2021-07-12T16:44:28,569 Created temporary directory: /tmp/pip-ephem-wheel-cache-r7ruq9ll 2021-07-12T16:44:28,572 Created temporary directory: /tmp/pip-req-tracker-lbe1gtsc 2021-07-12T16:44:28,573 Initialized build tracking at /tmp/pip-req-tracker-lbe1gtsc 2021-07-12T16:44:28,573 Created build tracker: /tmp/pip-req-tracker-lbe1gtsc 2021-07-12T16:44:28,573 Entered build tracker: /tmp/pip-req-tracker-lbe1gtsc 2021-07-12T16:44:28,574 Created temporary directory: /tmp/pip-wheel-shkt2rsl 2021-07-12T16:44:28,604 1 location(s) to search for versions of ipywidgets-server: 2021-07-12T16:44:28,604 * https://pypi.org/simple/ipywidgets-server/ 2021-07-12T16:44:28,605 Fetching project page and analyzing links: https://pypi.org/simple/ipywidgets-server/ 2021-07-12T16:44:28,605 Getting page https://pypi.org/simple/ipywidgets-server/ 2021-07-12T16:44:28,607 Found index url https://pypi.org/simple 2021-07-12T16:44:28,790 Found link https://files.pythonhosted.org/packages/51/01/7d5bb3419725c31f26e0bddaa8de3211fd2848203b2b61a09eda3e18f3c0/ipywidgets_server-0.1.0rc0.tar.gz#sha256=d68aaa1eb5e76662916be48f936a583ed14eaf4bdd5dac8f083288055b80eab4 (from https://pypi.org/simple/ipywidgets-server/), version: 0.1.0rc0 2021-07-12T16:44:28,791 Found link https://files.pythonhosted.org/packages/0a/f9/6c2ca06a9cea441b7e709693c9d9b5b2ab6f90ccf82b8d0c7a442b1004f4/ipywidgets_server-0.1.0rc1.tar.gz#sha256=09edee6eb505b0825895aff83136262a3a381d998a9a276f1efb478a728cb8b3 (from https://pypi.org/simple/ipywidgets-server/), version: 0.1.0rc1 2021-07-12T16:44:28,791 Found link https://files.pythonhosted.org/packages/6a/e0/42de60ae598868103413b722f11595f865307f0309954b5fccc146c1b018/ipywidgets_server-0.1.0rc2.tar.gz#sha256=afb8ba465dcc0ddb3760d702841de75b4b859879b876ae829d9f92b22675dd80 (from https://pypi.org/simple/ipywidgets-server/), version: 0.1.0rc2 2021-07-12T16:44:28,792 Found link 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https://files.pythonhosted.org/packages/b3/1e/f902d9abefa7699aa3f5c3ab2681b99d4adc93c9710f01ba5a40f192fb5d/ipywidgets_server-0.1.4.tar.gz#sha256=636a7ffa7a7a29fa4e4f77c3787eb93ce292ba16dd813d764adfac60767974e6 (from https://pypi.org/simple/ipywidgets-server/), version: 0.1.4 2021-07-12T16:44:28,795 Found link https://files.pythonhosted.org/packages/ca/e0/b5c0d71934302235e4d063477e9be7d098bb937384fa4bd284c7319d80d6/ipywidgets_server-0.2.0rc1.tar.gz#sha256=7e3bfb5299ee19b769262d1d134b4aacbd98b9aad9571bc293109bdf482ce093 (from https://pypi.org/simple/ipywidgets-server/), version: 0.2.0rc1 2021-07-12T16:44:28,795 Found link https://files.pythonhosted.org/packages/96/4f/fc9dabcdd69871ead6e00c884b235d93b4b5b5bbaf4d175a092e61695ed1/ipywidgets_server-0.2.0.tar.gz#sha256=8e5c6bf6f097663fb2b2c779e94bc4133831a9f623f2cbb6426e5bc198811831 (from https://pypi.org/simple/ipywidgets-server/), version: 0.2.0 2021-07-12T16:44:28,795 Found link https://files.pythonhosted.org/packages/43/1a/d80558608da06f780b09799eb4e6e6115045a259e53d54de954bc6f0cfab/ipywidgets_server-0.2.1rc1.tar.gz#sha256=0cbcf54b13e629b735f55e0e7e31b60822422738f64a45a59af8cc3fa457d801 (from https://pypi.org/simple/ipywidgets-server/), version: 0.2.1rc1 2021-07-12T16:44:28,795 Found link https://files.pythonhosted.org/packages/f5/c9/f8a1c4e7593f42dd3ca3c41fdd160f0f417f0129e99d44f6e6a0654cc2b7/ipywidgets_server-0.2.1.tar.gz#sha256=f05e944312d655df4fc94eadbb2536fc2e31490b0ef3204c2b00598be1a82b78 (from https://pypi.org/simple/ipywidgets-server/), version: 0.2.1 2021-07-12T16:44:28,796 Found link https://files.pythonhosted.org/packages/00/8c/22e25b3d09f38f79e3d0e4d6f43b11183badaca836346e6dfdd8aadb1718/ipywidgets_server-0.2.2a1.tar.gz#sha256=92d4292253956a586e97f8a0677d21d3de96c13ea36de6254ac20e332df9ece7 (from