2021-07-12T09:45:21,916 Created temporary directory: /tmp/pip-ephem-wheel-cache-i0r3h5ib
2021-07-12T09:45:21,919 Created temporary directory: /tmp/pip-req-tracker-nznus9ie
2021-07-12T09:45:21,919 Initialized build tracking at /tmp/pip-req-tracker-nznus9ie
2021-07-12T09:45:21,920 Created build tracker: /tmp/pip-req-tracker-nznus9ie
2021-07-12T09:45:21,920 Entered build tracker: /tmp/pip-req-tracker-nznus9ie
2021-07-12T09:45:21,920 Created temporary directory: /tmp/pip-wheel-n51rysg8
2021-07-12T09:45:21,950 1 location(s) to search for versions of pysingular:
2021-07-12T09:45:21,950 * https://pypi.org/simple/pysingular/
2021-07-12T09:45:21,950 Fetching project page and analyzing links: https://pypi.org/simple/pysingular/
2021-07-12T09:45:21,951 Getting page https://pypi.org/simple/pysingular/
2021-07-12T09:45:21,952 Found index url https://pypi.org/simple
2021-07-12T09:45:22,043   Found link https://files.pythonhosted.org/packages/c9/cf/6707fc528d813bb3ecaf8803ad643e91c475b113973b43c15819fa3e9246/PySingular-0.9.1.tar.gz#sha256=788d345111907c353e5420ea6a6989f4327839e9a456faf1f13ccf147ec69fe1 (from https://pypi.org/simple/pysingular/), version: 0.9.1
2021-07-12T09:45:22,043   Found link https://files.pythonhosted.org/packages/0a/89/58dca355be331d36b069af1aa6ffd6587c9d9a6e6267f9d2aa3548a9ce1f/PySingular-0.9.2.tar.gz#sha256=f328adc918aaef23b340e26d4ff6d6a822e907dab7d6cd7596dd7feac6a74c77 (from https://pypi.org/simple/pysingular/), version: 0.9.2
2021-07-12T09:45:22,044   Found link https://files.pythonhosted.org/packages/2e/59/c0ad46809e0fa833422c9474eaaedbcaf4e709eeca4e3b89aa15212370d9/PySingular-0.9.3.tar.gz#sha256=11bd70bc417093737aad4cb34564e179b2baba212e3dbed0d3f327fd8770b02b (from https://pypi.org/simple/pysingular/), version: 0.9.3
2021-07-12T09:45:22,044   Found link https://files.pythonhosted.org/packages/3c/c5/d0ceedf769459731ff6e6653a3debf60e7401a8e511792f8a633e5372a5c/PySingular-0.9.4.tar.gz#sha256=5673da708baa8afe966f9c893f52646f6da8bd1c7b50fd96e906315a1d80a3b0 (from https://pypi.org/simple/pysingular/), version: 0.9.4
2021-07-12T09:45:22,044   Found link https://files.pythonhosted.org/packages/b8/37/917558b790ea224785b27c9e100c1655d3c24f69f25da14df37ca02fa713/PySingular-0.9.5.tar.gz#sha256=2839af3f2f1adcaf982e98547831e5ac42ab43d5fed02b552106c4b69af1544d (from https://pypi.org/simple/pysingular/), version: 0.9.5
2021-07-12T09:45:22,044   Found link https://files.pythonhosted.org/packages/60/4a/789cf9df66a5bf980d64edb29689d81ee3b8194afb0b649c9bbe66424e50/PySingular-0.9.6.tar.gz#sha256=9fdadc4bde644dfc1c79d14fd2c532b58e341bf460f658817523771214d5e7c3 (from https://pypi.org/simple/pysingular/), version: 0.9.6
2021-07-12T09:45:22,045   Found link https://files.pythonhosted.org/packages/5b/6a/f2d0b7cb581a6a0795d421a393ef63fdc773516ce69de200ceaf052d6a63/PySingular-0.9.7.tar.gz#sha256=ca03d1d7538fc61f4350acff42708c6c443e0232712a2dc42ce72140831ef60c (from https://pypi.org/simple/pysingular/), version: 0.9.7
2021-07-12T09:45:22,045 Skipping link: not a file: https://pypi.org/simple/pysingular/
2021-07-12T09:45:22,064 Given no hashes to check 1 links for project 'pysingular': discarding no candidates
2021-07-12T09:45:22,082 Collecting pysingular==0.9.4
2021-07-12T09:45:22,084   Created temporary directory: /tmp/pip-unpack-2vr1tice
2021-07-12T09:45:22,123   Downloading PySingular-0.9.4.tar.gz (10 kB)
2021-07-12T09:45:22,145   Added pysingular==0.9.4 from https://files.pythonhosted.org/packages/3c/c5/d0ceedf769459731ff6e6653a3debf60e7401a8e511792f8a633e5372a5c/PySingular-0.9.4.tar.gz#sha256=5673da708baa8afe966f9c893f52646f6da8bd1c7b50fd96e906315a1d80a3b0 to build tracker '/tmp/pip-req-tracker-nznus9ie'
2021-07-12T09:45:22,146     Running setup.py (path:/tmp/pip-wheel-n51rysg8/pysingular_09dc48d07ad44af4bfdd2b07b650291f/setup.py) egg_info for package pysingular
2021-07-12T09:45:22,147     Created temporary directory: /tmp/pip-pip-egg-info-qx3grkk0
2021-07-12T09:45:22,147     Running command python setup.py egg_info
2021-07-12T09:45:23,083     Package singular was not found in the pkg-config search path.
