2026-05-27T10:21:41,914 Created temporary directory: /tmp/pip-ephem-wheel-cache-am9hyh7s
2026-05-27T10:21:41,917 Created temporary directory: /tmp/pip-build-tracker-l6piu9g3
2026-05-27T10:21:41,917 Initialized build tracking at /tmp/pip-build-tracker-l6piu9g3
2026-05-27T10:21:41,918 Created build tracker: /tmp/pip-build-tracker-l6piu9g3
2026-05-27T10:21:41,918 Entered build tracker: /tmp/pip-build-tracker-l6piu9g3
2026-05-27T10:21:41,919 Created temporary directory: /tmp/pip-wheel-v0auwdxa
2026-05-27T10:21:41,922 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
2026-05-27T10:21:41,925 Created temporary directory: /tmp/pip-ephem-wheel-cache-0ynxq8bb
2026-05-27T10:21:41,947 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2026-05-27T10:21:41,951 2 location(s) to search for versions of flash-attn-4:
2026-05-27T10:21:41,951 * https://pypi.org/simple/flash-attn-4/
2026-05-27T10:21:41,951 * https://www.piwheels.org/simple/flash-attn-4/
2026-05-27T10:21:41,951 Fetching project page and analyzing links: https://pypi.org/simple/flash-attn-4/
2026-05-27T10:21:41,952 Getting page https://pypi.org/simple/flash-attn-4/
2026-05-27T10:21:41,953 Found index url https://pypi.org/simple
2026-05-27T10:21:42,104 Fetched page https://pypi.org/simple/flash-attn-4/ as application/vnd.pypi.simple.v1+json
2026-05-27T10:21:42,110   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/76/13/06fd1cc5716ee960f6c678ec09ad037df6dcb9605d50448aef33f663b341/flash_attn_4-0.0.1-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,111   Found link https://files.pythonhosted.org/packages/d9/c7/4236d83abcd6a5235f921a74251a99df37177e1ecd3e6879967a47fd63f0/flash_attn_4-0.0.1.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 0.0.1
2026-05-27T10:21:42,111   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/d6/85/50b336261a4e7c801215e2a6e8ef9cc6f236e8ad7ed6eea31e8cb66c1804/flash_attn_4-4.0.0b3-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,112   Found link https://files.pythonhosted.org/packages/8a/36/aab028ba5843b3ba21d37434c2b8891e4f105ec586261960086903b34228/flash_attn_4-4.0.0b3.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b3
2026-05-27T10:21:42,113   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/73/8e/b27eed4f2dcb9e5a89719e2233be36e86faa64fd1bead802265c7a7b046c/flash_attn_4-4.0.0b4-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,114   Found link https://files.pythonhosted.org/packages/aa/a4/5ef0725e72c803b3dc9fe2dcd1e2e1b06712b7ca69bcaababae3d7f078d0/flash_attn_4-4.0.0b4.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b4
2026-05-27T10:21:42,115   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/24/f7/01ee2576ce41f9884d291ee21861ef194afc0b2b1ce3bd175fc7a6e1b133/flash_attn_4-4.0.0b5-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,116   Found link https://files.pythonhosted.org/packages/7a/37/5b0128141da6faf03ec0cee1fc30061a3f50a3a4fcf6bc2a8bafa32e4cd2/flash_attn_4-4.0.0b5.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b5
2026-05-27T10:21:42,117   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/43/ae/2fc8645593f12bce760c944d5545ce11b8f45a817421a8ea4e67fe313c5b/flash_attn_4-4.0.0b7-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,118   Found link https://files.pythonhosted.org/packages/8e/8d/a074d34ab7d5b82c4ccd6018543ee410101b00bc5c0e6ced78625f680d2b/flash_attn_4-4.0.0b7.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b7
2026-05-27T10:21:42,119   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/47/15/a5bfe1e92c868331a16747543f1b937074a6b398caf630c4813336d70418/flash_attn_4-4.0.0b8-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,120   Found link https://files.pythonhosted.org/packages/6a/3d/22e3a3f17a1d0b405c2f08788353c074b173af1ae359985d207826bff0bc/flash_attn_4-4.0.0b8.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b8
