2020-09-07T23:40:21,492 Created temporary directory: /tmp/pip-ephem-wheel-cache-7i2ubqwo
2020-09-07T23:40:21,494 Created temporary directory: /tmp/pip-req-tracker-3s8rx8s1
2020-09-07T23:40:21,494 Initialized build tracking at /tmp/pip-req-tracker-3s8rx8s1
2020-09-07T23:40:21,495 Created build tracker: /tmp/pip-req-tracker-3s8rx8s1
2020-09-07T23:40:21,495 Entered build tracker: /tmp/pip-req-tracker-3s8rx8s1
2020-09-07T23:40:21,495 Created temporary directory: /tmp/pip-wheel-7dqtqhdr
2020-09-07T23:40:21,503 1 location(s) to search for versions of webp:
2020-09-07T23:40:21,503 * https://pypi.org/simple/webp/
2020-09-07T23:40:21,504 Fetching project page and analyzing links: https://pypi.org/simple/webp/
2020-09-07T23:40:21,504 Getting page https://pypi.org/simple/webp/
2020-09-07T23:40:21,506 Found index url https://pypi.org/simple
2020-09-07T23:40:21,597   Found link https://files.pythonhosted.org/packages/e6/79/230182cc19db801924c9cdbda2a84992a00eeba403a1df0c78bef9d9258f/webp-0.1.0a4.tar.gz#sha256=9db076b1704fbfdf1f152b0360d39f7cb85b2b381aa75313ec7918f1e60cc908 (from https://pypi.org/simple/webp/), version: 0.1.0a4
2020-09-07T23:40:21,597   Found link https://files.pythonhosted.org/packages/35/96/aa9ed4f28415ebc19ed4ce28d0f8ef1fa8e8d8c09417949848893ae0ee16/webp-0.1.0a5.tar.gz#sha256=368fac3946eb6f20260a6110d701550e2f5607efbe4e0866f016561e02649c82 (from https://pypi.org/simple/webp/), version: 0.1.0a5
2020-09-07T23:40:21,597   Found link https://files.pythonhosted.org/packages/69/4c/47cc15fa2eccbd01ed226c1e0a254b8f7c07d5f8f9d43bada193aab68e96/webp-0.1.0a6.tar.gz#sha256=844af8c667ef6bc54aa73e20a5520146721076030abc00969de49a3497a96f2f (from https://pypi.org/simple/webp/), version: 0.1.0a6
2020-09-07T23:40:21,598   Found link https://files.pythonhosted.org/packages/bc/37/f269d27987fc049902d5505a0f404707aea003c1ce55f6fb3a476f29cd8d/webp-0.1.0a7.tar.gz#sha256=87180f46d1911c969ab4401bbce7304948306646b39e7cec8bf3aa6759a7be94 (from https://pypi.org/simple/webp/), version: 0.1.0a7
2020-09-07T23:40:21,598   Found link https://files.pythonhosted.org/packages/ab/45/24634c92c9e8b5788607320288de5f673d37aa8e224f2d178244a104f734/webp-0.1.0a9.tar.gz#sha256=c4564a6802423748b10078aa494b2250f24f122c7af739060312732659b42f36 (from https://pypi.org/simple/webp/), version: 0.1.0a9
2020-09-07T23:40:21,598   Found link https://files.pythonhosted.org/packages/a4/b8/cd3c1b43f7afc09b15492a9690a755e030950e8ce9a887c8677bfdd14bd8/webp-0.1.0a10.tar.gz#sha256=5de9e38736039ff33a1afa330d8cdde3fa949fe22cfcd0e242e084264949aa06 (from https://pypi.org/simple/webp/), version: 0.1.0a10
2020-09-07T23:40:21,599   Found link https://files.pythonhosted.org/packages/8c/43/f0dbe7c7d700970747effd4762522b653012d0330f113fdb3618a56ebdc1/webp-0.1.0a11.tar.gz#sha256=3fe78a496ab26b54621507d1d9ea70b0008f47335dc1ba5885065bdaaa35d537 (from https://pypi.org/simple/webp/), version: 0.1.0a11
2020-09-07T23:40:21,599   Found link https://files.pythonhosted.org/packages/9d/b7/cba98b54852315af5cf5b4203b6da2e05931e3afeada4b75a7ff2703161d/webp-0.1.0a12.tar.gz#sha256=8958d76d6b8e4abda987cb08cc9fe06807a2e68eecd17e9c90ff921cac37dbbc (from https://pypi.org/simple/webp/), version: 0.1.0a12
