2025-06-07T09:46:55,753 Created temporary directory: /tmp/pip-build-tracker-pcse7upk
2025-06-07T09:46:55,754 Initialized build tracking at /tmp/pip-build-tracker-pcse7upk
2025-06-07T09:46:55,755 Created build tracker: /tmp/pip-build-tracker-pcse7upk
2025-06-07T09:46:55,755 Entered build tracker: /tmp/pip-build-tracker-pcse7upk
2025-06-07T09:46:55,756 Created temporary directory: /tmp/pip-wheel-yy10ulty
2025-06-07T09:46:55,761 Created temporary directory: /tmp/pip-ephem-wheel-cache-wjwzy1cb
2025-06-07T09:46:55,815 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2025-06-07T09:46:55,817 2 location(s) to search for versions of upkie-description:
2025-06-07T09:46:55,817 * https://pypi.org/simple/upkie-description/
2025-06-07T09:46:55,817 * https://www.piwheels.org/simple/upkie-description/
2025-06-07T09:46:55,818 Fetching project page and analyzing links: https://pypi.org/simple/upkie-description/
2025-06-07T09:46:55,819 Getting page https://pypi.org/simple/upkie-description/
2025-06-07T09:46:55,820 Found index url https://pypi.org/simple/
2025-06-07T09:46:56,049 Fetched page https://pypi.org/simple/upkie-description/ as application/vnd.pypi.simple.v1+json
2025-06-07T09:46:56,056   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/97/fe/613958cf999bc61cb7136fdcb96450b7bc459810939674ce5a909e60ef78/upkie_description-1.1.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,057   Found link https://files.pythonhosted.org/packages/dc/b2/d7ec43056c9baf57934d6faeae687fd2f0cc295f7e406117b00eea4f6612/upkie_description-1.1.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 1.1.0
2025-06-07T09:46:56,058   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/69/74/7edad24d6574b5dd507c5c3535b4c0ce27ff1ed729ca540320e64db8c672/upkie_description-1.1.1-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,059   Found link https://files.pythonhosted.org/packages/26/05/059d94785ca54caec92c74076e84927259943b4952ef30a56c768646d5c2/upkie_description-1.1.1.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 1.1.1
2025-06-07T09:46:56,060   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/cf/c4/221b29b0122b7d92d9dfe6a8fc873926b3de4c4605454916504e3536ec24/upkie_description-1.2.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,061   Found link https://files.pythonhosted.org/packages/e2/ce/9fa1324ff93c4b13ee99e7116aeb72babbaecbbd89b0f699bc37d36a8248/upkie_description-1.2.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 1.2.0
2025-06-07T09:46:56,062   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/ad/64/f7ea6cc6caed55ae5645c2b1eb86e21e34887bd315939057ba9911085b10/upkie_description-1.3.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,063   Found link https://files.pythonhosted.org/packages/0b/36/92352ede7b3df6466468628b79113d99c6551b58864b5dc3d112cebffa38/upkie_description-1.3.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 1.3.0
2025-06-07T09:46:56,064   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/16/6b/24e1340e75acd36e8a2676cf796a65bb4c9340b24f0cb2a392c8d7ca2e88/upkie_description-1.4.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,065   Found link https://files.pythonhosted.org/packages/05/e4/7154f78bb9ab484583e9e88432b9355e26973924cadfab6b868746a2829d/upkie_description-1.4.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 1.4.0
2025-06-07T09:46:56,066   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/56/77/f7b505cc7147cb5ee3a4512231bfb59440438584fff859a847cde0d28dd7/upkie_description-1.5.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,067   Found link https://files.pythonhosted.org/packages/77/8d/5bbf25657e8f9a0b8c4a6254533ad067cb4fd220ae8b327066efc290723a/upkie_description-1.5.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 1.5.0