2026-05-27T10:21:42,120   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/cb/12/8fe6b6a416fb43ec28fb004d9016e1dccc4e14cfb125ab6530d6f2a79002/flash_attn_4-4.0.0b9-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,121   Found link https://files.pythonhosted.org/packages/f7/7a/44a1daf4cc182043bc9956b04ccb02998ce788b9ef3ebbceb542c6b594cb/flash_attn_4-4.0.0b9.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b9
2026-05-27T10:21:42,122   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/4a/cd/1e8485b6f6e4f1bf5f7e6cd0b2e183eadc8f4da86fce388e8514a78a6fe2/flash_attn_4-4.0.0b10-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,123   Found link https://files.pythonhosted.org/packages/0b/ed/7e241bfddd30df26041a74f6a6c5ac39f67075995f9fcbb396312f851e3f/flash_attn_4-4.0.0b10.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b10
2026-05-27T10:21:42,123   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/6f/d4/f0729540f5888a03668b6dba797286ad91e2286a9579fcfd06073ab17b12/flash_attn_4-4.0.0b11-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,124   Found link https://files.pythonhosted.org/packages/a4/04/c72568525a15cf7c9d3c8b99eb7a02134dbff2dd829f52e68d57b4ee2ac5/flash_attn_4-4.0.0b11.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b11
2026-05-27T10:21:42,125   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/f8/54/1724780fc11afb947947c1373c6072bc781035617b4948bd17248ff04fe9/flash_attn_4-4.0.0b12-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,126   Found link https://files.pythonhosted.org/packages/9f/92/d8e11ce2a492740ce059cdc048e53d92654ecdf0e3805eb242c83a794eb6/flash_attn_4-4.0.0b12.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b12
2026-05-27T10:21:42,126   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/cc/98/63eb8eeb4d28aa20b2ed55cdc1a29ff2f54a49d255117e2c058a416c38b1/flash_attn_4-4.0.0b13-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,127   Found link https://files.pythonhosted.org/packages/fc/ba/999e321e0ebd555c8084912b0be275b829024f02e8f8f271a1775d2a7271/flash_attn_4-4.0.0b13.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b13
2026-05-27T10:21:42,128   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/7f/4d/cd6669b545742d5316cb3e553f35b5474f6010a5280349dfc226757bc26d/flash_attn_4-4.0.0b14-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,129   Found link https://files.pythonhosted.org/packages/1e/6a/7f25b81d87f2896d893d40e59fba5dd7a3f68e1481d3ad8167f8c394acce/flash_attn_4-4.0.0b14.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b14
2026-05-27T10:21:42,130   Skipping link: No binaries permitted for flash-attn-4: https://files.pythonhosted.org/packages/ee/7c/5af858d26cfa78bde2a25a0e8482486301f521036c1850c6c3c0356d3d1a/flash_attn_4-4.0.0b15-py3-none-any.whl (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,131   Found link https://files.pythonhosted.org/packages/01/53/3788ac9984b65bc45988939e9c7ebab3f96a2fdc7c314d011e00134c375d/flash_attn_4-4.0.0b15.tar.gz (from https://pypi.org/simple/flash-attn-4/) (requires-python:>=3.10), version: 4.0.0b15
2026-05-27T10:21:42,132 Fetching project page and analyzing links: https://www.piwheels.org/simple/flash-attn-4/
2026-05-27T10:21:42,132 Getting page https://www.piwheels.org/simple/flash-attn-4/
2026-05-27T10:21:42,133 Found index url https://www.piwheels.org/simple
2026-05-27T10:21:42,302 Fetched page https://www.piwheels.org/simple/flash-attn-4/ as text/html
