2022-01-25T09:40:17,248 Created temporary directory: /tmp/pip-ephem-wheel-cache-x52vzm_c
2022-01-25T09:40:17,253 Created temporary directory: /tmp/pip-req-tracker-csiq2ekt
2022-01-25T09:40:17,254 Initialized build tracking at /tmp/pip-req-tracker-csiq2ekt
2022-01-25T09:40:17,255 Created build tracker: /tmp/pip-req-tracker-csiq2ekt
2022-01-25T09:40:17,255 Entered build tracker: /tmp/pip-req-tracker-csiq2ekt
2022-01-25T09:40:17,256 Created temporary directory: /tmp/pip-wheel-ehf2mnbb
2022-01-25T09:40:17,321 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-01-25T09:40:17,327 2 location(s) to search for versions of jupyterlab-pyflyby:
2022-01-25T09:40:17,327 * https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,327 * https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,328 Fetching project page and analyzing links: https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,329 Getting page https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,333 Found index url https://pypi.org/simple
2022-01-25T09:40:17,545   Found link https://files.pythonhosted.org/packages/3d/c1/1231cb8345cab8b1d9d61f3dfdb48d30088ff9c10a2ce4aea0e586b3f752/jupyterlab_pyflyby-3.0.0.tar.gz#sha256=b45f1462793cf6aaac4c1fbee05dd5bd5927c3a406b855973c6075d7eaaad1d5 (from https://pypi.org/simple/jupyterlab-pyflyby/), version: 3.0.0
2022-01-25T09:40:17,546   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/70/7e/4df7dc545f165cde0d831d0ca517d2b8cae65775acb5886cc550eebf1c23/jupyterlab_pyflyby-3.0.1-py3-none-any.whl#sha256=ea0aea0cedad5348a7dc913972fd157ff3682362c09be2cc58e5918bda0e77d4 (from https://pypi.org/simple/jupyterlab-pyflyby/)
2022-01-25T09:40:17,546   Found link https://files.pythonhosted.org/packages/f0/0d/852475c7bf372ca337473af5495b871499220d58cffad40d166be9ae866f/jupyterlab_pyflyby-3.0.1.tar.gz#sha256=6d26f8b3f743f24935cf7de37cbcc86867e1af6967041286217e47bfde0c2821 (from https://pypi.org/simple/jupyterlab-pyflyby/), version: 3.0.1
2022-01-25T09:40:17,547   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/f5/95/bc724807147a46948c4000095193ec717c46bd4fccf6611258c737240705/jupyterlab_pyflyby-4.0.0-py3-none-any.whl#sha256=b40f79c40dcb5a7233f46e057cd32b3bd832449bfc82fa381b9b4667e12ddfea (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:40:17,555   Found link https://files.pythonhosted.org/packages/05/13/56cbbde4b60e892dcada02d9fe443fe24b419b8857be7ff65a0359926c7d/jupyterlab_pyflyby-4.0.0.tar.gz#sha256=2e0bb6e864ff8c1ff2273fdbc69b6d651e5f5637fe6f44021b9a1193a103524a (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7), version: 4.0.0
2022-01-25T09:40:17,556   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/ff/0a/61e8beb168e6508a25535cbf70b48e12d67179e77a605035a17d5d3649e6/jupyterlab_pyflyby-4.1.0-py3-none-any.whl#sha256=1ca0fa7f940f67227dda7e676a1b85b904569498af4db965b6ea6c1f435f119c (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:40:17,557   Found link https://files.pythonhosted.org/packages/f9/1a/86477bfe23e23b7841c43c91fadb59df6f6fa94ca41f916eb0015f089c71/jupyterlab_pyflyby-4.1.0.tar.gz#sha256=a776eab1d114b7f74297605c4cf6f7d5cc5d8ec48c4b09cdc3f10cc77d4c0f7b (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7), version: 4.1.0
2022-01-25T09:40:17,558   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://files.pythonhosted.org/packages/b0/f3/613f42bd7f9521fe349e871cff512b1375c79346813ab28bd1a1a173cf79/jupyterlab_pyflyby-4.1.1-py3-none-any.whl#sha256=512cedbb57baa39ade7e5ee3829cb2b7d0bba9438c4e8874802999ebf754fb2b (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:40:17,559   Found link https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af (from https://pypi.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7), version: 4.1.1