https://pypi.org/simple/ipywidgets-server/), version: 0.2.2a1 2021-07-12T16:44:28,796 Found link https://files.pythonhosted.org/packages/f2/79/24f66982eece8bea36b927b6d1a9292aca9f811fba8275ee7b8e512ff4ff/ipywidgets_server-0.2.2a2.tar.gz#sha256=4ac0e52c389319143b1e446b850c1e0da2ee07859c163ba699547f017f07b7f7 (from https://pypi.org/simple/ipywidgets-server/), version: 0.2.2a2 2021-07-12T16:44:28,796 Found link https://files.pythonhosted.org/packages/c3/a0/a143b7af70b0e1ab055a1d99fd337ebee269d7e508c82e162d2b367fa684/ipywidgets_server-0.2.2a3.tar.gz#sha256=0bbb41eda05bd778d9f9feccd521326a253dff47032ce08d73cccb8ff13e7a9d (from https://pypi.org/simple/ipywidgets-server/), version: 0.2.2a3 2021-07-12T16:44:28,797 Skipping link: not a file: https://pypi.org/simple/ipywidgets-server/ 2021-07-12T16:44:28,818 Given no hashes to check 1 links for project 'ipywidgets-server': discarding no candidates 2021-07-12T16:44:28,837 Collecting ipywidgets-server==0.1.0rc1 2021-07-12T16:44:28,839 Created temporary directory: /tmp/pip-unpack-3tru7xhx 2021-07-12T16:44:29,010 Downloading ipywidgets_server-0.1.0rc1.tar.gz (6.8 kB) 2021-07-12T16:44:29,072 Added ipywidgets-server==0.1.0rc1 from https://files.pythonhosted.org/packages/0a/f9/6c2ca06a9cea441b7e709693c9d9b5b2ab6f90ccf82b8d0c7a442b1004f4/ipywidgets_server-0.1.0rc1.tar.gz#sha256=09edee6eb505b0825895aff83136262a3a381d998a9a276f1efb478a728cb8b3 to build tracker '/tmp/pip-req-tracker-lbe1gtsc' 2021-07-12T16:44:29,073 Running setup.py (path:/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/setup.py) egg_info for package ipywidgets-server 2021-07-12T16:44:29,074 Created temporary directory: /tmp/pip-pip-egg-info-x3uiotrh 2021-07-12T16:44:29,074 Running command python setup.py egg_info 2021-07-12T16:44:30,280 /usr/local/lib/python3.9/dist-packages/setuptools/dist.py:484: UserWarning: Normalizing '0.1.0-rc1' to '0.1.0rc1' 2021-07-12T16:44:30,281 warnings.warn(tmpl.format(**locals())) 2021-07-12T16:44:30,288 running egg_info 2021-07-12T16:44:30,291 running jsdeps 2021-07-12T16:44:30,296 `npm` unavailable. If you're running this command using sudo, make sure `npm` is available to sudo 2021-07-12T16:44:30,302 rebuilding js and css failed 2021-07-12T16:44:30,302 missing files: ['/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/ipywidgets_server/static/dist/libwidgets.js', '/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/ipywidgets_server/static/dist/@jupyter-widgets/base.js', '/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/ipywidgets_server/static/dist/@jupyter-widgets/controls.js'] 2021-07-12T16:44:30,302 Traceback (most recent call last): 2021-07-12T16:44:30,302 File "", line 1, in 2021-07-12T16:44:30,303 File "/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/setup.py", line 165, in 2021-07-12T16:44:30,303 setup(**setup_args) 2021-07-12T16:44:30,304 File "/usr/local/lib/python3.9/dist-packages/setuptools/__init__.py", line 153, in setup 2021-07-12T16:44:30,304 return distutils.core.setup(**attrs) 2021-07-12T16:44:30,304 File "/usr/lib/python3.9/distutils/core.py", line 148, in setup 2021-07-12T16:44:30,305 dist.run_commands() 2021-07-12T16:44:30,305 File "/usr/lib/python3.9/distutils/dist.py", line 966, in run_commands 2021-07-12T16:44:30,306 self.run_command(cmd) 2021-07-12T16:44:30,306 File "/usr/lib/python3.9/distutils/dist.py", line 985, in run_command 2021-07-12T16:44:30,307 cmd_obj.run() 2021-07-12T16:44:30,307 File "/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/setup.py", line 48, in run 2021-07-12T16:44:30,307 raise e 2021-07-12T16:44:30,308 File "/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/setup.py", line 41, in run 2021-07-12T16:44:30,308 self.distribution.run_command('jsdeps') 2021-07-12T16:44:30,308 