2026-05-27T10:21:42,307   Skipping link: No binaries permitted for flash-attn-4: https://www.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b14-py3-none-any.whl#sha256=28eeffea565df0f17dd17466118a6024b5abac3d18cb53e8d10cc0ac08d81e95 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,308   Skipping link: No binaries permitted for flash-attn-4: https://www.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b13-py3-none-any.whl#sha256=2812068d83326b198dbb0a7ba9a616759913c6b380e234672d0b752fc89166e8 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,308   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b12-py3-none-any.whl#sha256=c2b42970d21ff83c10c93b09cbe154f15fb756b39a0964a66397e794af529a60 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,309   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b11-py3-none-any.whl#sha256=22a652a996325eb5fe7a1ab483856b850a2e24f5cb2caad83aab54c930fa06a8 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,309   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b10-py3-none-any.whl#sha256=70e91534532024a503d995f18556e360e54ac0653fbc15ac6f54d1d3ef810da1 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,310   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b9-py3-none-any.whl#sha256=00899bea1573d8bc221c1acdc6b8050e7eca7cee9efd7f70b3ed3d1210efbbb2 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,311   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b8-py3-none-any.whl#sha256=6b93692686b5f6f0884de589b22c07bf1d79258a801804dc8691cce067ef0af5 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,311   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b7-py3-none-any.whl#sha256=e6de99505b5e221c52bb20dee972aab9cae646296378c0b5c304f54be12f1473 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,312   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b5-py3-none-any.whl#sha256=e9ec3cb0e5e4859eb6c5f01f1eb8a3ec581e58714546e45bf1e41a8bd38d42de (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,312   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b4-py3-none-any.whl#sha256=614f6eeef2d8004943ca7c2623a6968dc2ed5fa3536ff4175c3a488b0468a1f8 (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,313   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-4.0.0b3-py3-none-any.whl#sha256=4eefe752c6bcf421c95c1cfe6e9d54abdac235e9bc945c44752eca1cdd98038c (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,314   Skipping link: No binaries permitted for flash-attn-4: https://archive1.piwheels.org/simple/flash-attn-4/flash_attn_4-0.0.1-py3-none-any.whl#sha256=2c6f6f0975d8a20d64717f45ae2bac5778a6b2a5e9a7ffb7db142e68ce1df99d (from https://www.piwheels.org/simple/flash-attn-4/) (requires-python:>=3.10)
2026-05-27T10:21:42,314 Skipping link: not a file: https://www.piwheels.org/simple/flash-attn-4/
2026-05-27T10:21:42,315 Skipping link: not a file: https://pypi.org/simple/flash-attn-4/
2026-05-27T10:21:42,335 Given no hashes to check 1 links for project 'flash-attn-4': discarding no candidates
2026-05-27T10:21:42,353 Collecting flash-attn-4==4.0.0b15
2026-05-27T10:21:42,355   Created temporary directory: /tmp/pip-unpack-e_v76x5n
2026-05-27T10:21:42,580   Downloading flash_attn_4-4.0.0b15.tar.gz (313 kB)
2026-05-27T10:21:42,846   Added flash-attn-4==4.0.0b15 from https://files.pythonhosted.org/packages/01/53/3788ac9984b65bc45988939e9c7ebab3f96a2fdc7c314d011e00134c375d/flash_attn_4-4.0.0b15.tar.gz to build tracker '/tmp/pip-build-tracker-l6piu9g3'
2026-05-27T10:21:42,853   Created temporary directory: /tmp/pip-build-env-wvehh9sz
2026-05-27T10:21:42,858   Installing build dependencies: started
2026-05-27T10:21:42,859   Running command pip subprocess to install build dependencies
2026-05-27T10:21:44,032   Using pip 23.0.1 from /usr/lib/python3/dist-packages/pip (python 3.11)