2022-01-25T09:40:17,560 Fetching project page and analyzing links: https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,560 Getting page https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,563 Found index url https://www.piwheels.org/simple
2022-01-25T09:40:17,781   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://www.piwheels.org/simple/jupyterlab-pyflyby/jupyterlab_pyflyby-3.0.1-py3-none-any.whl#sha256=ea0aea0cedad5348a7dc913972fd157ff3682362c09be2cc58e5918bda0e77d4 (from https://www.piwheels.org/simple/jupyterlab-pyflyby/)
2022-01-25T09:40:17,782   Skipping link: No binaries permitted for jupyterlab-pyflyby: https://www.piwheels.org/simple/jupyterlab-pyflyby/jupyterlab_pyflyby-4.0.0-py3-none-any.whl#sha256=b40f79c40dcb5a7233f46e057cd32b3bd832449bfc82fa381b9b4667e12ddfea (from https://www.piwheels.org/simple/jupyterlab-pyflyby/) (requires-python:>=3.7)
2022-01-25T09:40:17,782 Skipping link: not a file: https://www.piwheels.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,783 Skipping link: not a file: https://pypi.org/simple/jupyterlab-pyflyby/
2022-01-25T09:40:17,828 Given no hashes to check 1 links for project 'jupyterlab-pyflyby': discarding no candidates
2022-01-25T09:40:17,870 Collecting jupyterlab-pyflyby==4.1.1
2022-01-25T09:40:17,873   Created temporary directory: /tmp/pip-unpack-g0yqgmpe
2022-01-25T09:40:17,961   Downloading jupyterlab_pyflyby-4.1.1.tar.gz (103 kB)
2022-01-25T09:40:18,182   Added jupyterlab-pyflyby==4.1.1 from https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af to build tracker '/tmp/pip-req-tracker-csiq2ekt'
2022-01-25T09:40:18,194   Created temporary directory: /tmp/pip-build-env-xqawmofi
2022-01-25T09:40:18,214   Created temporary directory: /tmp/pip-standalone-pip-mjgib73g
2022-01-25T09:40:19,904   Installing build dependencies: started
2022-01-25T09:40:19,905   Running command /usr/bin/python3 /tmp/pip-standalone-pip-mjgib73g/__env_pip__.zip/pip install --ignore-installed --no-user --prefix /tmp/pip-build-env-xqawmofi/overlay --no-warn-script-location -v --no-binary jupyterlab-pyflyby --only-binary :none: -i https://pypi.org/simple --extra-index-url https://www.piwheels.org/simple --prefer-binary -- 'jupyter_packaging~=0.9,<2' 'jupyterlab~=3.0'
2022-01-25T09:40:28,993   Using pip 21.3.1 from /tmp/pip-standalone-pip-mjgib73g/__env_pip__.zip/pip (python 3.9)
2022-01-25T09:40:29,842   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-01-25T09:40:30,883   Collecting jupyter_packaging<2,~=0.9
2022-01-25T09:40:30,954     Using cached https://www.piwheels.org/simple/jupyter-packaging/jupyter_packaging-0.11.1-py2.py3-none-any.whl (14 kB)
2022-01-25T09:40:34,362   Collecting jupyterlab~=3.0
2022-01-25T09:40:36,214     Using cached https://www.piwheels.org/simple/jupyterlab/jupyterlab-3.2.8-py3-none-any.whl (8.5 MB)
2022-01-25T09:40:41,291   Collecting setuptools>=46.4.0
2022-01-25T09:40:41,506     Using cached https://www.piwheels.org/simple/setuptools/setuptools-60.5.0-py3-none-any.whl (958 kB)
2022-01-25T09:40:42,129   Collecting tomlkit
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2022-01-25T09:40:42,681   Collecting packaging
2022-01-25T09:40:42,718     Using cached https://www.piwheels.org/simple/packaging/packaging-21.3-py3-none-any.whl (40 kB)
2022-01-25T09:40:42,954   Collecting deprecation
2022-01-25T09:40:42,987     Using cached https://www.piwheels.org/simple/deprecation/deprecation-2.1.0-py2.py3-none-any.whl (11 kB)
