2026-04-04T07:47:32,815 Created temporary directory: /tmp/pip-ephem-wheel-cache-if_v9k3k
2026-04-04T07:47:32,817 Created temporary directory: /tmp/pip-build-tracker-lnzbrq0n
2026-04-04T07:47:32,817 Initialized build tracking at /tmp/pip-build-tracker-lnzbrq0n
2026-04-04T07:47:32,818 Created build tracker: /tmp/pip-build-tracker-lnzbrq0n
2026-04-04T07:47:32,818 Entered build tracker: /tmp/pip-build-tracker-lnzbrq0n
2026-04-04T07:47:32,819 Created temporary directory: /tmp/pip-wheel-1ze2uivi
2026-04-04T07:47:32,822 DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453
2026-04-04T07:47:32,825 Created temporary directory: /tmp/pip-ephem-wheel-cache-eviv3yuv
2026-04-04T07:47:32,847 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2026-04-04T07:47:32,851 2 location(s) to search for versions of flashinfer-python:
2026-04-04T07:47:32,851 * https://pypi.org/simple/flashinfer-python/
2026-04-04T07:47:32,851 * https://www.piwheels.org/simple/flashinfer-python/
2026-04-04T07:47:32,851 Fetching project page and analyzing links: https://pypi.org/simple/flashinfer-python/
2026-04-04T07:47:32,852 Getting page https://pypi.org/simple/flashinfer-python/
2026-04-04T07:47:32,854 Found index url https://pypi.org/simple
2026-04-04T07:47:33,006 Fetched page https://pypi.org/simple/flashinfer-python/ as application/vnd.pypi.simple.v1+json
2026-04-04T07:47:33,021   Found link https://files.pythonhosted.org/packages/6c/e9/5d6adcf888922a17c6fc52a0e5bed78785239af1219f41e1073b063a07ff/flashinfer_python-0.2.0.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.0.post1
2026-04-04T07:47:33,022   Found link https://files.pythonhosted.org/packages/c8/39/bac839234a3beaab4292e489b4d8941cc97ba4f76474aff0407d7b05a84f/flashinfer_python-0.2.0.post2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.0.post2
2026-04-04T07:47:33,024   Found link https://files.pythonhosted.org/packages/94/74/4dda2a7a7aa08bcfb8039faf2202bf0fea6b378d0d4968864737400fc329/flashinfer_python-0.2.1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.1
2026-04-04T07:47:33,025   Found link https://files.pythonhosted.org/packages/7f/3d/aab500609825108d3f6a4b440a7eeb6436d578d3e781e97ea015fd49a530/flashinfer_python-0.2.1.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.1.post1
2026-04-04T07:47:33,026   Found link https://files.pythonhosted.org/packages/30/ac/afd1d2c472857be8f83389eb506e1413a2ac3a603889bea3cf24d5ab5be5/flashinfer_python-0.2.1.post2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.1.post2
2026-04-04T07:47:33,027   Found link https://files.pythonhosted.org/packages/90/00/833dd50745bc15bb7a7451b77589d444ce963d48c0cb730b4760bfebffad/flashinfer_python-0.2.2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.2
2026-04-04T07:47:33,028   Found link https://files.pythonhosted.org/packages/02/cc/db9635c56653d3fa5a28f14ac858e0801de621aa33d3b528e4781aee906f/flashinfer_python-0.2.2.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.2.post1
2026-04-04T07:47:33,030   Found link https://files.pythonhosted.org/packages/b6/10/2a63f1d09c5b337705236005dc9ccce513dcc08b7fd037cb40426f1695b1/flashinfer_python-0.2.3.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.3
2026-04-04T07:47:33,031   Found link https://files.pythonhosted.org/packages/a4/e5/8d193ccf65b92c009c4be50fdffa88fa0edc8fd6e6169bacaca6bab84d89/flashinfer_python-0.2.4.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.4
2026-04-04T07:47:33,032   Found link https://files.pythonhosted.org/packages/b2/c4/9ec0f79e2480fc5c93307c4a1ac903e5cf33c551c0eaeb648196234b55af/flashinfer_python-0.2.5.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8), version: 0.2.5
2026-04-04T07:47:33,033   Found link https://files.pythonhosted.org/packages/95/4a/a3109d57463d25a153b16c0d0f06495e4d18b727c81f8e08e42e97faaf45/flashinfer_python-0.2.6.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.6
2026-04-04T07:47:33,034   Found link https://files.pythonhosted.org/packages/34/26/3c6f12ffaefbfa0c453030d6e15941269b3a4ffcd267daec32d1a10dda96/flashinfer_python-0.2.6.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.6.post1
2026-04-04T07:47:33,035   Found link https://files.pythonhosted.org/packages/f9/a0/5e700751f2393a504bc5eb2879e77d783a5b70778a254289711323126abc/flashinfer_python-0.2.7.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.7
2026-04-04T07:47:33,036   Found link https://files.pythonhosted.org/packages/c0/10/43cf1ea7a03ca8e75a185190708e48286e1583d781e93d1de130e5d450ca/flashinfer_python-0.2.7.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.7.post1
2026-04-04T07:47:33,037   Found link https://files.pythonhosted.org/packages/f1/80/8dfae62d04af4597d7615b892f346ace68bcb07dfbef2a9e614219d96a8a/flashinfer_python-0.2.8rc1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.8rc1