2025-06-07T09:46:56,068   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/33/09/fc6625890b417dcfe31bb8deeb4aaabe5c66767a29b69166ffbcc71d5c7a/upkie_description-1.6.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,069   Found link https://files.pythonhosted.org/packages/29/28/85cd8521a194e35730177fbcc077433da6a7d78bdd50aced6fbe21b3a040/upkie_description-1.6.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 1.6.0
2025-06-07T09:46:56,069   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/05/10/fff31724075be8d8445cb5795f96b02491985e7da94f46b19d807a1c4a75/upkie_description-2.0.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,070   Found link https://files.pythonhosted.org/packages/87/be/bc6ab9af4cf32dfb750e486dee4b2eef41d0811fbb630098d9e79d87c41e/upkie_description-2.0.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 2.0.0
2025-06-07T09:46:56,071   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/5d/87/719b46d113b6c73117abedd664fd6f4457eee4769bf545e0678a91f23517/upkie_description-2.1.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,072   Found link https://files.pythonhosted.org/packages/8a/c8/736e16c6c40e682b90a90a4e654e9405608dbe5ef941cf93e4e23b45c2ba/upkie_description-2.1.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 2.1.0
2025-06-07T09:46:56,073   Skipping link: No binaries permitted for upkie-description: https://files.pythonhosted.org/packages/a4/b1/cc0c512b291a63719f1b308a54a660f7e73ae7dc0dc7e482007694edc0b1/upkie_description-2.2.0-py3-none-any.whl (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7)
2025-06-07T09:46:56,073   Found link https://files.pythonhosted.org/packages/d1/ab/2d43c4f8fb85dbd67deec80ccbe42e4ae3b2f0c0f26fb3bec28fcab04959/upkie_description-2.2.0.tar.gz (from https://pypi.org/simple/upkie-description/) (requires-python:>=3.7), version: 2.2.0
2025-06-07T09:46:56,074 Fetching project page and analyzing links: https://www.piwheels.org/simple/upkie-description/
2025-06-07T09:46:56,075 Getting page https://www.piwheels.org/simple/upkie-description/
2025-06-07T09:46:56,076 Found index url https://www.piwheels.org/simple/
2025-06-07T09:46:56,235 WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/upkie-description/
2025-06-07T09:46:56,893 WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/upkie-description/
2025-06-07T09:46:58,070 WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/upkie-description/
2025-06-07T09:47:00,258 WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/upkie-description/
2025-06-07T09:47:04,442 WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/upkie-description/
2025-06-07T09:47:04,617 Could not fetch URL https://www.piwheels.org/simple/upkie-description/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='www.piwheels.org', port=443): Max retries exceeded with url: /simple/upkie-description/ (Caused by SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))) - skipping
2025-06-07T09:47:04,619 Skipping link: not a file: https://www.piwheels.org/simple/upkie-description/
2025-06-07T09:47:04,619 Skipping link: not a file: https://pypi.org/simple/upkie-description/
2025-06-07T09:47:04,644 Given no hashes to check 1 links for project 'upkie-description': discarding no candidates
2025-06-07T09:47:04,646 Collecting upkie-description==2.2.0
2025-06-07T09:47:04,648   Created temporary directory: /tmp/pip-unpack-_f38qq7g
2025-06-07T09:47:05,032   Downloading upkie_description-2.2.0.tar.gz (5.9 MB)
2025-06-07T09:47:06,689   Added upkie-description==2.2.0 from https://files.pythonhosted.org/packages/d1/ab/2d43c4f8fb85dbd67deec80ccbe42e4ae3b2f0c0f26fb3bec28fcab04959/upkie_description-2.2.0.tar.gz to build tracker '/tmp/pip-build-tracker-pcse7upk'
2025-06-07T09:47:06,693   Created temporary directory: /tmp/pip-build-env-ftonb25c
2025-06-07T09:47:06,698   Installing build dependencies: started
2025-06-07T09:47:06,699   Running command pip subprocess to install build dependencies
2025-06-07T09:47:07,832   Using pip 25.2 from /usr/local/lib/python3.11/dist-packages/pip (python 3.11)
2025-06-07T09:47:07,833   Non-user install by explicit request
2025-06-07T09:47:08,283   Created build tracker: /tmp/pip-build-tracker-pcse7upk