2022-01-25T09:40:43,638   Collecting wheel
2022-01-25T09:40:43,672     Using cached https://www.piwheels.org/simple/wheel/wheel-0.37.1-py2.py3-none-any.whl (35 kB)
2022-01-25T09:40:44,342   Collecting jupyter-core
2022-01-25T09:40:44,385     Using cached https://www.piwheels.org/simple/jupyter-core/jupyter_core-4.9.1-py3-none-any.whl (86 kB)
2022-01-25T09:40:44,848   Collecting jinja2>=2.1
2022-01-25T09:40:44,889     Using cached https://www.piwheels.org/simple/jinja2/Jinja2-3.0.3-py3-none-any.whl (133 kB)
2022-01-25T09:40:46,200   Collecting tornado>=6.1.0
2022-01-25T09:40:46,314     Using cached https://www.piwheels.org/simple/tornado/tornado-6.1-cp39-cp39-linux_armv7l.whl (421 kB)
2022-01-25T09:40:46,743   Collecting nbclassic~=0.2
2022-01-25T09:40:46,777     Using cached https://www.piwheels.org/simple/nbclassic/nbclassic-0.3.5-py3-none-any.whl (25 kB)
2022-01-25T09:40:47,641   Collecting jupyterlab-server~=2.3
2022-01-25T09:40:47,677     Using cached https://www.piwheels.org/simple/jupyterlab-server/jupyterlab_server-2.10.3-py3-none-any.whl (61 kB)
2022-01-25T09:40:48,888   Collecting ipython
2022-01-25T09:40:49,053     Using cached https://www.piwheels.org/simple/ipython/ipython-8.0.1-py3-none-any.whl (747 kB)
2022-01-25T09:40:49,926   Collecting jupyter-server~=1.4
2022-01-25T09:40:49,956     Downloading https://www.piwheels.org/simple/jupyter-server/jupyter_server-1.13.4-py3-none-any.whl (395 kB)
2022-01-25T09:40:51,078   Collecting MarkupSafe>=2.0
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2022-01-25T09:40:51,616   Collecting terminado>=0.8.3
2022-01-25T09:40:51,653     Using cached https://www.piwheels.org/simple/terminado/terminado-0.12.1-py3-none-any.whl (15 kB)
2022-01-25T09:40:51,927   Collecting nbformat
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2022-01-25T09:40:52,341   Collecting traitlets>=5
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2022-01-25T09:40:52,875   Collecting anyio<4,>=3.1.0
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2022-01-25T09:40:53,100   Collecting ipython-genutils
2022-01-25T09:40:53,139     Using cached https://www.piwheels.org/simple/ipython-genutils/ipython_genutils-0.2.0-py2.py3-none-any.whl (26 kB)
2022-01-25T09:40:53,747   Collecting jupyter-client>=6.1.1
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2022-01-25T09:40:54,352   Collecting nbconvert
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2022-01-25T09:41:00,290   Collecting prometheus-client
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2022-01-25T09:41:04,278     Using cached https://www.piwheels.org/simple/babel/Babel-2.9.1-py2.py3-none-any.whl (8.8 MB)
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2022-01-25T09:41:07,551   Collecting notebook<7
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2022-01-25T09:41:27,086   Collecting pathspec<1,>=0.9.0
2022-01-25T09:41:27,120     Using cached https://www.piwheels.org/simple/pathspec/pathspec-0.9.0-py2.py3-none-any.whl (29 kB)
2022-01-25T09:41:27,376   Collecting typing-extensions>=3.10.0.0
2022-01-25T09:41:27,411     Using cached https://www.piwheels.org/simple/typing-extensions/typing_extensions-4.0.1-py3-none-any.whl (22 kB)
2022-01-25T09:41:27,660   Collecting platformdirs>=2
2022-01-25T09:41:27,698     Using cached https://www.piwheels.org/simple/platformdirs/platformdirs-2.4.1-py3-none-any.whl (14 kB)
2022-01-25T09:41:28,189   Collecting tomli<2.0.0,>=0.2.6
2022-01-25T09:41:28,204     Using cached tomli-1.2.3-py3-none-any.whl (12 kB)
2022-01-25T09:41:28,637   Collecting click>=7.1.2