2026-04-04T07:47:33,038   Found link https://files.pythonhosted.org/packages/72/0e/827624993516e80f62ba88dd368ad5e180c41324f063c00d27fa638a430e/flashinfer_python-0.2.8.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.8
2026-04-04T07:47:33,040   Found link https://files.pythonhosted.org/packages/17/50/42afc9a81031939140fcbfd93e5a3652dc4995e338b4e6d007b0dda04f93/flashinfer_python-0.2.9rc1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.9rc1
2026-04-04T07:47:33,041   Found link https://files.pythonhosted.org/packages/ed/1a/9f30eda3178ed2f5f7e311ae0011d02c4542d087f84c9247e4b30668b767/flashinfer_python-0.2.9rc2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.9rc2
2026-04-04T07:47:33,042   Found link https://files.pythonhosted.org/packages/45/fc/4deff13f1420cc6e5871b7505a6c0d9031eb49cd09571ae576aec59bed61/flashinfer_python-0.2.9.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.9
2026-04-04T07:47:33,043   Found link https://files.pythonhosted.org/packages/74/e4/2c6d6a19d13ed13d4863f6900febe72b502334e43292d5fe9a1ac2f6c5be/flashinfer_python-0.2.10.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.10
2026-04-04T07:47:33,044   Found link https://files.pythonhosted.org/packages/72/8b/f315dda5993d1c018ca5ecfef0775c6a3c7a8f59ac426fabb7f3f6b93482/flashinfer_python-0.2.11.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.11
2026-04-04T07:47:33,045   Found link https://files.pythonhosted.org/packages/37/e3/2e8e31f7f7ee26f39968264e4fcf74f9810d90e940859016d974106ed5c6/flashinfer_python-0.2.11.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.11.post1
2026-04-04T07:47:33,046   Found link https://files.pythonhosted.org/packages/b6/01/fa069f076cfe5bed34ddc3b7f772aa09c70e03e572dd9d3569ff887f33b1/flashinfer_python-0.2.11.post2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.11.post2
2026-04-04T07:47:33,047   Found link https://files.pythonhosted.org/packages/a3/09/5d89ef0bc2d19d3ebcf3b9fa621c945909f681818c9d55aa3181921db874/flashinfer_python-0.2.11.post3.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.11.post3
2026-04-04T07:47:33,048   Found link https://files.pythonhosted.org/packages/b9/5a/7a839afb07af313549b9d9f1057b02aaf067f020267d5a9d128e50596bf4/flashinfer_python-0.2.12.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.12
2026-04-04T07:47:33,050   Found link https://files.pythonhosted.org/packages/f2/20/e79142a9f26aab61b17e2c906a49e9a3d3c656d97608c8773785c3b13140/flashinfer_python-0.2.13.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.13
2026-04-04T07:47:33,051   Found link https://files.pythonhosted.org/packages/ed/26/d1eac56b37d225cb3f84495bd897829dece21f62463487f3c1d9cafe78a0/flashinfer_python-0.2.14.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.14
2026-04-04T07:47:33,052   Found link https://files.pythonhosted.org/packages/94/d4/4a2bf3d49f84b2d975925c1c024790b4e4768bdefbc5e27529d68368355a/flashinfer_python-0.2.14.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.2.14.post1
2026-04-04T07:47:33,053   Found link https://files.pythonhosted.org/packages/56/e3/7c0a4df2640a97ecfed45fe9110ecc6a67d4967278723abf8e6531b6bc1f/flashinfer_python-0.3.0rc1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.3.0rc1
2026-04-04T07:47:33,054   Found link https://files.pythonhosted.org/packages/1f/b4/5c4cbb0f3cbc5e8d4c19b3f163c048eed959a0ac0c603cfb3939a3079c52/flashinfer_python-0.3.0.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.3.0
2026-04-04T07:47:33,055   Found link https://files.pythonhosted.org/packages/59/1b/83a9c58432b4a5d6ff04b97d4873bedfb5e35d38972ca8946b3acdbffeb4/flashinfer_python-0.3.0.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.3.0.post1
2026-04-04T07:47:33,056   Found link https://files.pythonhosted.org/packages/ba/71/dd3001b8be8174d90561764a5f3be4ca219517bde2841189ea6973a3873f/flashinfer_python-0.3.1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.3.1
2026-04-04T07:47:33,057   Found link https://files.pythonhosted.org/packages/49/a7/f5bd3878f94fc47e25ecc0828f910233022366f7e832dfa02f3617fad41f/flashinfer_python-0.3.1.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.3.1.post1
2026-04-04T07:47:33,058   Found link https://files.pythonhosted.org/packages/df/b4/f113bb950e5244d1c72c3d73c03fac0db939f085670e3a45a41fe92ffde0/flashinfer_python-0.4.0rc0.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.4.0rc0
2026-04-04T07:47:33,060   Found link https://files.pythonhosted.org/packages/2e/a8/adceccda3aae01b7bdb5f99c68a2b401c58600f34a6386d9489ff736cdbc/flashinfer_python-0.4.0rc1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.4.0rc1
