2021-07-28T13:34:18,080 Created temporary directory: /tmp/pip-ephem-wheel-cache-955oovok
2021-07-28T13:34:18,083 Created temporary directory: /tmp/pip-req-tracker-dv_szu2i
2021-07-28T13:34:18,083 Initialized build tracking at /tmp/pip-req-tracker-dv_szu2i
2021-07-28T13:34:18,083 Created build tracker: /tmp/pip-req-tracker-dv_szu2i
2021-07-28T13:34:18,083 Entered build tracker: /tmp/pip-req-tracker-dv_szu2i
2021-07-28T13:34:18,084 Created temporary directory: /tmp/pip-wheel-oone7780
2021-07-28T13:34:18,115 WARNING: The index url "/" seems invalid, please provide a scheme.
2021-07-28T13:34:18,116 WARNING: The index url "t" seems invalid, please provide a scheme.
2021-07-28T13:34:18,116 WARNING: The index url "m" seems invalid, please provide a scheme.
2021-07-28T13:34:18,116 WARNING: The index url "p" seems invalid, please provide a scheme.
2021-07-28T13:34:18,117 Looking in indexes: https://pypi.org/simple, /, t, m, p
2021-07-28T13:34:18,119 WARNING: Location '/open-spiel/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T13:34:18,120 WARNING: Location 't/open-spiel/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T13:34:18,120 WARNING: Location 'm/open-spiel/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T13:34:18,120 WARNING: Location 'p/open-spiel/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T13:34:18,121 1 location(s) to search for versions of open-spiel:
2021-07-28T13:34:18,121 * https://pypi.org/simple/open-spiel/
2021-07-28T13:34:18,121 Fetching project page and analyzing links: https://pypi.org/simple/open-spiel/
2021-07-28T13:34:18,121 Getting page https://pypi.org/simple/open-spiel/
2021-07-28T13:34:18,123 Found index url https://pypi.org/simple
2021-07-28T13:34:18,216   Found link https://files.pythonhosted.org/packages/24/91/3980fbc561cc016723d187571bbaff77b3391677005f2364e84741bc86f6/open_spiel-0.2.0rc1.tar.gz#sha256=a41c0d5f605b84e0163ac4e17e15f1c483bf6a933d8633bbe3f57e33c9091b48 (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.2.0rc1
2021-07-28T13:34:18,216   Found link https://files.pythonhosted.org/packages/f6/c1/dfdb902e1f23d1d3ea158a5ba43f0ef3e1212c7946d01c082abf087fb249/open_spiel-0.2.0rc2.tar.gz#sha256=ac6096cd3c32702086b7737cf3dd1aa8b42176966fed4608e5c18cc998f7d409 (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.2.0rc2
2021-07-28T13:34:18,217   Found link https://files.pythonhosted.org/packages/9d/ef/9d7ee398406c9ef2809e06af05983be99d243a4dd92db1ba9494944cafa8/open_spiel-0.2.0rc3.tar.gz#sha256=3961108c2726445674b5bc459b5f3fa8531ba1605ffbc2b5a0c23caefd87fc6f (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.2.0rc3
2021-07-28T13:34:18,217   Found link https://files.pythonhosted.org/packages/3b/60/6109bf86a16d6925f26339c390d9483c69ddda5e4c0d9cf5d2c5892ed42c/open_spiel-0.2.0rc4.tar.gz#sha256=b0fbb9758f659b639ebe80553621d6b9c51374255b9a29db2f8aeeb86f0db7d5 (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.2.0rc4
2021-07-28T13:34:18,218   Found link https://files.pythonhosted.org/packages/87/87/1549f3e78a064642d7dd87af08e9c3f52c5a6be10029bc1661a8b28a8faf/open_spiel-0.2.0.tar.gz#sha256=006fa6d7c18e26fb31640983ef077618a5baa06aa0b4846841d3739747decbf3 (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.2.0