2020-09-07T23:40:21,599   Found link https://files.pythonhosted.org/packages/6e/55/0072f94045bd2bb7215fb91b22b731b78a9e11bc9f8614ec25837555406c/webp-0.1.0a13.tar.gz#sha256=dfb4d54fc4aad9ce2d85f67b37a54a6adcd86ab6ded13caaad72050f0c846c3a (from https://pypi.org/simple/webp/), version: 0.1.0a13
2020-09-07T23:40:21,600   Found link https://files.pythonhosted.org/packages/c8/42/84409f89cc5ddf98e9a3872f14c72488578bc1067cdc76c5f0f48537c170/webp-0.1.0a14.tar.gz#sha256=d8d486b7c3fa9972308b6a369fe4694a2665dab5b5427935b520654bf62d5677 (from https://pypi.org/simple/webp/), version: 0.1.0a14
2020-09-07T23:40:21,600   Found link https://files.pythonhosted.org/packages/34/d7/dd81a082fde35710e971af4cff7d30bca089979709a9fe971c87ffce7568/webp-0.1.0a15.tar.gz#sha256=055a3fefdbb10c3f6da2a3512225517283f1b61b98de82c1adf244d1e133a49a (from https://pypi.org/simple/webp/), version: 0.1.0a15
2020-09-07T23:40:21,600   Found link https://files.pythonhosted.org/packages/77/4a/06514e64d6b5b24d9c95c83c063069ba3e5251afb8ee68203c483fdeeb57/webp-0.1.0a16.tar.gz#sha256=29c84f846567b49b16290be2ba0d82d4d2e7cdfa51d670d53174e6c6668b98a2 (from https://pypi.org/simple/webp/), version: 0.1.0a16
2020-09-07T23:40:21,600   Found link https://files.pythonhosted.org/packages/62/df/1efb36189ee596f6d3773c8c1b051ada90d244a601b0e4de00181e8fa6f9/webp-0.1.0.tar.gz#sha256=9f15bf22999789b05f12dd02e0970d44adf506e086ea9558e6c5abc4c5585126 (from https://pypi.org/simple/webp/), version: 0.1.0
2020-09-07T23:40:21,605 Given no hashes to check 1 links for project 'webp': discarding no candidates
2020-09-07T23:40:21,606 Using version 0.1.0 (newest of versions: 0.1.0)
2020-09-07T23:40:21,609 Collecting webp==0.1.0
2020-09-07T23:40:21,611   Created temporary directory: /tmp/pip-unpack-v0lsv813
2020-09-07T23:40:21,649   Downloading webp-0.1.0.tar.gz (10 kB)
2020-09-07T23:40:21,696   Added webp==0.1.0 from https://files.pythonhosted.org/packages/62/df/1efb36189ee596f6d3773c8c1b051ada90d244a601b0e4de00181e8fa6f9/webp-0.1.0.tar.gz#sha256=9f15bf22999789b05f12dd02e0970d44adf506e086ea9558e6c5abc4c5585126 to build tracker '/tmp/pip-req-tracker-3s8rx8s1'
2020-09-07T23:40:21,697     Running setup.py (path:/tmp/pip-wheel-7dqtqhdr/webp/setup.py) egg_info for package webp
2020-09-07T23:40:21,698     Created temporary directory: /tmp/pip-pip-egg-info-_b18a7xa
2020-09-07T23:40:21,698     Running command python setup.py egg_info
2020-09-07T23:40:51,575     Configuration:
2020-09-07T23:40:51,576     [settings]
2020-09-07T23:40:51,576     arch=armv7
2020-09-07T23:40:51,576     arch_build=armv7
2020-09-07T23:40:51,577     build_type=Release
2020-09-07T23:40:51,577     os=Linux
2020-09-07T23:40:51,577     os_build=Linux
2020-09-07T23:40:51,577     [options]
2020-09-07T23:40:51,578     [build_requires]
2020-09-07T23:40:51,578     [env]

2020-09-07T23:40:51,582     libwebp/1.0.3@bincrafters/stable: Not found in local cache, looking in remotes...