2026-04-04T07:47:33,061   Found link https://files.pythonhosted.org/packages/15/c0/5fb88fc273fed23dbf3b0ef0bffa7db26e2df24e016202df1b4e98b95879/flashinfer_python-0.4.0rc2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.4.0rc2
2026-04-04T07:47:33,062   Found link https://files.pythonhosted.org/packages/65/91/cf9e3a0a2626711bfab18ea4a4c739e0eb823e9513addc0e9e1b8f929538/flashinfer_python-0.4.0rc3.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.4.0rc3
2026-04-04T07:47:33,063   Found link https://files.pythonhosted.org/packages/94/ec/bdcc0ec502994d544cbe69763d999458ae2deda67e58c1cb2d85867677c4/flashinfer_python-0.4.0rc4.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.4.0rc4
2026-04-04T07:47:33,064   Found link https://files.pythonhosted.org/packages/08/29/f5609be182174e8c97124baeb90bb955fe05e2e1353776f48e226c153214/flashinfer_python-0.4.0.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.4.0
2026-04-04T07:47:33,066   Found link https://files.pythonhosted.org/packages/64/cf/f82142abd7c819fb84a53f18fe1ac9e7cf1af8790b93c06dbf430001473b/flashinfer_python-0.4.1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.4.1
2026-04-04T07:47:33,067   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/c7/92/126dacc3476fab07478bdfc9944abd22aafa1000088d93bf86fb9ec78a29/flashinfer_python-0.5.0rc1-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,068   Found link https://files.pythonhosted.org/packages/53/47/a759f1ae9ef4ceb4e12895665b65dfacea2085494626e764627dd3548fa8/flashinfer_python-0.5.0rc1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.5.0rc1
2026-04-04T07:47:33,068   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/fb/aa/7b5d28c2aec11acfce18f2655d0b4614c7e34547fab218b4f2fd0d57bdce/flashinfer_python-0.5.0rc2-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,069   Found link https://files.pythonhosted.org/packages/3d/5a/58a7b60f79a1ac9c652b4055b06e88b5f57e8ef4c7dd4830ef48fa4cc265/flashinfer_python-0.5.0rc2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.5.0rc2
2026-04-04T07:47:33,070   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/5f/8f/7077cf0a44056a65045a793d6d55845d95818fb6455bfebb44ddea7e1f12/flashinfer_python-0.5.0rc3-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,071   Found link https://files.pythonhosted.org/packages/60/d1/8c90d6dfc95ab609028e9d541a6cdb3483f5c1475b07d97465ff3f0db14c/flashinfer_python-0.5.0rc3.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.5.0rc3
2026-04-04T07:47:33,072   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/eb/8a/425b75b44ce5eeefe01dd61d4ee260b8e5f9dcf1a500d5f08d6cd4095d3a/flashinfer_python-0.5.0-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,073   Found link https://files.pythonhosted.org/packages/e3/1d/b82cd2606f4f0033e2fb28194dc3b04fd8101643e4ceb1d13fb1466cfd28/flashinfer_python-0.5.0.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.5.0
2026-04-04T07:47:33,073   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/f4/f1/33dedad087a2bc3d66244126bd5d1c79721ea22d1f2124299f9e5bdaf3b1/flashinfer_python-0.5.1-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,075   Found link https://files.pythonhosted.org/packages/6c/bb/897c3b9d683dcf6490f70e468efb585eebcd673970b13a04ed947b491982/flashinfer_python-0.5.1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.5.1
2026-04-04T07:47:33,075   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/8d/0c/4a8ffbbc0d85e314f534cf5c32711f2af5d5e6e49225a5a414400a67b684/flashinfer_python-0.5.2-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,077   Found link https://files.pythonhosted.org/packages/d8/04/e357eaa50238e12c49e66fcf47f83e066e741ef19a117c136782b32eafbb/flashinfer_python-0.5.2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9), version: 0.5.2
2026-04-04T07:47:33,077   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/76/78/6dc7e7da8cb87c9965644ea0d2439457a1bc9256c45ceda0044595be4143/flashinfer_python-0.5.3-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,078   Found link https://files.pythonhosted.org/packages/b4/91/cca69baeff24bb3efd12c7479a026432c8717ee47193694010494c528b22/flashinfer_python-0.5.3.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.5.3
2026-04-04T07:47:33,079   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/b2/0c/cb2d60eb86f0171451d676f17b90484ab66baf73c54cefe15c9a7c800739/flashinfer_python-0.6.0rc1-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,080   Found link https://files.pythonhosted.org/packages/53/2a/e855be4851ad6bfcebed929807fb541715f9a3a7d7b239b696e635b49d0e/flashinfer_python-0.6.0rc1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.0rc1