2022-01-25T09:41:28,677     Using cached https://www.piwheels.org/simple/click/click-8.0.3-py3-none-any.whl (97 kB)
2022-01-25T09:41:28,844   Collecting mypy-extensions>=0.4.3
2022-01-25T09:41:28,874     Using cached https://www.piwheels.org/simple/mypy-extensions/mypy_extensions-0.4.3-py2.py3-none-any.whl (4.5 kB)
2022-01-25T09:41:29,463   Collecting jupyterlab-pygments
2022-01-25T09:41:29,495     Using cached https://www.piwheels.org/simple/jupyterlab-pygments/jupyterlab_pygments-0.1.2-py2.py3-none-any.whl (4.6 kB)
2022-01-25T09:41:30,039   Collecting bleach
2022-01-25T09:41:30,092     Using cached https://www.piwheels.org/simple/bleach/bleach-4.1.0-py2.py3-none-any.whl (157 kB)
2022-01-25T09:41:30,339   Collecting pandocfilters>=1.4.1
2022-01-25T09:41:30,374     Using cached https://www.piwheels.org/simple/pandocfilters/pandocfilters-1.5.0-py2.py3-none-any.whl (11 kB)
2022-01-25T09:41:30,697   Collecting nbclient<0.6.0,>=0.5.0
2022-01-25T09:41:30,733     Using cached https://www.piwheels.org/simple/nbclient/nbclient-0.5.10-py3-none-any.whl (69 kB)
2022-01-25T09:41:30,983   Collecting defusedxml
2022-01-25T09:41:31,015     Using cached https://www.piwheels.org/simple/defusedxml/defusedxml-0.7.1-py2.py3-none-any.whl (25 kB)
2022-01-25T09:41:31,208   Collecting testpath
2022-01-25T09:41:31,252     Using cached https://www.piwheels.org/simple/testpath/testpath-0.5.0-py3-none-any.whl (84 kB)
2022-01-25T09:41:31,829   Collecting mistune<2,>=0.8.1
2022-01-25T09:41:31,862     Using cached https://www.piwheels.org/simple/mistune/mistune-0.8.4-py2.py3-none-any.whl (16 kB)
2022-01-25T09:41:33,261   Collecting urllib3<1.27,>=1.21.1
2022-01-25T09:41:33,318     Using cached https://www.piwheels.org/simple/urllib3/urllib3-1.26.8-py2.py3-none-any.whl (155 kB)
2022-01-25T09:41:33,775   Collecting charset-normalizer~=2.0.0
2022-01-25T09:41:33,809     Using cached https://www.piwheels.org/simple/charset-normalizer/charset_normalizer-2.0.10-py3-none-any.whl (43 kB)
2022-01-25T09:41:34,225   Collecting certifi>=2017.4.17
2022-01-25T09:41:34,268     Using cached https://www.piwheels.org/simple/certifi/certifi-2021.10.8-py2.py3-none-any.whl (151 kB)
2022-01-25T09:41:34,535   Collecting pure-eval
2022-01-25T09:41:34,579     Using cached https://www.piwheels.org/simple/pure-eval/pure_eval-0.2.2-py3-none-any.whl (11 kB)
2022-01-25T09:41:34,865   Collecting asttokens
2022-01-25T09:41:34,897     Using cached https://www.piwheels.org/simple/asttokens/asttokens-2.0.5-py2.py3-none-any.whl (20 kB)
2022-01-25T09:41:35,139   Collecting executing
2022-01-25T09:41:35,169     Using cached https://www.piwheels.org/simple/executing/executing-0.8.2-py2.py3-none-any.whl (16 kB)
2022-01-25T09:41:37,349   Collecting six>=1.5
2022-01-25T09:41:37,378     Using cached https://www.piwheels.org/simple/six/six-1.16.0-py2.py3-none-any.whl (11 kB)
2022-01-25T09:41:41,486   Collecting cffi>=1.0.1
2022-01-25T09:41:41,589     Using cached https://www.piwheels.org/simple/cffi/cffi-1.15.0-cp39-cp39-linux_armv7l.whl (369 kB)
2022-01-25T09:41:42,017   Collecting webencodings
2022-01-25T09:41:42,048     Using cached https://www.piwheels.org/simple/webencodings/webencodings-0.5.1-py2.py3-none-any.whl (11 kB)
2022-01-25T09:41:44,869   Collecting debugpy<2.0,>=1.0.0
2022-01-25T09:41:45,505     Using cached https://www.piwheels.org/simple/debugpy/debugpy-1.5.1-cp39-cp39-linux_armv7l.whl (3.0 MB)
2022-01-25T09:41:46,893   Collecting pycparser
2022-01-25T09:41:46,939     Using cached https://www.piwheels.org/simple/pycparser/pycparser-2.21-py2.py3-none-any.whl (119 kB)