2021-07-28T13:34:18,219   Found link https://files.pythonhosted.org/packages/97/69/75ca28378495317bcc0bf5936e92a2db12e64ed7ebf33fad37e583f13725/open_spiel-0.3.0.tar.gz#sha256=15267889f238e9e0dbd2943b4b47560128f99887fe05b98fd95f480c1b4b80a9 (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.3.0
2021-07-28T13:34:18,219   Found link https://files.pythonhosted.org/packages/32/23/fba26b694e7f7156573aa96735770658eade89e7384c41c67c0a92f07110/open_spiel-0.3.1rc1.tar.gz#sha256=f26fe372b30b67cdbd950af50dc5e32324502fb3b5ef19ab43aa2de2cc7b7f12 (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.3.1rc1
2021-07-28T13:34:18,220   Found link https://files.pythonhosted.org/packages/71/04/d93c7182cccc275f3b92211f40426752e5e82e7099ad9e6d534c4ada8693/open_spiel-0.3.1.tar.gz#sha256=12e4ea8783b1fe362f3ba811b39192ee4d34d9c7c331ba1c4a41a47686816788 (from https://pypi.org/simple/open-spiel/) (requires-python:>=3), version: 0.3.1
2021-07-28T13:34:18,220 Skipping link: not a file: https://pypi.org/simple/open-spiel/
2021-07-28T13:34:18,237 Given no hashes to check 1 links for project 'open-spiel': discarding no candidates
2021-07-28T13:34:18,253 Collecting open-spiel==0.2.0rc2
2021-07-28T13:34:18,255   Created temporary directory: /tmp/pip-unpack-m7k9_uk_
2021-07-28T13:34:19,020   Downloading open_spiel-0.2.0rc2.tar.gz (2.5 MB)
2021-07-28T13:34:23,536   Added open-spiel==0.2.0rc2 from https://files.pythonhosted.org/packages/f6/c1/dfdb902e1f23d1d3ea158a5ba43f0ef3e1212c7946d01c082abf087fb249/open_spiel-0.2.0rc2.tar.gz#sha256=ac6096cd3c32702086b7737cf3dd1aa8b42176966fed4608e5c18cc998f7d409 to build tracker '/tmp/pip-req-tracker-dv_szu2i'
2021-07-28T13:34:23,537     Running setup.py (path:/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py) egg_info for package open-spiel
2021-07-28T13:34:23,538     Created temporary directory: /tmp/pip-pip-egg-info-ejzmm9e0
2021-07-28T13:34:23,538     Running command python setup.py egg_info
2021-07-28T13:34:24,571     running egg_info
2021-07-28T13:34:24,575     creating /tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info
2021-07-28T13:34:24,576     writing /tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info/PKG-INFO
2021-07-28T13:34:24,582     writing dependency_links to /tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info/dependency_links.txt
2021-07-28T13:34:24,585     writing requirements to /tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info/requires.txt
2021-07-28T13:34:24,586     writing top-level names to /tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info/top_level.txt
2021-07-28T13:34:24,587     writing manifest file '/tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info/SOURCES.txt'
2021-07-28T13:34:24,595     reading manifest file '/tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info/SOURCES.txt'
2021-07-28T13:34:24,596     reading manifest template 'MANIFEST.in'
2021-07-28T13:34:27,976     warning: no files found matching '*.hpp' under directory 'open_spiel'
2021-07-28T13:34:28,825     writing manifest file '/tmp/pip-pip-egg-info-ejzmm9e0/open_spiel.egg-info/SOURCES.txt'
2021-07-28T13:34:28,895   Source in /tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997 has version 0.2.0rc2, which satisfies requirement open-spiel==0.2.0rc2 from https://files.pythonhosted.org/packages/f6/c1/dfdb902e1f23d1d3ea158a5ba43f0ef3e1212c7946d01c082abf087fb249/open_spiel-0.2.0rc2.tar.gz#sha256=ac6096cd3c32702086b7737cf3dd1aa8b42176966fed4608e5c18cc998f7d409