File "/usr/lib/python3.9/distutils/dist.py", line 985, in run_command 2021-07-12T16:44:30,309 cmd_obj.run() 2021-07-12T16:44:30,309 File "/tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/setup.py", line 119, in run 2021-07-12T16:44:30,310 raise ValueError(msg) 2021-07-12T16:44:30,310 ValueError: Missing file: /tmp/pip-wheel-shkt2rsl/ipywidgets-server_4f55763f375d4b83910dc77423e738e8/ipywidgets_server/static/dist/libwidgets.js 2021-07-12T16:44:30,310 npm is required to build a development version 2021-07-12T16:44:30,380 WARNING: Discarding https://files.pythonhosted.org/packages/0a/f9/6c2ca06a9cea441b7e709693c9d9b5b2ab6f90ccf82b8d0c7a442b1004f4/ipywidgets_server-0.1.0rc1.tar.gz#sha256=09edee6eb505b0825895aff83136262a3a381d998a9a276f1efb478a728cb8b3 (from https://pypi.org/simple/ipywidgets-server/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output. 2021-07-12T16:44:30,382 ERROR: Could not find a version that satisfies the requirement ipywidgets-server==0.1.0rc1 (from versions: 0.1.0rc0, 0.1.0rc1, 0.1.0rc2, 0.1.0rc3, 0.1.0rc4, 0.1.0, 0.1.1rc1, 0.1.1, 0.1.2rc1, 0.1.2, 0.1.3, 0.1.4rc1, 0.1.4, 0.2.0rc1, 0.2.0, 0.2.1rc1, 0.2.1, 0.2.2a1, 0.2.2a2, 0.2.2a3) 2021-07-12T16:44:30,382 ERROR: No matching distribution found for ipywidgets-server==0.1.0rc1 2021-07-12T16:44:30,383 Exception information: 2021-07-12T16:44:30,383 Traceback (most recent call last): 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve 2021-07-12T16:44:30,383 name, crit = self._merge_into_criterion(r, parent=None) 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion 2021-07-12T16:44:30,383 raise RequirementsConflicted(criterion) 2021-07-12T16:44:30,383 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('ipywidgets-server==0.1.0rc1') 2021-07-12T16:44:30,383 2021-07-12T16:44:30,383 During handling of the above exception, another exception occurred: 2021-07-12T16:44:30,383 2021-07-12T16:44:30,383 Traceback (most recent call last): 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve 2021-07-12T16:44:30,383 result = self._result = resolver.resolve( 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve 2021-07-12T16:44:30,383 state = resolution.resolve(requirements, max_rounds=max_rounds) 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve 2021-07-12T16:44:30,383 raise ResolutionImpossible(e.criterion.information) 2021-07-12T16:44:30,383 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('ipywidgets-server==0.1.0rc1'), parent=None)] 2021-07-12T16:44:30,383 2021-07-12T16:44:30,383 The above exception was the direct cause of the following exception: 2021-07-12T16:44:30,383 2021-07-12T16:44:30,383 Traceback (most recent call last): 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 180, in _main 2021-07-12T16:44:30,383 status = self.run(options, args) 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 205, in wrapper 2021-07-12T16:44:30,383 return func(self, options, args) 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/commands/wheel.py", line 142, in run 2021-07-12T16:44:30,383 requirement_set = resolver.resolve( 2021-07-12T16:44:30,383 File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve 2021-07-12T16:44:30,383 raise error from e 2021-07-12T16:44:30,383 pip._internal.exceptions.DistributionNotFound: No matching distribution found for ipywidgets-server==0.1.0rc1 2021-07-12T16:44:30,387 Removed ipywidgets-server==0.1.0rc1 from https://files.pythonhosted.org/packages/0a/f9/6c2ca06a9cea441b7e709693c9d9b5b2ab6f90ccf82b8d0c7a442b1004f4/ipywidgets_server-0.1.0rc1.tar.gz#sha256=09edee6eb505b0825895aff83136262a3a381d998a9a276f1efb478a728cb8b3 from build tracker '/tmp/pip-req-tracker-lbe1gtsc' 2021-07-12T16:44:30,388 Removed build tracker: '/tmp/pip-req-tracker-lbe1gtsc'