3 lines>... 2025-09-07T22:42:49,953 details=details, 2025-09-07T22:42:49,953 ^^^^^^^^^^^^^^^^ 2025-09-07T22:42:49,953 ) 2025-09-07T22:42:49,953 ^ 2025-09-07T22:42:49,953 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata 2025-09-07T22:42:49,953 raise MetadataGenerationFailed(package_details=details) from error 2025-09-07T22:42:49,953 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2025-09-07T22:42:49,972 Removed qstk==0.2.6 from https://files.pythonhosted.org/packages/1c/7d/63b182a8ab839a9b7467c5f251c2efddd87c458723688d44107bae981506/QSTK-0.2.6.tar.gz from build tracker '/tmp/pip-build-tracker-tg3b3ehl' 2025-09-07T22:42:49,973 Removed build tracker: '/tmp/pip-build-tracker-tg3b3ehl'