2022-01-25T09:41:54,628   Installing collected packages: traitlets, six, pyrsistent, attrs, wcwidth, typing-extensions, tornado, tomli, pyzmq, python-dateutil, pyparsing, pycparser, pure-eval, ptyprocess, platformdirs, pathspec, parso, nest-asyncio, mypy-extensions, jupyter-core, jsonschema, ipython-genutils, executing, entrypoints, click, asttokens, webencodings, stack-data, setuptools, pygments, prompt-toolkit, pickleshare, pexpect, packaging, nbformat, matplotlib-inline, MarkupSafe, jupyter-client, jedi, decorator, cffi, black, backcall, testpath, sniffio, pandocfilters, nbclient, mistune, jupyterlab-pygments, jinja2, ipython, idna, defusedxml, debugpy, bleach, argon2-cffi-bindings, websocket-client, urllib3, terminado, Send2Trash, pytz, prometheus-client, nbconvert, ipykernel, charset-normalizer, certifi, argon2-cffi, anyio, requests, notebook, jupyter-server, json5, babel, wheel, tomlkit, nbclassic, jupyterlab-server, deprecation, jupyterlab, jupyter-packaging
2022-01-25T09:42:06,018     Creating /tmp/pip-build-env-xqawmofi/overlay/bin
2022-01-25T09:42:06,022     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter to 755
2022-01-25T09:42:06,025     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-migrate to 755
2022-01-25T09:42:06,029     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-troubleshoot to 755
2022-01-25T09:42:06,671     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jsonschema to 755
2022-01-25T09:42:17,532     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/pygmentize to 755
2022-01-25T09:42:21,759     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-trust to 755
2022-01-25T09:42:22,964     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-kernel to 755
2022-01-25T09:42:22,968     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-kernelspec to 755
2022-01-25T09:42:22,971     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-run to 755
2022-01-25T09:42:32,487     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/black to 755
2022-01-25T09:42:32,490     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/black-primer to 755
2022-01-25T09:42:32,493     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/blackd to 755
2022-01-25T09:42:33,221     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-execute to 755
2022-01-25T09:42:38,738     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/ipython to 755
2022-01-25T09:42:38,741     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/ipython3 to 755
2022-01-25T09:42:48,390     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/wsdump to 755
2022-01-25T09:42:49,438     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/send2trash to 755
2022-01-25T09:42:53,682     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-dejavu to 755
2022-01-25T09:42:53,685     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-nbconvert to 755
2022-01-25T09:42:54,973     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/normalizer to 755
2022-01-25T09:43:05,751     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-bundlerextension to 755
2022-01-25T09:43:05,755     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-nbextension to 755
2022-01-25T09:43:05,758     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-notebook to 755
2022-01-25T09:43:05,761     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-serverextension to 755
2022-01-25T09:43:08,031     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-server to 755
2022-01-25T09:43:08,240     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/pyjson5 to 755