2025-06-07T09:47:08,283   Entered build tracker: /tmp/pip-build-tracker-pcse7upk
2025-06-07T09:47:08,286   Created temporary directory: /tmp/pip-install-xrzmvit5
2025-06-07T09:47:08,290   Created temporary directory: /tmp/pip-ephem-wheel-cache-xhxg6er1
2025-06-07T09:47:08,341   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2025-06-07T09:47:08,343   2 location(s) to search for versions of flit-core:
2025-06-07T09:47:08,344   * https://pypi.org/simple/flit-core/
2025-06-07T09:47:08,345   * https://www.piwheels.org/simple/flit-core/
2025-06-07T09:47:08,345   Fetching project page and analyzing links: https://pypi.org/simple/flit-core/
2025-06-07T09:47:08,346   Getting page https://pypi.org/simple/flit-core/
2025-06-07T09:47:08,347   Found index url https://pypi.org/simple/
2025-06-07T09:47:08,350   Looking up "https://pypi.org/simple/flit-core/" in the cache
2025-06-07T09:47:08,350   Request header has "max_age" as 0, cache bypassed
2025-06-07T09:47:08,355   Starting new HTTPS connection (1): pypi.org:443
2025-06-07T09:47:08,501   https://pypi.org:443 "GET /simple/flit-core/ HTTP/1.1" 304 0
2025-06-07T09:47:08,509   Fetched page https://pypi.org/simple/flit-core/ as application/vnd.pypi.simple.v1+json
2025-06-07T09:47:08,537     Found link https://files.pythonhosted.org/packages/12/4f/8a0a7b2033b8a80451d214a289aecf486afdfb8e155b25986b0cbd3eb6e8/flit_core-2.0rc1-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0rc1
2025-06-07T09:47:08,538     Found link https://files.pythonhosted.org/packages/7f/8c/583b4412da71153ec70ed78341983c242a234d47abcfc8485284c6bb7b48/flit_core-2.0rc1.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0rc1
2025-06-07T09:47:08,539     Found link https://files.pythonhosted.org/packages/d0/72/0fe258ce61fa1b59adb6c76a701b19a96e0033fbe054b297a2012e33ad44/flit_core-2.0rc2-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0rc2
2025-06-07T09:47:08,540     Found link https://files.pythonhosted.org/packages/2f/1b/41ac0da91712d9c3e7d06a6e1eb7dfe616c96a14e4036e9b9c37ea9ee6f8/flit_core-2.0rc2.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0rc2
2025-06-07T09:47:08,541     Found link https://files.pythonhosted.org/packages/6a/ff/be83d749ff1ad481b09e1e6069178c2d5d6c56a10b493353f0cc405e8475/flit_core-2.0rc3-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0rc3
2025-06-07T09:47:08,542     Found link https://files.pythonhosted.org/packages/2d/36/bcd4bfb529261a27f113eb2e6fb9f5e5aed4d0b79be59a76ce65689a1892/flit_core-2.0rc3.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0rc3
2025-06-07T09:47:08,543     Found link https://files.pythonhosted.org/packages/dc/81/1f336b50c81e5345aafe7469e4f4c1104faa82b76e6e9885456b47d898fe/flit_core-2.0-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0
2025-06-07T09:47:08,544     Found link https://files.pythonhosted.org/packages/ec/cc/60e05480a5bf4b44ee1dbd179ca715ca4d192597d054e8c97bc0403060e8/flit_core-2.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0
2025-06-07T09:47:08,545     Found link https://files.pythonhosted.org/packages/36/6a/b0e5ba2ad9d801887c8df7095535635292ce9b97f63cbb86f2b4d96dfebf/flit_core-2.0.1-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0.1
2025-06-07T09:47:08,546     Found link https://files.pythonhosted.org/packages/0e/3d/e9b28cd1d220ca635234e37567099bf4d50ea0a98a77b360b8d8042352e6/flit_core-2.0.1.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0.1
2025-06-07T09:47:08,547     Found link https://files.pythonhosted.org/packages/66/d2/c520657053052af580573e32aeafe50a9f68fc77c5d87ff551ca856d2aa3/flit_core-2.0.2-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0.2
2025-06-07T09:47:08,548     Found link https://files.pythonhosted.org/packages/89/cf/a76f37dfded167e97936b8d53308abe5a8d00b97d417a6a405e69167e685/flit_core-2.0.2.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.0.2