2026-04-04T07:47:33,081   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/05/22/9193f1da2468acec8ba99c4bee8aeacbda489777acf00b5871a73209acf7/flashinfer_python-0.6.0rc2-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,082   Found link https://files.pythonhosted.org/packages/1b/71/dd1bb86ea531e5c1a34f8ad851901bf2e2ce500618b5a4da19bd69f7de11/flashinfer_python-0.6.0rc2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.0rc2
2026-04-04T07:47:33,082   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/33/90/5834597488f5ea62b1cc874338125c79ce21c11d777ac6f7b47f12cf2bb3/flashinfer_python-0.6.0-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,083   Found link https://files.pythonhosted.org/packages/ad/8d/c7330f27f09b9110af2f6c44c6f68d7b536f525f8ac539210073bfcdb965/flashinfer_python-0.6.0.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.0
2026-04-04T07:47:33,084   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/76/d5/bca632bb5781689415186421bbee2ad39ae8a39b0996d579c76901e5c66f/flashinfer_python-0.6.1-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,085   Found link https://files.pythonhosted.org/packages/68/81/5a84e14df7358d2c2903b18c6f2779bd4b4a6739076d01a847d4c18fb102/flashinfer_python-0.6.1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.1
2026-04-04T07:47:33,086   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/aa/c0/ee819d16f6b40e287727bb3db471f4eaa9e0372e233bf2f7343faaa3009f/flashinfer_python-0.6.2-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,087   Found link https://files.pythonhosted.org/packages/89/86/b25115177606ae3b6cec373d290798c28e185d033b66f6b80a89589e7786/flashinfer_python-0.6.2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.2
2026-04-04T07:47:33,088   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/33/13/2d95248101d8cb978db9000a4dceafb5b122484a694b53e84df1ac2a7b3d/flashinfer_python-0.6.3-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,089   Found link https://files.pythonhosted.org/packages/d6/aa/c564313b42dee7573da4ed0e441844f0c2bd827aecc9f29ea02c3838ffae/flashinfer_python-0.6.3.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.3
2026-04-04T07:47:33,090   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/17/9a/d2bab76d2bb15062c6a2329614653e4f8bec9c78eec9069856ef0c7c0a79/flashinfer_python-0.6.4-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,091   Found link https://files.pythonhosted.org/packages/77/45/15645d2a4ee81d08206f3e132a77323e48312f510462415d7cd1122eba43/flashinfer_python-0.6.4.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.4
2026-04-04T07:47:33,092   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/4f/83/eea2a74700b5fcae36ee2b748db9c3554a83a3f9e2dc4f3816369c5cb653/flashinfer_python-0.6.5-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,093   Found link https://files.pythonhosted.org/packages/e2/2f/5c52276af3cc40ac1f6eaf823ccd8e257f77e2fe5d465fa641ad3dba4d1b/flashinfer_python-0.6.5.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.5
2026-04-04T07:47:33,093   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/e0/61/385d06755f3ab66333018285657adf0daf8a90a129448231fd09e315bd2e/flashinfer_python-0.6.6-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,094   Found link https://files.pythonhosted.org/packages/03/70/c5a235297351021f5d3d3233523a85f5a6468495587489ad2f257e8eafe2/flashinfer_python-0.6.6.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.6
2026-04-04T07:47:33,095   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/f1/e8/91361a5f07667f36181cfd08e2d7d28be4cae2aa5a24016339174b308c38/flashinfer_python-0.6.7-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,096   Found link https://files.pythonhosted.org/packages/d9/2d/aa36fa1fee744c46fef99436baea5cda4a34244846c1df0fea97eaa9a856/flashinfer_python-0.6.7.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.7
2026-04-04T07:47:33,096   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/16/92/516c79e5d8d1f0b41793e499c37a9299115ac8bc05171661b30d4a94beb8/flashinfer_python-0.6.7.post1-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,097   Found link https://files.pythonhosted.org/packages/60/6c/4b1a3d380c04306bde63412043e679d5a52d3da7feed91f1e9ba8ce8bc3f/flashinfer_python-0.6.7.post1.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.7.post1
2026-04-04T07:47:33,098   Skipping link: No binaries permitted for flashinfer-python: https://files.pythonhosted.org/packages/62/9e/bf26a95bb219eb3d43cc6f3cd1dde6f560081fbcb50f846535c9f571a807/flashinfer_python-0.6.7.post2-py3-none-any.whl (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,099   Found link https://files.pythonhosted.org/packages/cc/95/81eafb78574312db79ef7144a4e77f2fee015343f413ef3000f279c8a118/flashinfer_python-0.6.7.post2.tar.gz (from https://pypi.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10), version: 0.6.7.post2