2026-05-27T10:21:44,437   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
2026-05-27T10:21:44,461   Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2026-05-27T10:21:46,230   Collecting setuptools>=75
2026-05-27T10:21:46,231     Obtaining dependency information for setuptools>=75 from https://www.piwheels.org/simple/setuptools/setuptools-82.0.1-py3-none-any.whl.metadata
2026-05-27T10:21:46,245     Using cached https://www.piwheels.org/simple/setuptools/setuptools-82.0.1-py3-none-any.whl.metadata (6.5 kB)
2026-05-27T10:21:46,783   Collecting setuptools-scm>=8
2026-05-27T10:21:46,784     Obtaining dependency information for setuptools-scm>=8 from https://www.piwheels.org/simple/setuptools-scm/setuptools_scm-10.0.5-py3-none-any.whl.metadata
2026-05-27T10:21:46,803     Using cached https://www.piwheels.org/simple/setuptools-scm/setuptools_scm-10.0.5-py3-none-any.whl.metadata (6.5 kB)
2026-05-27T10:21:46,887   Collecting vcs-versioning>=1.0.0.dev0
2026-05-27T10:21:46,888     Obtaining dependency information for vcs-versioning>=1.0.0.dev0 from https://www.piwheels.org/simple/vcs-versioning/vcs_versioning-1.1.1-py3-none-any.whl.metadata
2026-05-27T10:21:46,902     Using cached https://www.piwheels.org/simple/vcs-versioning/vcs_versioning-1.1.1-py3-none-any.whl.metadata (1.6 kB)
2026-05-27T10:21:47,085   Collecting packaging>=20
2026-05-27T10:21:47,086     Obtaining dependency information for packaging>=20 from https://www.piwheels.org/simple/packaging/packaging-26.2-py3-none-any.whl.metadata
2026-05-27T10:21:47,099     Using cached https://www.piwheels.org/simple/packaging/packaging-26.2-py3-none-any.whl.metadata (3.5 kB)
2026-05-27T10:21:47,303   Using cached https://www.piwheels.org/simple/setuptools-scm/setuptools_scm-10.0.5-py3-none-any.whl (21 kB)
2026-05-27T10:21:47,324   Using cached https://www.piwheels.org/simple/packaging/packaging-26.2-py3-none-any.whl (100 kB)
2026-05-27T10:21:47,343   Using cached https://www.piwheels.org/simple/vcs-versioning/vcs_versioning-1.1.1-py3-none-any.whl (79 kB)
2026-05-27T10:21:47,426   Using cached https://www.piwheels.org/simple/setuptools/setuptools-82.0.1-py3-none-any.whl (1.0 MB)
2026-05-27T10:21:47,465   Using cached https://www.piwheels.org/simple/setuptools-scm/setuptools_scm-10.0.5-py3-none-any.whl (21 kB)
2026-05-27T10:21:47,490   Using cached https://www.piwheels.org/simple/packaging/packaging-26.2-py3-none-any.whl (100 kB)
2026-05-27T10:21:47,514   Using cached https://www.piwheels.org/simple/vcs-versioning/vcs_versioning-1.1.1-py3-none-any.whl (79 kB)
2026-05-27T10:21:47,622   Using cached https://www.piwheels.org/simple/setuptools/setuptools-82.0.1-py3-none-any.whl (1.0 MB)
2026-05-27T10:21:50,386   Installing collected packages: setuptools, packaging, vcs-versioning, setuptools-scm
2026-05-27T10:21:54,121     Creating /tmp/pip-build-env-wvehh9sz/overlay/local/bin
2026-05-27T10:21:54,124     changing mode of /tmp/pip-build-env-wvehh9sz/overlay/local/bin/vcs-versioning to 755
2026-05-27T10:21:54,234     changing mode of /tmp/pip-build-env-wvehh9sz/overlay/local/bin/setuptools-scm to 755
2026-05-27T10:21:54,263   Successfully installed packaging-26.2 setuptools-82.0.1 setuptools-scm-10.0.5 vcs-versioning-1.1.1
2026-05-27T10:21:54,556   Installing build dependencies: finished with status 'done'
2026-05-27T10:21:54,562   Getting requirements to build wheel: started
2026-05-27T10:21:54,564   Running command Getting requirements to build wheel
2026-05-27T10:21:55,265   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/config/_apply_pyprojecttoml.py:82: SetuptoolsDeprecationWarning: `project.license` as a TOML table is deprecated
2026-05-27T10:21:55,265   !!