2025-06-07T09:47:08,549     Found link https://files.pythonhosted.org/packages/b6/b0/50719ef7d12cd39ccfa4e48abb593764c8e4a6d0d9bdf7815be1949142ff/flit_core-2.1.0-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.1.0
2025-06-07T09:47:08,549     Found link https://files.pythonhosted.org/packages/6c/6a/f945cf72957752ba0655260a8cb9c1139ea134c5f4b104bc48027349a6f4/flit_core-2.1.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.1.0
2025-06-07T09:47:08,550     Found link https://files.pythonhosted.org/packages/25/4c/0b1ed660937d96ed192c376d3983dd7b052b887c8041ae020c950c0d06f0/flit_core-2.2.0-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.2.0
2025-06-07T09:47:08,551     Found link https://files.pythonhosted.org/packages/77/72/5dda5dc417a4e702e0d7e4a77e9802792a0e4a2daec2aeed915ead7db477/flit_core-2.2.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.2.0
2025-06-07T09:47:08,552     Found link https://files.pythonhosted.org/packages/4b/3c/82798771fc1fd978c9225c5ae25eef45cb23b0df4728f208024a5b57901f/flit_core-2.3.0-py2.py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.3.0
2025-06-07T09:47:08,553     Found link https://files.pythonhosted.org/packages/bb/92/e51c58d463ebbabb7b226662655cef6d17d3b4b83f570b08f6be0fe2b1b8/flit_core-2.3.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=2.7, !=3.0, !=3.1, !=3.2, != 3.3), version: 2.3.0
2025-06-07T09:47:08,554     Found link https://files.pythonhosted.org/packages/a8/66/67758f788959c2557c4d0f80e4895c3c0802873be95b82a5213ea39542d7/flit_core-3.0.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.0.0
2025-06-07T09:47:08,555     Found link https://files.pythonhosted.org/packages/0e/b9/040baf94b40c80081bbecbd90365a5d7765a1c07e31b6c949838cc4c93d1/flit_core-3.0.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.0.0
2025-06-07T09:47:08,556     Found link https://files.pythonhosted.org/packages/ed/0c/50352b127c0936cd59dd762db41d0e17986401c42ba613fa502e926d33ec/flit_core-3.1.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.1.0
2025-06-07T09:47:08,557     Found link https://files.pythonhosted.org/packages/4c/8f/bed80c03f71cb3a2935882f391b53d2510c359191e5e0361650fa02d1365/flit_core-3.1.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.1.0
2025-06-07T09:47:08,558     Found link https://files.pythonhosted.org/packages/67/f6/382ac797101385edb1908e1105121ac33f910cd06d126ac9ac1bd540a3b3/flit_core-3.2.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.2.0
2025-06-07T09:47:08,558     Found link https://files.pythonhosted.org/packages/a7/06/700a2ae25c67bf3722c9b01788f43808ebc94b6a544b5008770e19406f6a/flit_core-3.2.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.2.0
2025-06-07T09:47:08,560     Found link https://files.pythonhosted.org/packages/87/5e/b4d6334fd01716e08a76204ffd85031b640567b7548ac79f258f40eded6b/flit_core-3.3.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.3.0
2025-06-07T09:47:08,560     Found link https://files.pythonhosted.org/packages/6f/cd/3653de7b1d61f0ef95f2459ac752f23a91dbc84f991787201aa52d0cf1cc/flit_core-3.3.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.4), version: 3.3.0
2025-06-07T09:47:08,562     Found link https://files.pythonhosted.org/packages/16/3a/4e107184bbaff2f84d37813bc31f5e0499afa7b1db23419dee95640fc076/flit_core-3.4.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.4.0
2025-06-07T09:47:08,562     Found link https://files.pythonhosted.org/packages/2c/a9/64406cf5c1c31186e1208a290ff10a0add43882edaef5eeba49e15ba6e7f/flit_core-3.4.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.4.0
2025-06-07T09:47:08,563     Found link https://files.pythonhosted.org/packages/16/d6/5db8ba55264d8cc61a101e04e6e329650874e046b102ed09970bb0502437/flit_core-3.5.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.5.0
2025-06-07T09:47:08,564     Found link https://files.pythonhosted.org/packages/26/12/74c9b72b280006a97fb80268e6b84bf77c73837d93391c8238488c6f2dde/flit_core-3.5.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.5.0