2021-07-28T13:34:28,896   Removed open-spiel==0.2.0rc2 from https://files.pythonhosted.org/packages/f6/c1/dfdb902e1f23d1d3ea158a5ba43f0ef3e1212c7946d01c082abf087fb249/open_spiel-0.2.0rc2.tar.gz#sha256=ac6096cd3c32702086b7737cf3dd1aa8b42176966fed4608e5c18cc998f7d409 from build tracker '/tmp/pip-req-tracker-dv_szu2i'
2021-07-28T13:34:28,902 Created temporary directory: /tmp/pip-unpack-vx2pq4tv
2021-07-28T13:34:28,902 Building wheels for collected packages: open-spiel
2021-07-28T13:34:28,906   Created temporary directory: /tmp/pip-wheel-z_qtmmpb
2021-07-28T13:34:28,907   Building wheel for open-spiel (setup.py): started
2021-07-28T13:34:28,907   Destination directory: /tmp/pip-wheel-z_qtmmpb
2021-07-28T13:34:28,907   Running command /usr/bin/python3 -u -c 'import io, os, sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py'"'"'; __file__='"'"'/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py'"'"';f = getattr(tokenize, '"'"'open'"'"', open)(__file__) if os.path.exists(__file__) else io.StringIO('"'"'from setuptools import setup; setup()'"'"');code = f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' bdist_wheel -d /tmp/pip-wheel-z_qtmmpb
2021-07-28T13:34:29,910   running bdist_wheel
2021-07-28T13:34:29,914   running build
2021-07-28T13:34:29,915   running build_ext
2021-07-28T13:34:29,964   cmake version 3.18.4

2021-07-28T13:34:29,964   CMake suite maintained and supported by Kitware (kitware.com/cmake).
2021-07-28T13:34:29,967   Found CMake
2021-07-28T13:34:29,973   Traceback (most recent call last):
2021-07-28T13:34:29,974     File "/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py", line 81, in _check_build_environment
2021-07-28T13:34:29,974       subprocess.check_call([cxx, "--version"])
2021-07-28T13:34:29,974     File "/usr/lib/python3.9/subprocess.py", line 368, in check_call
2021-07-28T13:34:29,975       retcode = call(*popenargs, **kwargs)
2021-07-28T13:34:29,975     File "/usr/lib/python3.9/subprocess.py", line 349, in call
2021-07-28T13:34:29,976       with Popen(*popenargs, **kwargs) as p:
2021-07-28T13:34:29,976     File "/usr/lib/python3.9/subprocess.py", line 951, in __init__
2021-07-28T13:34:29,977       self._execute_child(args, executable, preexec_fn, close_fds,
2021-07-28T13:34:29,977     File "/usr/lib/python3.9/subprocess.py", line 1823, in _execute_child
2021-07-28T13:34:29,978       raise child_exception_type(errno_num, err_msg, err_filename)
2021-07-28T13:34:29,978   FileNotFoundError: [Errno 2] No such file or directory: 'clang++'

2021-07-28T13:34:29,979   The above exception was the direct cause of the following exception:

2021-07-28T13:34:29,979   Traceback (most recent call last):
2021-07-28T13:34:29,979     File "<string>", line 1, in <module>
2021-07-28T13:34:29,979     File "/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py", line 157, in <module>
2021-07-28T13:34:29,979       setuptools.setup(
2021-07-28T13:34:29,979     File "/usr/local/lib/python3.9/dist-packages/setuptools/__init__.py", line 153, in setup
2021-07-28T13:34:29,980       return distutils.core.setup(**attrs)
2021-07-28T13:34:29,980     File "/usr/lib/python3.9/distutils/core.py", line 148, in setup
2021-07-28T13:34:29,980       dist.run_commands()
2021-07-28T13:34:29,980     File "/usr/lib/python3.9/distutils/dist.py", line 966, in run_commands
2021-07-28T13:34:29,981       self.run_command(cmd)