2020-09-07T23:40:51,582     libwebp/1.0.3@bincrafters/stable: Trying with 'conan-center'...
2020-09-07T23:40:53,151     Downloading conanmanifest.txt
2020-09-07T23:40:54,655     Downloading conanfile.py
2020-09-07T23:40:54,886     Downloading conan_export.tgz
2020-09-07T23:40:55,124     libwebp/1.0.3@bincrafters/stable: Downloaded recipe revision 0
2020-09-07T23:40:55,167     Traceback (most recent call last):
2020-09-07T23:40:55,167       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_builder.py", line 324, in _config_node
2020-09-07T23:40:55,168         run_configure_method(conanfile, down_options, down_ref, ref)
2020-09-07T23:40:55,168       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/conanfile/configure.py", line 32, in run_configure_method
2020-09-07T23:40:55,168         conanfile.settings.validate()  # All has to be ok!
2020-09-07T23:40:55,169       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/model/settings.py", line 244, in validate
2020-09-07T23:40:55,169         child.validate()
2020-09-07T23:40:55,169       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/model/settings.py", line 189, in validate
2020-09-07T23:40:55,169         raise undefined_value(self._name)
2020-09-07T23:40:55,170     conans.errors.ConanException: 'settings.compiler' value not defined

2020-09-07T23:40:55,171     During handling of the above exception, another exception occurred:

2020-09-07T23:40:55,171     Traceback (most recent call last):
2020-09-07T23:40:55,172       File "<string>", line 1, in <module>
2020-09-07T23:40:55,172       File "/tmp/pip-wheel-7dqtqhdr/webp/setup.py", line 24, in <module>
2020-09-07T23:40:55,173         'License :: OSI Approved :: MIT License',
2020-09-07T23:40:55,173       File "/usr/local/lib/python3.7/dist-packages/setuptools/__init__.py", line 163, in setup
2020-09-07T23:40:55,174         return distutils.core.setup(**attrs)
2020-09-07T23:40:55,174       File "/usr/lib/python3.7/distutils/core.py", line 108, in setup
2020-09-07T23:40:55,175         _setup_distribution = dist = klass(attrs)
2020-09-07T23:40:55,175       File "/usr/local/lib/python3.7/dist-packages/setuptools/dist.py", line 430, in __init__
2020-09-07T23:40:55,176         k: v for k, v in attrs.items()
2020-09-07T23:40:55,176       File "/usr/lib/python3.7/distutils/dist.py", line 292, in __init__
2020-09-07T23:40:55,177         self.finalize_options()
2020-09-07T23:40:55,177       File "/usr/local/lib/python3.7/dist-packages/setuptools/dist.py", line 721, in finalize_options
2020-09-07T23:40:55,178         ep(self)
2020-09-07T23:40:55,178       File "/usr/local/lib/python3.7/dist-packages/setuptools/dist.py", line 728, in _finalize_setup_keywords
2020-09-07T23:40:55,179         ep.load()(self, ep.name, value)
2020-09-07T23:40:55,179       File "/usr/lib/python3/dist-packages/cffi/setuptools_ext.py", line 217, in cffi_modules
2020-09-07T23:40:55,180         add_cffi_module(dist, cffi_module)
2020-09-07T23:40:55,180       File "/usr/lib/python3/dist-packages/cffi/setuptools_ext.py", line 49, in add_cffi_module
2020-09-07T23:40:55,180         execfile(build_file_name, mod_vars)
2020-09-07T23:40:55,181       File "/usr/lib/python3/dist-packages/cffi/setuptools_ext.py", line 25, in execfile
2020-09-07T23:40:55,181         exec(code, glob, glob)
2020-09-07T23:40:55,182       File "webp_build/builder.py", line 14, in <module>
2020-09-07T23:40:55,182         conan.install(path=getcwd(), cwd=tmp_dir)
2020-09-07T23:40:55,183       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/conan_api.py", line 94, in wrapper
2020-09-07T23:40:55,183         return f(api, *args, **kwargs)
2020-09-07T23:40:55,183       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/conan_api.py", line 598, in install
2020-09-07T23:40:55,184         recorder=recorder)
2020-09-07T23:40:55,184       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/manager.py", line 56, in deps_install
2020-09-07T23:40:55,185         False, update, remotes, recorder)
2020-09-07T23:40:55,185       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_manager.py", line 116, in load_graph
2020-09-07T23:40:55,185         apply_build_requires=apply_build_requires)