2025-06-07T09:47:08,565     Found link https://files.pythonhosted.org/packages/32/56/f3e180eea51e3e085b1da06233f6e6aa9adb04000d19ba91c29e44823bf7/flit_core-3.5.1-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.5.1
2025-06-07T09:47:08,566     Found link https://files.pythonhosted.org/packages/7e/1e/15198966abf00e590ec95fb8aa4ba3d274897fe7b182fce2867f672f6a91/flit_core-3.5.1.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.5.1
2025-06-07T09:47:08,567     Found link https://files.pythonhosted.org/packages/c8/e8/920a6b202831b9d0e21113dd5b7e78d094ca830c9dc4404e70367ff8b2eb/flit_core-3.6.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.6.0
2025-06-07T09:47:08,567     Found link https://files.pythonhosted.org/packages/08/e9/0653f7783ba2ec2f954f19442878427f1d5bfccb01842d354453c2809b22/flit_core-3.6.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.6.0
2025-06-07T09:47:08,568     Found link https://files.pythonhosted.org/packages/df/43/7a33eaead4ca25a163d951f43246a59af15eebc7511ad1e5b7cb470a2970/flit_core-3.7.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.7.0
2025-06-07T09:47:08,569     Found link https://files.pythonhosted.org/packages/12/c8/ce203079be7deab7b4cdc1aaf20c95e15c584daec712cb55807e2ef1c7f1/flit_core-3.7.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.7.0
2025-06-07T09:47:08,570     Found link https://files.pythonhosted.org/packages/ad/38/80992c4cb490a05474c886850ec818276d09c0a6722bd5b43bc487818ac7/flit_core-3.7.1-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.7.1
2025-06-07T09:47:08,571     Found link https://files.pythonhosted.org/packages/15/d1/d8798b83e953fd6f86ca9b50f93eec464a9305b0661469c8234e61095481/flit_core-3.7.1.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.7.1
2025-06-07T09:47:08,572     Found link https://files.pythonhosted.org/packages/04/ac/f91a0219e0d4162762f218e4876bf328f16e4d283e691cd7f42a02b22634/flit_core-3.8.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.8.0
2025-06-07T09:47:08,572     Found link https://files.pythonhosted.org/packages/10/e5/be08751d07b30889af130cec20955c987a74380a10058e6e8856e4010afc/flit_core-3.8.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.8.0
2025-06-07T09:47:08,573     Found link https://files.pythonhosted.org/packages/38/45/618e84e49a6c51e5dd15565ec2fcd82ab273434f236b8f108f065ded517a/flit_core-3.9.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.9.0
2025-06-07T09:47:08,574     Found link https://files.pythonhosted.org/packages/c4/e6/c1ac50fe3eebb38a155155711e6e864e254ce4b6e17fe2429b4c4d5b9e80/flit_core-3.9.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.9.0
2025-06-07T09:47:08,575     Found link https://files.pythonhosted.org/packages/f0/c2/b12a6663a2fbac4c699d5a3cce58591d44bf199b91daec288de087a07ffc/flit_core-3.10.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.10.0
2025-06-07T09:47:08,576     Found link https://files.pythonhosted.org/packages/52/92/89cceb9c49f3e6c72091304636c5ebc2fc48c546742bbf8a6a474e48e666/flit_core-3.10.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.10.0
2025-06-07T09:47:08,577     Found link https://files.pythonhosted.org/packages/be/2d/293fe6a58e73df57cc2b5e5cf2b17c6bb4fb5b0c390bab8f1e87bdc62529/flit_core-3.10.1-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.10.1
2025-06-07T09:47:08,578     Found link https://files.pythonhosted.org/packages/d5/ae/09427bea9227a33ec834ed5461432752fd5d02b14f93dd68406c91684622/flit_core-3.10.1.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.10.1
2025-06-07T09:47:08,578     Found link https://files.pythonhosted.org/packages/b5/0c/039f1ec352977330a372c783adcbc5c3773868fa71cb00bb7db7b428e76a/flit_core-3.11.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.11.0
2025-06-07T09:47:08,579     Found link https://files.pythonhosted.org/packages/bc/18/b9b81cab2b8f63e6e7f72e1ba2766a0454fcd563e7a77b8299cb917ba805/flit_core-3.11.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.11.0