2026-04-04T07:47:33,100 Fetching project page and analyzing links: https://www.piwheels.org/simple/flashinfer-python/
2026-04-04T07:47:33,101 Getting page https://www.piwheels.org/simple/flashinfer-python/
2026-04-04T07:47:33,102 Found index url https://www.piwheels.org/simple
2026-04-04T07:47:33,277 Fetched page https://www.piwheels.org/simple/flashinfer-python/ as text/html
2026-04-04T07:47:33,286   Skipping link: No binaries permitted for flashinfer-python: https://www.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.7.post1-py3-none-any.whl#sha256=c9bf5183228f6636ddb26d7354f250af4b2385876527538a0ff7f94fd48207d2 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,287   Skipping link: No binaries permitted for flashinfer-python: https://www.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.7-py3-none-any.whl#sha256=9b349825a2d26c3e4653c594d7a1d7b2126a43b29a4a70a6d48f3aaac23b96f3 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,287   Skipping link: No binaries permitted for flashinfer-python: https://www.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.6-py3-none-any.whl#sha256=94791e01c31510c057b4decabff24cbc62466682667867e84214c62c45d9b343 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,288   Skipping link: No binaries permitted for flashinfer-python: https://www.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.5-py3-none-any.whl#sha256=4b0a6c246959ca2dbc232fa1fe2f17ff857fd258de5dfacfa45033f21b6b7b93 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,288   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.4-py3-none-any.whl#sha256=22ee7972266bb31ce1583330769efc0ecd001fb70371531ce4c77f2d6eda0d59 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,289   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.3-py3-none-any.whl#sha256=ed3282188580afd663819924a772b2b531ac5bb88438bbe89d0baf67fe8c9fa5 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,289   Skipping link: No binaries permitted for flashinfer-python: https://www.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.1-py3-none-any.whl#sha256=9e0e308062a81d4e4c462313bfe33edce7712309e8c89aed722065249e644833 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,290   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.0-py3-none-any.whl#sha256=7ebc0582df714a933fc4c58ed4d12f4e61b4ad30b22b9155f290e96ee3eee3a0 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,290   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.0rc2-py3-none-any.whl#sha256=63057b7ee43a4f6764c6ed8fe4c4c6de5a94da058fe0975bf279db0567c26204 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,291   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.6.0rc1-py3-none-any.whl#sha256=e30a125bf89f8155f83aca80e5fb88a3d81224225485ce70f0f4c4c3a27da92c (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,292   Skipping link: No binaries permitted for flashinfer-python: https://www.piwheels.org/simple/flashinfer-python/flashinfer_python-0.5.3-py3-none-any.whl#sha256=1de562233dfbd8de835c2eb757275a7759eda034460093c1eb9ff3c7d5c0845d (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.10)
2026-04-04T07:47:33,292   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.5.2-py3-none-any.whl#sha256=bd3d206d1243bee523cf6cda27e0219e8fdf9026ade2e32045c8d9d4b7f7bf7a (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,293   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.5.1-py3-none-any.whl#sha256=8d73e4b66b7eb7fc4500f7f7e61aa194efebc769e7da1635a86506c97bf6fa0d (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,293   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.5.0-py3-none-any.whl#sha256=ac991d1911cff4a7453f02d88922803e7ca794a0af1dceaa920e33b81c78f5c8 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,294   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.5.0rc3-py3-none-any.whl#sha256=8799f4a93afc14042ac6f521f6fb682e4d62d738dc18a1e8798b7a2ba5b2e4ec (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,294   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.5.0rc2-py3-none-any.whl#sha256=4ee4d438c8c7fdc242a917c3f97076562f3c44411dcaceb4f7d29082c41c0f8c (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,295   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.5.0rc1-py3-none-any.whl#sha256=a9d675075f3cb79ac1b5cba9e8430496d3983127609dc780a117b2b44bdb025d (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,295   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.4.1-py3-none-any.whl#sha256=8fc8fc3233781e384689c5f202124ae7d266cb8dee14055cbb3c90fca530bf7f (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,296   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.4.0-py3-none-any.whl#sha256=da0141b2163f9703e49972728eeb502d45eda60c25529a460d0d0d61963eedb2 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.9)