2022-01-25T09:43:13,446     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/pybabel to 755
2022-01-25T09:43:13,761     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/wheel to 755
2022-01-25T09:43:14,398     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-nbclassic to 755
2022-01-25T09:43:19,377     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jlpm to 755
2022-01-25T09:43:19,380     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-lab to 755
2022-01-25T09:43:19,383     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-labextension to 755
2022-01-25T09:43:19,386     changing mode of /tmp/pip-build-env-xqawmofi/overlay/bin/jupyter-labhub to 755
2022-01-25T09:43:19,959   Successfully installed MarkupSafe-2.0.1 Send2Trash-1.8.0 anyio-3.5.0 argon2-cffi-21.3.0 argon2-cffi-bindings-21.2.0 asttokens-2.0.5 attrs-21.4.0 babel-2.9.1 backcall-0.2.0 black-21.12b0 bleach-4.1.0 certifi-2021.10.8 cffi-1.15.0 charset-normalizer-2.0.10 click-8.0.3 debugpy-1.5.1 decorator-5.1.1 defusedxml-0.7.1 deprecation-2.1.0 entrypoints-0.3 executing-0.8.2 idna-3.3 ipykernel-6.7.0 ipython-8.0.1 ipython-genutils-0.2.0 jedi-0.18.1 jinja2-3.0.3 json5-0.9.6 jsonschema-4.4.0 jupyter-client-7.1.2 jupyter-core-4.9.1 jupyter-packaging-0.11.1 jupyter-server-1.13.4 jupyterlab-3.2.8 jupyterlab-pygments-0.1.2 jupyterlab-server-2.10.3 matplotlib-inline-0.1.3 mistune-0.8.4 mypy-extensions-0.4.3 nbclassic-0.3.5 nbclient-0.5.10 nbconvert-6.4.0 nbformat-5.1.3 nest-asyncio-1.5.4 notebook-6.4.7 packaging-21.3 pandocfilters-1.5.0 parso-0.8.3 pathspec-0.9.0 pexpect-4.8.0 pickleshare-0.7.5 platformdirs-2.4.1 prometheus-client-0.12.0 prompt-toolkit-3.0.24 ptyprocess-0.7.0 pure-eval-0.2.2 pycparser-2.21 pygments-2.11.2 pyparsing-3.0.7 pyrsistent-0.18.1 python-dateutil-2.8.2 pytz-2021.3 pyzmq-22.3.0 requests-2.27.1 setuptools-60.5.0 six-1.16.0 sniffio-1.2.0 stack-data-0.1.4 terminado-0.12.1 testpath-0.5.0 tomli-1.2.3 tomlkit-0.8.0 tornado-6.1 traitlets-5.1.1 typing-extensions-4.0.1 urllib3-1.26.8 wcwidth-0.2.5 webencodings-0.5.1 websocket-client-1.2.3 wheel-0.37.1
2022-01-25T09:43:21,297   Installing build dependencies: finished with status 'done'
2022-01-25T09:43:21,321   Getting requirements to build wheel: started
2022-01-25T09:43:21,322   Running command /usr/bin/python3 /usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/in_process/_in_process.py get_requires_for_build_wheel /tmp/tmp1yyisoub
2022-01-25T09:43:23,878   running egg_info
2022-01-25T09:43:23,924   no previously-included directories found matching '**/node_modules'
2022-01-25T09:43:23,925   no previously-included directories found matching 'lib'
2022-01-25T09:43:23,926   warning: no previously-included files matching '*~' found anywhere in distribution
2022-01-25T09:43:23,927   warning: no previously-included files matching '*.pyc' found anywhere in distribution
2022-01-25T09:43:23,929   warning: no previously-included files matching '*.pyo' found anywhere in distribution
2022-01-25T09:43:23,930   warning: no previously-included files matching '.git' found anywhere in distribution
2022-01-25T09:43:23,931   warning: no previously-included files matching '.ipynb_checkpoints' found anywhere in distribution
2022-01-25T09:43:23,940   writing manifest file 'jupyterlab_pyflyby.egg-info/SOURCES.txt'
2022-01-25T09:43:24,100   Getting requirements to build wheel: finished with status 'done'
2022-01-25T09:43:24,209   Created temporary directory: /tmp/pip-modern-metadata-z7wne90p
2022-01-25T09:43:24,215   Preparing metadata (pyproject.toml): started