2021-07-12T09:45:23,083     Perhaps you should add the directory containing `singular.pc'
2021-07-12T09:45:23,083     to the PKG_CONFIG_PATH environment variable
2021-07-12T09:45:23,084     No package 'singular' found
2021-07-12T09:45:23,084     Traceback (most recent call last):
2021-07-12T09:45:23,084       File "/tmp/pip-wheel-n51rysg8/pysingular_09dc48d07ad44af4bfdd2b07b650291f/setup.py", line 15, in <module>
2021-07-12T09:45:23,084         singular_library_dir = subprocess.check_output( [ "libsingular-config", "--prefix" ] )
2021-07-12T09:45:23,084       File "/usr/lib/python3.9/subprocess.py", line 424, in check_output
2021-07-12T09:45:23,085         return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
2021-07-12T09:45:23,085       File "/usr/lib/python3.9/subprocess.py", line 505, in run
2021-07-12T09:45:23,086         with Popen(*popenargs, **kwargs) as process:
2021-07-12T09:45:23,086       File "/usr/lib/python3.9/subprocess.py", line 951, in __init__
2021-07-12T09:45:23,087         self._execute_child(args, executable, preexec_fn, close_fds,
2021-07-12T09:45:23,087       File "/usr/lib/python3.9/subprocess.py", line 1823, in _execute_child
2021-07-12T09:45:23,089         raise child_exception_type(errno_num, err_msg, err_filename)
2021-07-12T09:45:23,089     FileNotFoundError: [Errno 2] No such file or directory: 'libsingular-config'

2021-07-12T09:45:23,089     During handling of the above exception, another exception occurred:

2021-07-12T09:45:23,089     Traceback (most recent call last):
2021-07-12T09:45:23,090       File "<string>", line 1, in <module>
2021-07-12T09:45:23,090       File "/tmp/pip-wheel-n51rysg8/pysingular_09dc48d07ad44af4bfdd2b07b650291f/setup.py", line 23, in <module>
2021-07-12T09:45:23,090         singular_cflags_output = subprocess.check_output( [ "pkg-config", "--cflags", "singular" ] ).strip().decode( 'utf-8' )
2021-07-12T09:45:23,090       File "/usr/lib/python3.9/subprocess.py", line 424, in check_output
2021-07-12T09:45:23,090         return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
2021-07-12T09:45:23,091       File "/usr/lib/python3.9/subprocess.py", line 528, in run
2021-07-12T09:45:23,091         raise CalledProcessError(retcode, process.args,
2021-07-12T09:45:23,091     subprocess.CalledProcessError: Command '['pkg-config', '--cflags', 'singular']' returned non-zero exit status 1.
2021-07-12T09:45:23,149 WARNING: Discarding https://files.pythonhosted.org/packages/3c/c5/d0ceedf769459731ff6e6653a3debf60e7401a8e511792f8a633e5372a5c/PySingular-0.9.4.tar.gz#sha256=5673da708baa8afe966f9c893f52646f6da8bd1c7b50fd96e906315a1d80a3b0 (from https://pypi.org/simple/pysingular/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2021-07-12T09:45:23,150 ERROR: Could not find a version that satisfies the requirement pysingular==0.9.4 (from versions: 0.9.1, 0.9.2, 0.9.3, 0.9.4, 0.9.5, 0.9.6, 0.9.7)
2021-07-12T09:45:23,151 ERROR: No matching distribution found for pysingular==0.9.4
2021-07-12T09:45:23,151 Exception information:
2021-07-12T09:45:23,151 Traceback (most recent call last):
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-12T09:45:23,151     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-12T09:45:23,151     raise RequirementsConflicted(criterion)
2021-07-12T09:45:23,151 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('pysingular==0.9.4')
2021-07-12T09:45:23,151 
2021-07-12T09:45:23,151 During handling of the above exception, another exception occurred:
2021-07-12T09:45:23,151 
2021-07-12T09:45:23,151 Traceback (most recent call last):
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-12T09:45:23,151     result = self._result = resolver.resolve(
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-12T09:45:23,151     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-12T09:45:23,151     raise ResolutionImpossible(e.criterion.information)
2021-07-12T09:45:23,151 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('pysingular==0.9.4'), parent=None)]
2021-07-12T09:45:23,151 
2021-07-12T09:45:23,151 The above exception was the direct cause of the following exception:
2021-07-12T09:45:23,151 
2021-07-12T09:45:23,151 Traceback (most recent call last):
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-12T09:45:23,151     status = self.run(options, args)
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-12T09:45:23,151     return func(self, options, args)
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-12T09:45:23,151     requirement_set = resolver.resolve(
2021-07-12T09:45:23,151   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-12T09:45:23,151     raise error from e
2021-07-12T09:45:23,151 pip._internal.exceptions.DistributionNotFound: No matching distribution found for pysingular==0.9.4
2021-07-12T09:45:23,156 Removed pysingular==0.9.4 from https://files.pythonhosted.org/packages/3c/c5/d0ceedf769459731ff6e6653a3debf60e7401a8e511792f8a633e5372a5c/PySingular-0.9.4.tar.gz#sha256=5673da708baa8afe966f9c893f52646f6da8bd1c7b50fd96e906315a1d80a3b0 from build tracker '/tmp/pip-req-tracker-nznus9ie'
2021-07-12T09:45:23,156 Removed build tracker: '/tmp/pip-req-tracker-nznus9ie'