2026-04-04T07:47:33,296   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.5-py3-none-any.whl#sha256=cb2a17c3ea5f47f8129f6410e2892f30051e15665f2ae54db540c8677c187d31 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,297   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.4-py3-none-any.whl#sha256=4a85bd6ac785f106f0ad9fe213abf42f96ab84ccd04aec3ab9acf76d47d2aa3f (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,297   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.3-py3-none-any.whl#sha256=b8ead688a4857a2b360c992fb46ae2930fc4c43b50a092b7e42a13b40ee195da (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,298   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.2.post1-py3-none-any.whl#sha256=0097a08376ae147084ea6bd0848fc2ea1764f524c510a48755aa8c63259b4466 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,299   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.2-py3-none-any.whl#sha256=c109a340b7e60cb57d8c9ccec2c10e303a36b82a56ba8dcaaa0efbee2a48b97f (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,299   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.1.post2-py3-none-any.whl#sha256=dc91f387ba09e4df899238705ec37bbe3648395d828240b77db84378d1b91e9e (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,300   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.1.post1-py3-none-any.whl#sha256=a44b9d872cf2ba6812d3c0750d98ad01b73e9ccbede933c7eade01b6c27b6232 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,300   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.1-py3-none-any.whl#sha256=e07427d9eff1b8d091b5837c3ffc4fe7885dbf01d271d7225f7a89a2e3925f27 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,301   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.0.post2-py3-none-any.whl#sha256=52c20b84ef1e848dd49c726ffc27801df8acccb4038aea61a2d73fa685bf75f8 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,301   Skipping link: No binaries permitted for flashinfer-python: https://archive1.piwheels.org/simple/flashinfer-python/flashinfer_python-0.2.0.post1-py3-none-any.whl#sha256=783c1039e0a7db0478a579d5cc54894def70ae601b1e5b90a3c3de2209334bf3 (from https://www.piwheels.org/simple/flashinfer-python/) (requires-python:<4.0,>=3.8)
2026-04-04T07:47:33,302 Skipping link: not a file: https://www.piwheels.org/simple/flashinfer-python/
2026-04-04T07:47:33,302 Skipping link: not a file: https://pypi.org/simple/flashinfer-python/
2026-04-04T07:47:33,329 Given no hashes to check 1 links for project 'flashinfer-python': discarding no candidates
2026-04-04T07:47:33,349 Collecting flashinfer-python==0.6.7.post2
2026-04-04T07:47:33,351   Created temporary directory: /tmp/pip-unpack-46pr7wgw
2026-04-04T07:47:33,597   Downloading flashinfer_python-0.6.7.post2.tar.gz (6.5 MB)
2026-04-04T07:47:40,770   Added flashinfer-python==0.6.7.post2 from https://files.pythonhosted.org/packages/cc/95/81eafb78574312db79ef7144a4e77f2fee015343f413ef3000f279c8a118/flashinfer_python-0.6.7.post2.tar.gz to build tracker '/tmp/pip-build-tracker-lnzbrq0n'
2026-04-04T07:47:40,782   Created temporary directory: /tmp/pip-build-env-myaipdej
2026-04-04T07:47:40,789   Installing build dependencies: started
2026-04-04T07:47:40,790   Running command pip subprocess to install build dependencies
2026-04-04T07:47:42,011   Using pip 23.0.1 from /usr/lib/python3/dist-packages/pip (python 3.11)
2026-04-04T07:47:42,445   DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453
2026-04-04T07:47:42,471   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2026-04-04T07:47:44,229   Collecting setuptools>=77
2026-04-04T07:47:44,309     Using cached https://www.piwheels.org/simple/setuptools/setuptools-82.0.1-py3-none-any.whl (1.0 MB)
2026-04-04T07:47:44,526   Collecting packaging>=24
2026-04-04T07:47:44,544     Using cached https://www.piwheels.org/simple/packaging/packaging-26.0-py3-none-any.whl (74 kB)
2026-04-04T07:47:45,172   Collecting apache-tvm-ffi!=0.1.8,!=0.1.8.post0,<0.2,>=0.1.6
2026-04-04T07:47:45,190     Downloading https://www.piwheels.org/simple/apache-tvm-ffi/apache_tvm_ffi-0.1.9-cp311-cp311-linux_armv7l.whl (2.2 MB)
2026-04-04T07:47:45,399        ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 2.2/2.2 MB 11.2 MB/s eta 0:00:00
2026-04-04T07:47:45,621   Collecting typing-extensions>=4.5
2026-04-04T07:47:45,639     Using cached https://www.piwheels.org/simple/typing-extensions/typing_extensions-4.15.0-py3-none-any.whl (44 kB)
2026-04-04T07:47:48,671   Installing collected packages: typing-extensions, setuptools, packaging, apache-tvm-ffi