2022-01-25T09:43:24,216   Running command /usr/bin/python3 /usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/in_process/_in_process.py prepare_metadata_for_build_wheel /tmp/tmpgpsqv00l
2022-01-25T09:43:26,558   running dist_info
2022-01-25T09:43:26,566   creating /tmp/pip-modern-metadata-z7wne90p/jupyterlab_pyflyby.egg-info
2022-01-25T09:43:26,581   writing manifest file '/tmp/pip-modern-metadata-z7wne90p/jupyterlab_pyflyby.egg-info/SOURCES.txt'
2022-01-25T09:43:26,607   no previously-included directories found matching '**/node_modules'
2022-01-25T09:43:26,607   no previously-included directories found matching 'lib'
2022-01-25T09:43:26,609   warning: no previously-included files matching '*~' found anywhere in distribution
2022-01-25T09:43:26,610   warning: no previously-included files matching '*.pyc' found anywhere in distribution
2022-01-25T09:43:26,611   warning: no previously-included files matching '*.pyo' found anywhere in distribution
2022-01-25T09:43:26,612   warning: no previously-included files matching '.git' found anywhere in distribution
2022-01-25T09:43:26,614   warning: no previously-included files matching '.ipynb_checkpoints' found anywhere in distribution
2022-01-25T09:43:26,620   writing manifest file '/tmp/pip-modern-metadata-z7wne90p/jupyterlab_pyflyby.egg-info/SOURCES.txt'
2022-01-25T09:43:26,836   Preparing metadata (pyproject.toml): finished with status 'done'
2022-01-25T09:43:26,848   Source in /tmp/pip-wheel-ehf2mnbb/jupyterlab-pyflyby_99df4d5f0a3743d88115016ca479fcf3 has version 4.1.1, which satisfies requirement jupyterlab-pyflyby==4.1.1 from https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af
2022-01-25T09:43:26,850   Removed jupyterlab-pyflyby==4.1.1 from https://files.pythonhosted.org/packages/59/63/4aad2e9332f894d7a9fa0b075bd2ce8637f8b22e32197343321398e1801a/jupyterlab_pyflyby-4.1.1.tar.gz#sha256=7d992285b5b95eb68828d51a94db21effcacae8a476aadf948632f4df67d96af from build tracker '/tmp/pip-req-tracker-csiq2ekt'
2022-01-25T09:43:26,863 Created temporary directory: /tmp/pip-unpack-9b3ys1kk
2022-01-25T09:43:26,864 Building wheels for collected packages: jupyterlab-pyflyby
2022-01-25T09:43:26,874   Created temporary directory: /tmp/pip-wheel-v1tbfj6m
2022-01-25T09:43:26,874   Destination directory: /tmp/pip-wheel-v1tbfj6m
2022-01-25T09:43:26,879   Building wheel for jupyterlab-pyflyby (pyproject.toml): started
2022-01-25T09:43:26,880   Running command /usr/bin/python3 /usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/in_process/_in_process.py build_wheel /tmp/tmpzvfm_w2y
2022-01-25T09:43:28,810   yarn not found, ignoring yarn.lock file
2022-01-25T09:43:32,151   Traceback (most recent call last):
2022-01-25T09:43:32,152     File "/tmp/pip-build-env-xqawmofi/overlay/bin/jlpm", line 8, in <module>
2022-01-25T09:43:32,152       sys.exit(main())
2022-01-25T09:43:32,153     File "/tmp/pip-build-env-xqawmofi/overlay/lib/python3.9/site-packages/jupyterlab/jlpmapp.py", line 43, in main
2022-01-25T09:43:32,153       execvp('node', ['node', YARN_PATH] + argv)
2022-01-25T09:43:32,154     File "/tmp/pip-build-env-xqawmofi/overlay/lib/python3.9/site-packages/jupyterlab/jlpmapp.py", line 24, in execvp
2022-01-25T09:43:32,154       cmd = which(cmd)
2022-01-25T09:43:32,154     File "/tmp/pip-build-env-xqawmofi/overlay/lib/python3.9/site-packages/jupyterlab_server/process.py", line 59, in which
2022-01-25T09:43:32,155       raise ValueError(msg)
2022-01-25T09:43:32,155   ValueError: Please install Node.js and npm before continuing installation. You may be able to install Node.js from your package manager, from conda, or directly from the Node.js website (https://nodejs.org).