2025-06-07T09:47:08,580     Found link https://files.pythonhosted.org/packages/f2/65/b6ba90634c984a4fcc02c7e3afe523fef500c4980fec67cc27536ee50acf/flit_core-3.12.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.12.0
2025-06-07T09:47:08,581     Found link https://files.pythonhosted.org/packages/69/59/b6fc2188dfc7ea4f936cd12b49d707f66a1cb7a1d2c16172963534db741b/flit_core-3.12.0.tar.gz (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6), version: 3.12.0
2025-06-07T09:47:08,582   Fetching project page and analyzing links: https://www.piwheels.org/simple/flit-core/
2025-06-07T09:47:08,583   Getting page https://www.piwheels.org/simple/flit-core/
2025-06-07T09:47:08,584   Found index url https://www.piwheels.org/simple/
2025-06-07T09:47:08,585   Looking up "https://www.piwheels.org/simple/flit-core/" in the cache
2025-06-07T09:47:08,586   Request header has "max_age" as 0, cache bypassed
2025-06-07T09:47:08,587   No cache entry available
2025-06-07T09:47:08,588   Starting new HTTPS connection (1): www.piwheels.org:443
2025-06-07T09:47:08,743   Incremented Retry for (url='/simple/flit-core/'): Retry(total=4, connect=None, read=None, redirect=None, status=None)
2025-06-07T09:47:08,744   WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/flit-core/
2025-06-07T09:47:08,745   Starting new HTTPS connection (2): www.piwheels.org:443
2025-06-07T09:47:08,906   Incremented Retry for (url='/simple/flit-core/'): Retry(total=3, connect=None, read=None, redirect=None, status=None)
2025-06-07T09:47:09,408   WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/flit-core/
2025-06-07T09:47:09,410   Starting new HTTPS connection (3): www.piwheels.org:443
2025-06-07T09:47:09,585   Incremented Retry for (url='/simple/flit-core/'): Retry(total=2, connect=None, read=None, redirect=None, status=None)
2025-06-07T09:47:10,587   WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/flit-core/
2025-06-07T09:47:10,589   Starting new HTTPS connection (4): www.piwheels.org:443
2025-06-07T09:47:10,774   Incremented Retry for (url='/simple/flit-core/'): Retry(total=1, connect=None, read=None, redirect=None, status=None)
2025-06-07T09:47:12,776   WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/flit-core/
2025-06-07T09:47:12,778   Starting new HTTPS connection (5): www.piwheels.org:443
2025-06-07T09:47:12,959   Incremented Retry for (url='/simple/flit-core/'): Retry(total=0, connect=None, read=None, redirect=None, status=None)
2025-06-07T09:47:16,961   WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))': /simple/flit-core/
2025-06-07T09:47:16,963   Starting new HTTPS connection (6): www.piwheels.org:443
2025-06-07T09:47:17,136   Could not fetch URL https://www.piwheels.org/simple/flit-core/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='www.piwheels.org', port=443): Max retries exceeded with url: /simple/flit-core/ (Caused by SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate is not yet valid (_ssl.c:992)'))) - skipping
2025-06-07T09:47:17,137   Skipping link: not a file: https://www.piwheels.org/simple/flit-core/
2025-06-07T09:47:17,138   Skipping link: not a file: https://pypi.org/simple/flit-core/
2025-06-07T09:47:17,148   Given no hashes to check 44 links for project 'flit-core': discarding no candidates
2025-06-07T09:47:17,157   Collecting flit_core<4,>=2
2025-06-07T09:47:17,158     Obtaining dependency information for flit_core<4,>=2 from https://files.pythonhosted.org/packages/f2/65/b6ba90634c984a4fcc02c7e3afe523fef500c4980fec67cc27536ee50acf/flit_core-3.12.0-py3-none-any.whl.metadata
2025-06-07T09:47:17,159     Created temporary directory: /tmp/pip-unpack-mbk8p0y9
2025-06-07T09:47:17,162     Looking up "https://files.pythonhosted.org/packages/f2/65/b6ba90634c984a4fcc02c7e3afe523fef500c4980fec67cc27536ee50acf/flit_core-3.12.0-py3-none-any.whl.metadata" in the cache
2025-06-07T09:47:17,165     Current age based on date: 0
2025-06-07T09:47:17,166     Ignoring unknown cache-control directive: immutable