2021-07-28T13:34:29,981     File "/usr/lib/python3.9/distutils/dist.py", line 985, in run_command
2021-07-28T13:34:29,982       cmd_obj.run()
2021-07-28T13:34:29,982     File "/usr/lib/python3/dist-packages/wheel/bdist_wheel.py", line 223, in run
2021-07-28T13:34:29,998       self.run_command('build')
2021-07-28T13:34:29,998     File "/usr/lib/python3.9/distutils/cmd.py", line 313, in run_command
2021-07-28T13:34:29,998       self.distribution.run_command(command)
2021-07-28T13:34:29,999     File "/usr/lib/python3.9/distutils/dist.py", line 985, in run_command
2021-07-28T13:34:30,000       cmd_obj.run()
2021-07-28T13:34:30,000     File "/usr/lib/python3.9/distutils/command/build.py", line 135, in run
2021-07-28T13:34:30,000       self.run_command(cmd_name)
2021-07-28T13:34:30,001     File "/usr/lib/python3.9/distutils/cmd.py", line 313, in run_command
2021-07-28T13:34:30,001       self.distribution.run_command(command)
2021-07-28T13:34:30,002     File "/usr/lib/python3.9/distutils/dist.py", line 985, in run_command
2021-07-28T13:34:30,003       cmd_obj.run()
2021-07-28T13:34:30,003     File "/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py", line 62, in run
2021-07-28T13:34:30,003       self._check_build_environment()
2021-07-28T13:34:30,004     File "/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py", line 84, in _check_build_environment
2021-07-28T13:34:30,004       raise RuntimeError(
2021-07-28T13:34:30,004   RuntimeError: A C++ compiler that supports c++17 must be installed to build the following extensions: pyspiel. We recommend: Clang version >= 7.0.0.
2021-07-28T13:34:30,081   Building wheel for open-spiel (setup.py): finished with status 'error'
2021-07-28T13:34:30,081   ERROR: Failed building wheel for open-spiel
2021-07-28T13:34:30,082   Running setup.py clean for open-spiel
2021-07-28T13:34:30,082   Running command /usr/bin/python3 -u -c 'import io, os, sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py'"'"'; __file__='"'"'/tmp/pip-wheel-oone7780/open-spiel_493e4f71dbce4777bcc752132b738997/setup.py'"'"';f = getattr(tokenize, '"'"'open'"'"', open)(__file__) if os.path.exists(__file__) else io.StringIO('"'"'from setuptools import setup; setup()'"'"');code = f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' clean --all
2021-07-28T13:34:31,042   running clean
2021-07-28T13:34:31,044   'build/lib.linux-armv7l-3.9' does not exist -- can't clean it
2021-07-28T13:34:31,045   'build/bdist.linux-armv7l' does not exist -- can't clean it
2021-07-28T13:34:31,045   'build/scripts-3.9' does not exist -- can't clean it
2021-07-28T13:34:31,108 Failed to build open-spiel
2021-07-28T13:34:31,109 ERROR: Failed to build one or more wheels
2021-07-28T13:34:31,109 Exception information:
2021-07-28T13:34:31,109 Traceback (most recent call last):
2021-07-28T13:34:31,109   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-28T13:34:31,109     status = self.run(options, args)
2021-07-28T13:34:31,109   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-28T13:34:31,109     return func(self, options, args)
2021-07-28T13:34:31,109   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 174, in run
2021-07-28T13:34:31,109     raise CommandError(
2021-07-28T13:34:31,109 pip._internal.exceptions.CommandError: Failed to build one or more wheels
2021-07-28T13:34:31,112 Removed build tracker: '/tmp/pip-req-tracker-dv_szu2i'