2026-05-27T10:21:55,266           ********************************************************************************
2026-05-27T10:21:55,267           Please use a simple string containing a SPDX expression for `project.license`. You can also use `project.license-files`. (Both options available on setuptools>=77.0.0).

2026-05-27T10:21:55,268           By 2027-Feb-18, you need to update your project and remove deprecated calls
2026-05-27T10:21:55,268           or your builds will no longer be supported.

2026-05-27T10:21:55,269           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:55,270           ********************************************************************************

2026-05-27T10:21:55,271   !!
2026-05-27T10:21:55,272     corresp(dist, value, root_dir)
2026-05-27T10:21:55,340   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/config/_apply_pyprojecttoml.py:61: SetuptoolsDeprecationWarning: License classifiers are deprecated.
2026-05-27T10:21:55,341   !!

2026-05-27T10:21:55,342           ********************************************************************************
2026-05-27T10:21:55,342           Please consider removing the following classifiers in favor of a SPDX license expression:

2026-05-27T10:21:55,344           License :: OSI Approved :: BSD License

2026-05-27T10:21:55,345           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:55,345           ********************************************************************************

2026-05-27T10:21:55,346   !!
2026-05-27T10:21:55,347     dist._finalize_license_expression()
2026-05-27T10:21:55,348   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/dist.py:765: SetuptoolsDeprecationWarning: License classifiers are deprecated.
2026-05-27T10:21:55,348   !!

2026-05-27T10:21:55,349           ********************************************************************************
2026-05-27T10:21:55,350           Please consider removing the following classifiers in favor of a SPDX license expression:

2026-05-27T10:21:55,351           License :: OSI Approved :: BSD License

2026-05-27T10:21:55,352           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:55,353           ********************************************************************************

2026-05-27T10:21:55,354   !!
2026-05-27T10:21:55,354     self._finalize_license_expression()
2026-05-27T10:21:55,355   running egg_info
2026-05-27T10:21:55,363   writing flash_attn_4.egg-info/PKG-INFO
2026-05-27T10:21:55,367   writing dependency_links to flash_attn_4.egg-info/dependency_links.txt
2026-05-27T10:21:55,370   writing requirements to flash_attn_4.egg-info/requires.txt
2026-05-27T10:21:55,371   writing top-level names to flash_attn_4.egg-info/top_level.txt
2026-05-27T10:21:55,408   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/vcs_versioning/overrides.py:609: UserWarning: No GlobalOverrides context is active. Auto-creating one with SETUPTOOLS_SCM prefix for backwards compatibility. Consider using 'with GlobalOverrides.from_env("YOUR_TOOL"):' explicitly.
2026-05-27T10:21:55,408     return get_active_overrides().subprocess_timeout
2026-05-27T10:21:55,416   listing git files failed - pretending there aren't any
2026-05-27T10:21:55,421   reading manifest file 'flash_attn_4.egg-info/SOURCES.txt'
2026-05-27T10:21:55,427   reading manifest template 'MANIFEST.in'
2026-05-27T10:21:55,429   no previously-included directories found matching 'flash_attn_4.egg-info'
2026-05-27T10:21:55,430   no previously-included directories found matching 'flash_attn.egg-info'
2026-05-27T10:21:55,431   no previously-included directories found matching 'build'
2026-05-27T10:21:55,431   no previously-included directories found matching 'dist'
2026-05-27T10:21:55,432   adding license file 'LICENSE'
2026-05-27T10:21:55,432   adding license file 'AUTHORS'
2026-05-27T10:21:55,437   writing manifest file 'flash_attn_4.egg-info/SOURCES.txt'
2026-05-27T10:21:55,542   Getting requirements to build wheel: finished with status 'done'
2026-05-27T10:21:55,546   Created temporary directory: /tmp/pip-modern-metadata-1okvxk1x
2026-05-27T10:21:55,548   Preparing metadata (pyproject.toml): started
2026-05-27T10:21:55,550   Running command Preparing metadata (pyproject.toml)
2026-05-27T10:21:56,206   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/config/_apply_pyprojecttoml.py:82: SetuptoolsDeprecationWarning: `project.license` as a TOML table is deprecated
2026-05-27T10:21:56,207   !!