2025-06-07T09:47:17,167     Freshness lifetime from max-age: 365000000
2025-06-07T09:47:17,167     The response is "fresh", returning cached response
2025-06-07T09:47:17,168     365000000 > 0
2025-06-07T09:47:17,170     Using cached flit_core-3.12.0-py3-none-any.whl.metadata (888 bytes)
2025-06-07T09:47:17,174     Created temporary directory: /tmp/pip-metadata-bzgjygjs
2025-06-07T09:47:17,182   Created temporary directory: /tmp/pip-unpack-k2jsk367
2025-06-07T09:47:17,184   Looking up "https://files.pythonhosted.org/packages/f2/65/b6ba90634c984a4fcc02c7e3afe523fef500c4980fec67cc27536ee50acf/flit_core-3.12.0-py3-none-any.whl" in the cache
2025-06-07T09:47:17,188   Current age based on date: 0
2025-06-07T09:47:17,188   Ignoring unknown cache-control directive: immutable
2025-06-07T09:47:17,189   Freshness lifetime from max-age: 365000000
2025-06-07T09:47:17,190   The response is "fresh", returning cached response
2025-06-07T09:47:17,190   365000000 > 0
2025-06-07T09:47:17,193   Using cached flit_core-3.12.0-py3-none-any.whl (45 kB)
2025-06-07T09:47:17,196   Downloading link https://files.pythonhosted.org/packages/f2/65/b6ba90634c984a4fcc02c7e3afe523fef500c4980fec67cc27536ee50acf/flit_core-3.12.0-py3-none-any.whl (from https://pypi.org/simple/flit-core/) (requires-python:>=3.6) to /tmp/pip-unpack-k2jsk367/flit_core-3.12.0-py3-none-any.whl
2025-06-07T09:47:17,797   Installing collected packages: flit_core
2025-06-07T09:47:17,857   Successfully installed flit_core-3.12.0
2025-06-07T09:47:17,858   Removed build tracker: '/tmp/pip-build-tracker-pcse7upk'
2025-06-07T09:47:18,047   Installing build dependencies: finished with status 'done'
2025-06-07T09:47:18,050   Getting requirements to build wheel: started
2025-06-07T09:47:18,051   Running command Getting requirements to build wheel
2025-06-07T09:47:18,503   Getting requirements to build wheel: finished with status 'done'
2025-06-07T09:47:18,506   Created temporary directory: /tmp/pip-modern-metadata-nlbio19c
2025-06-07T09:47:18,508   Preparing metadata (pyproject.toml): started
2025-06-07T09:47:18,509   Running command Preparing metadata (pyproject.toml)
2025-06-07T09:47:18,878   Preparing metadata (pyproject.toml): finished with status 'done'
2025-06-07T09:47:18,883   Source in /tmp/pip-wheel-yy10ulty/upkie-description_86d1f1a55c534c02919950140e308ec5 has version 2.2.0, which satisfies requirement upkie-description==2.2.0 from https://files.pythonhosted.org/packages/d1/ab/2d43c4f8fb85dbd67deec80ccbe42e4ae3b2f0c0f26fb3bec28fcab04959/upkie_description-2.2.0.tar.gz
2025-06-07T09:47:18,884   Removed upkie-description==2.2.0 from https://files.pythonhosted.org/packages/d1/ab/2d43c4f8fb85dbd67deec80ccbe42e4ae3b2f0c0f26fb3bec28fcab04959/upkie_description-2.2.0.tar.gz from build tracker '/tmp/pip-build-tracker-pcse7upk'
2025-06-07T09:47:18,888 Created temporary directory: /tmp/pip-unpack-h7vjjgt4
2025-06-07T09:47:18,889 Created temporary directory: /tmp/pip-unpack-6n8sa8ql
2025-06-07T09:47:18,890 Building wheels for collected packages: upkie-description
2025-06-07T09:47:18,895   Created temporary directory: /tmp/pip-wheel-hc2_oq6w
2025-06-07T09:47:18,896   Destination directory: /tmp/pip-wheel-hc2_oq6w
2025-06-07T09:47:18,898   Building wheel for upkie-description (pyproject.toml): started
2025-06-07T09:47:18,899   Running command Building wheel for upkie-description (pyproject.toml)
2025-06-07T09:47:20,828   Building wheel for upkie-description (pyproject.toml): finished with status 'done'
2025-06-07T09:47:20,965   Created wheel for upkie-description: filename=upkie_description-2.2.0-py3-none-any.whl size=5899410 sha256=7c392e2d7de7d26605f72d3c802031e1ea962a574d091064167f63582563da23
2025-06-07T09:47:20,966   Stored in directory: /tmp/pip-ephem-wheel-cache-wjwzy1cb/wheels/ec/1f/a9/d5eb7d7957f842b30e65d3ed4e7ef631ccb9e8f61589dfb4bc
2025-06-07T09:47:20,978 Successfully built upkie-description
2025-06-07T09:47:21,115 Removed build tracker: '/tmp/pip-build-tracker-pcse7upk'