2020-09-07T23:40:55,186       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_manager.py", line 244, in _resolve_graph
2020-09-07T23:40:55,186         graph_lock=graph_lock)
2020-09-07T23:40:55,186       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_manager.py", line 354, in _load_graph
2020-09-07T23:40:55,187         profile_build, graph_lock)
2020-09-07T23:40:55,187       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_builder.py", line 67, in load_graph
2020-09-07T23:40:55,187         update, remotes, profile_host, profile_build, graph_lock)
2020-09-07T23:40:55,188       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_builder.py", line 130, in _expand_node
2020-09-07T23:40:55,188         context_switch=False)
2020-09-07T23:40:55,188       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_builder.py", line 234, in _expand_require
2020-09-07T23:40:55,189         update, remotes, profile_host, profile_build, graph_lock)
2020-09-07T23:40:55,189       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_builder.py", line 122, in _expand_node
2020-09-07T23:40:55,190         down_reqs, graph_lock, update, remotes)
2020-09-07T23:40:55,190       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_builder.py", line 155, in _get_node_requirements
2020-09-07T23:40:55,190         new_options = self._config_node(node, down_ref, down_options)
2020-09-07T23:40:55,191       File "/tmp/pip-wheel-7dqtqhdr/webp/.eggs/conan-1.29.0-py3.7.egg/conans/client/graph/graph_builder.py", line 348, in _config_node
2020-09-07T23:40:55,191         raise ConanException("%s: %s" % (ref or "Conanfile", str(e)))
2020-09-07T23:40:55,192     conans.errors.ConanException: libwebp/1.0.3@bincrafters/stable: 'settings.compiler' value not defined
2020-09-07T23:40:55,310 ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2020-09-07T23:40:55,311 Exception information:
2020-09-07T23:40:55,311 Traceback (most recent call last):
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 216, in _main
2020-09-07T23:40:55,311     status = self.run(options, args)
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 182, in wrapper
2020-09-07T23:40:55,311     return func(self, options, args)
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 156, in run
2020-09-07T23:40:55,311     reqs, check_supported_wheels=True
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 183, in resolve
2020-09-07T23:40:55,311     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 388, in _resolve_one
2020-09-07T23:40:55,311     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 340, in _get_abstract_dist_for
2020-09-07T23:40:55,311     abstract_dist = self.preparer.prepare_linked_requirement(req)
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 483, in prepare_linked_requirement
2020-09-07T23:40:55,311     req, self.req_tracker, self.finder, self.build_isolation,
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 91, in _get_prepared_distribution
2020-09-07T23:40:55,311     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/distributions/sdist.py", line 40, in prepare_distribution_metadata
2020-09-07T23:40:55,311     self.req.prepare_metadata()
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 554, in prepare_metadata
2020-09-07T23:40:55,311     self.metadata_directory = self._generate_metadata()
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 534, in _generate_metadata
2020-09-07T23:40:55,311     details=self.name or "from {}".format(self.link)
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 73, in generate_metadata
2020-09-07T23:40:55,311     command_desc='python setup.py egg_info',
2020-09-07T23:40:55,311   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/subprocess.py", line 242, in call_subprocess
2020-09-07T23:40:55,311     raise InstallationError(exc_msg)
2020-09-07T23:40:55,311 pip._internal.exceptions.InstallationError: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2020-09-07T23:40:55,321 Removed webp==0.1.0 from https://files.pythonhosted.org/packages/62/df/1efb36189ee596f6d3773c8c1b051ada90d244a601b0e4de00181e8fa6f9/webp-0.1.0.tar.gz#sha256=9f15bf22999789b05f12dd02e0970d44adf506e086ea9558e6c5abc4c5585126 from build tracker '/tmp/pip-req-tracker-3s8rx8s1'
2020-09-07T23:40:55,321 Removed build tracker: '/tmp/pip-req-tracker-3s8rx8s1'