2026-04-04T07:47:52,957     Creating /tmp/pip-build-env-myaipdej/overlay/local/bin
2026-04-04T07:47:52,959     changing mode of /tmp/pip-build-env-myaipdej/overlay/local/bin/tvm-ffi-config to 755
2026-04-04T07:47:52,961     changing mode of /tmp/pip-build-env-myaipdej/overlay/local/bin/tvm-ffi-stubgen to 755
2026-04-04T07:47:52,993   Successfully installed apache-tvm-ffi-0.1.9 packaging-26.0 setuptools-82.0.1 typing-extensions-4.15.0
2026-04-04T07:47:53,313   Installing build dependencies: finished with status 'done'
2026-04-04T07:47:53,320   Getting requirements to build wheel: started
2026-04-04T07:47:53,321   Running command Getting requirements to build wheel
2026-04-04T07:48:00,850   Build metadata file already exists (not in git repo), keeping it
2026-04-04T07:48:00,917   Getting requirements to build wheel: finished with status 'done'
2026-04-04T07:48:00,921   Created temporary directory: /tmp/pip-modern-metadata-kughnksg
2026-04-04T07:48:00,923   Preparing metadata (pyproject.toml): started
2026-04-04T07:48:00,924   Running command Preparing metadata (pyproject.toml)
2026-04-04T07:48:01,765   Build metadata file already exists (not in git repo), keeping it
2026-04-04T07:48:01,766   Traceback (most recent call last):
2026-04-04T07:48:01,766     File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 353, in <module>
2026-04-04T07:48:01,767       main()
2026-04-04T07:48:01,767     File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 335, in main
2026-04-04T07:48:01,767       json_out['return_val'] = hook(**hook_input['kwargs'])
2026-04-04T07:48:01,768                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,769     File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 149, in prepare_metadata_for_build_wheel
2026-04-04T07:48:01,769       return hook(metadata_directory, config_settings)
2026-04-04T07:48:01,770              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,770     File "/tmp/pip-wheel-1ze2uivi/flashinfer-python_67f593936fe64a1690a9ddc12bba107d/build_backend.py", line 158, in prepare_metadata_for_build_wheel
2026-04-04T07:48:01,771       _prepare_for_wheel()
2026-04-04T07:48:01,771     File "/tmp/pip-wheel-1ze2uivi/flashinfer-python_67f593936fe64a1690a9ddc12bba107d/build_backend.py", line 115, in _prepare_for_wheel
2026-04-04T07:48:01,772       shutil.rmtree(_data_dir)
2026-04-04T07:48:01,773     File "/usr/lib/python3.11/shutil.py", line 732, in rmtree
2026-04-04T07:48:01,773       _rmtree_safe_fd(fd, path, onerror)
2026-04-04T07:48:01,774     File "/usr/lib/python3.11/shutil.py", line 660, in _rmtree_safe_fd
2026-04-04T07:48:01,774       _rmtree_safe_fd(dirfd, fullname, onerror)
2026-04-04T07:48:01,775     File "/usr/lib/python3.11/shutil.py", line 660, in _rmtree_safe_fd
2026-04-04T07:48:01,776       _rmtree_safe_fd(dirfd, fullname, onerror)
2026-04-04T07:48:01,777     File "/usr/lib/python3.11/shutil.py", line 660, in _rmtree_safe_fd
2026-04-04T07:48:01,778       _rmtree_safe_fd(dirfd, fullname, onerror)
2026-04-04T07:48:01,779     File "/usr/lib/python3.11/shutil.py", line 666, in _rmtree_safe_fd
2026-04-04T07:48:01,779       onerror(os.rmdir, fullname, sys.exc_info())
2026-04-04T07:48:01,780     File "/usr/lib/python3.11/shutil.py", line 664, in _rmtree_safe_fd
2026-04-04T07:48:01,781       os.rmdir(entry.name, dir_fd=topfd)
2026-04-04T07:48:01,782   OSError: [Errno 39] Directory not empty: 'arch'
2026-04-04T07:48:01,844   ERROR: [present-rich] Preparing metadata (pyproject.toml) exited with 1
2026-04-04T07:48:01,856   [bold magenta]full command[/]: [blue]/usr/bin/python3 /usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py prepare_metadata_for_build_wheel /tmp/tmp218d5vij[/]
2026-04-04T07:48:01,857   [bold magenta]cwd[/]: /tmp/pip-wheel-1ze2uivi/flashinfer-python_67f593936fe64a1690a9ddc12bba107d
2026-04-04T07:48:01,857   Preparing metadata (pyproject.toml): finished with status 'error'
2026-04-04T07:48:01,860 ERROR: [present-rich] metadata generation failed
2026-04-04T07:48:01,865 Exception information:
2026-04-04T07:48:01,865 Traceback (most recent call last):
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata.py", line 35, in generate_metadata
2026-04-04T07:48:01,865     distinfo_dir = backend.prepare_metadata_for_build_wheel(metadata_dir)
2026-04-04T07:48:01,865                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/utils/misc.py", line 746, in prepare_metadata_for_build_wheel
2026-04-04T07:48:01,865     return super().prepare_metadata_for_build_wheel(
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_impl.py", line 186, in prepare_metadata_for_build_wheel
2026-04-04T07:48:01,865     return self._call_hook('prepare_metadata_for_build_wheel', {