2022-01-25T09:43:32,391   Traceback (most recent call last):
2022-01-25T09:43:32,392     File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/in_process/_in_process.py", line 363, in <module>
2022-01-25T09:43:32,393       main()
2022-01-25T09:43:32,394     File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/in_process/_in_process.py", line 345, in main
2022-01-25T09:43:32,395       json_out['return_val'] = hook(**hook_input['kwargs'])
2022-01-25T09:43:32,395     File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/pep517/in_process/_in_process.py", line 261, in build_wheel
2022-01-25T09:43:32,396       return _build_backend().build_wheel(wheel_directory, config_settings,
2022-01-25T09:43:32,397     File "/tmp/pip-build-env-xqawmofi/overlay/lib/python3.9/site-packages/jupyter_packaging/build_api.py", line 25, in build_wheel
2022-01-25T09:43:32,397       builder()
2022-01-25T09:43:32,397     File "/tmp/pip-build-env-xqawmofi/overlay/lib/python3.9/site-packages/jupyter_packaging/setupbase.py", line 212, in builder
2022-01-25T09:43:32,398       run(npm_cmd + ['install'], cwd=node_package)
2022-01-25T09:43:32,399     File "/tmp/pip-build-env-xqawmofi/overlay/lib/python3.9/site-packages/jupyter_packaging/setupbase.py", line 275, in run
2022-01-25T09:43:32,400       return subprocess.check_call(cmd, **kwargs)
2022-01-25T09:43:32,400     File "/usr/lib/python3.9/subprocess.py", line 373, in check_call
2022-01-25T09:43:32,401       raise CalledProcessError(retcode, cmd)
2022-01-25T09:43:32,401   subprocess.CalledProcessError: Command '['/tmp/pip-build-env-xqawmofi/overlay/bin/jlpm', 'install']' returned non-zero exit status 1.
2022-01-25T09:43:32,543   Building wheel for jupyterlab-pyflyby (pyproject.toml): finished with status 'error'
2022-01-25T09:43:32,547   ERROR: Failed building wheel for jupyterlab-pyflyby
2022-01-25T09:43:32,552 Failed to build jupyterlab-pyflyby
2022-01-25T09:43:32,553 ERROR: Failed to build one or more wheels
2022-01-25T09:43:32,554 Exception information:
2022-01-25T09:43:32,554 Traceback (most recent call last):
2022-01-25T09:43:32,554   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 164, in exc_logging_wrapper
2022-01-25T09:43:32,554     status = run_func(*args)
2022-01-25T09:43:32,554   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2022-01-25T09:43:32,554     return func(self, options, args)
2022-01-25T09:43:32,554   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 175, in run
2022-01-25T09:43:32,554     raise CommandError("Failed to build one or more wheels")
2022-01-25T09:43:32,554 pip._internal.exceptions.CommandError: Failed to build one or more wheels
2022-01-25T09:43:32,562 Removed build tracker: '/tmp/pip-req-tracker-csiq2ekt'