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_impl.py", line 311, in _call_hook
2026-04-04T07:48:01,865     self._subprocess_runner(
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 252, in runner
2026-04-04T07:48:01,865     call_subprocess(
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess
2026-04-04T07:48:01,865     raise error
2026-04-04T07:48:01,865 pip._internal.exceptions.InstallationSubprocessError: Preparing metadata (pyproject.toml) exited with 1
2026-04-04T07:48:01,865 
2026-04-04T07:48:01,865 The above exception was the direct cause of the following exception:
2026-04-04T07:48:01,865 
2026-04-04T07:48:01,865 Traceback (most recent call last):
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 160, in exc_logging_wrapper
2026-04-04T07:48:01,865     status = run_func(*args)
2026-04-04T07:48:01,865              ^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 247, in wrapper
2026-04-04T07:48:01,865     return func(self, options, args)
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 170, in run
2026-04-04T07:48:01,865     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2026-04-04T07:48:01,865                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 92, in resolve
2026-04-04T07:48:01,865     result = self._result = resolver.resolve(
2026-04-04T07:48:01,865                             ^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve
2026-04-04T07:48:01,865     state = resolution.resolve(requirements, max_rounds=max_rounds)
2026-04-04T07:48:01,865             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve
2026-04-04T07:48:01,865     self._add_to_criteria(self.state.criteria, r, parent=None)
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _add_to_criteria
2026-04-04T07:48:01,865     if not criterion.candidates:
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 151, in __bool__
2026-04-04T07:48:01,865     return bool(self._sequence)
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__
2026-04-04T07:48:01,865     return any(self)
2026-04-04T07:48:01,865            ^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in <genexpr>
2026-04-04T07:48:01,865     return (c for c in iterator if id(c) not in self._incompatible_ids)
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built
2026-04-04T07:48:01,865     candidate = func()
2026-04-04T07:48:01,865                 ^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 206, in _make_candidate_from_link
2026-04-04T07:48:01,865     self._link_candidate_cache[link] = LinkCandidate(
2026-04-04T07:48:01,865                                        ^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 297, in __init__
2026-04-04T07:48:01,865     super().__init__(
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 162, in __init__
2026-04-04T07:48:01,865     self.dist = self._prepare()
2026-04-04T07:48:01,865                 ^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 231, in _prepare
2026-04-04T07:48:01,865     dist = self._prepare_distribution()
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 308, in _prepare_distribution
2026-04-04T07:48:01,865     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 491, in prepare_linked_requirement
2026-04-04T07:48:01,865     return self._prepare_linked_requirement(req, parallel_builds)
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 577, in _prepare_linked_requirement
2026-04-04T07:48:01,865     dist = _get_prepared_distribution(
2026-04-04T07:48:01,865            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 69, in _get_prepared_distribution
2026-04-04T07:48:01,865     abstract_dist.prepare_distribution_metadata(
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 61, in prepare_distribution_metadata
2026-04-04T07:48:01,865     self.req.prepare_metadata()
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 539, in prepare_metadata
2026-04-04T07:48:01,865     self.metadata_directory = generate_metadata(
2026-04-04T07:48:01,865                               ^^^^^^^^^^^^^^^^^^
2026-04-04T07:48:01,865   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata.py", line 37, in generate_metadata
2026-04-04T07:48:01,865     raise MetadataGenerationFailed(package_details=details) from error
2026-04-04T07:48:01,865 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2026-04-04T07:48:01,879 Removed flashinfer-python==0.6.7.post2 from https://files.pythonhosted.org/packages/cc/95/81eafb78574312db79ef7144a4e77f2fee015343f413ef3000f279c8a118/flashinfer_python-0.6.7.post2.tar.gz from build tracker '/tmp/pip-build-tracker-lnzbrq0n'
2026-04-04T07:48:01,880 Removed build tracker: '/tmp/pip-build-tracker-lnzbrq0n'