2026-05-27T10:21:56,208           ********************************************************************************
2026-05-27T10:21:56,208           Please use a simple string containing a SPDX expression for `project.license`. You can also use `project.license-files`. (Both options available on setuptools>=77.0.0).

2026-05-27T10:21:56,210           By 2027-Feb-18, you need to update your project and remove deprecated calls
2026-05-27T10:21:56,210           or your builds will no longer be supported.

2026-05-27T10:21:56,211           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:56,212           ********************************************************************************

2026-05-27T10:21:56,213   !!
2026-05-27T10:21:56,214     corresp(dist, value, root_dir)
2026-05-27T10:21:56,279   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/config/_apply_pyprojecttoml.py:61: SetuptoolsDeprecationWarning: License classifiers are deprecated.
2026-05-27T10:21:56,279   !!

2026-05-27T10:21:56,281           ********************************************************************************
2026-05-27T10:21:56,281           Please consider removing the following classifiers in favor of a SPDX license expression:

2026-05-27T10:21:56,282           License :: OSI Approved :: BSD License

2026-05-27T10:21:56,284           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:56,284           ********************************************************************************

2026-05-27T10:21:56,286   !!
2026-05-27T10:21:56,286     dist._finalize_license_expression()
2026-05-27T10:21:56,287   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/dist.py:765: SetuptoolsDeprecationWarning: License classifiers are deprecated.
2026-05-27T10:21:56,287   !!

2026-05-27T10:21:56,288           ********************************************************************************
2026-05-27T10:21:56,289           Please consider removing the following classifiers in favor of a SPDX license expression:

2026-05-27T10:21:56,290           License :: OSI Approved :: BSD License

2026-05-27T10:21:56,291           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:56,291           ********************************************************************************

2026-05-27T10:21:56,292   !!
2026-05-27T10:21:56,293     self._finalize_license_expression()
2026-05-27T10:21:56,295   running dist_info
2026-05-27T10:21:56,309   creating /tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info
2026-05-27T10:21:56,310   writing /tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info/PKG-INFO
2026-05-27T10:21:56,314   writing dependency_links to /tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info/dependency_links.txt
2026-05-27T10:21:56,317   writing requirements to /tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info/requires.txt
2026-05-27T10:21:56,318   writing top-level names to /tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info/top_level.txt
2026-05-27T10:21:56,319   writing manifest file '/tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info/SOURCES.txt'
2026-05-27T10:21:56,352   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/vcs_versioning/overrides.py:609: UserWarning: No GlobalOverrides context is active. Auto-creating one with SETUPTOOLS_SCM prefix for backwards compatibility. Consider using 'with GlobalOverrides.from_env("YOUR_TOOL"):' explicitly.
2026-05-27T10:21:56,353     return get_active_overrides().subprocess_timeout
2026-05-27T10:21:56,359   listing git files failed - pretending there aren't any
2026-05-27T10:21:56,364   reading manifest file '/tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info/SOURCES.txt'
2026-05-27T10:21:56,365   reading manifest template 'MANIFEST.in'
2026-05-27T10:21:56,367   warning: no previously-included files matching '*.egg-info/*' found anywhere in distribution
2026-05-27T10:21:56,367   no previously-included directories found matching 'flash_attn_4.egg-info'
2026-05-27T10:21:56,368   no previously-included directories found matching 'flash_attn.egg-info'
2026-05-27T10:21:56,369   no previously-included directories found matching 'build'
2026-05-27T10:21:56,369   no previously-included directories found matching 'dist'
2026-05-27T10:21:56,370   adding license file 'LICENSE'
2026-05-27T10:21:56,371   adding license file 'AUTHORS'
2026-05-27T10:21:56,374   writing manifest file '/tmp/pip-modern-metadata-1okvxk1x/flash_attn_4.egg-info/SOURCES.txt'
2026-05-27T10:21:56,375   creating '/tmp/pip-modern-metadata-1okvxk1x/flash_attn_4-4.0.0b15.dist-info'
2026-05-27T10:21:56,506   Preparing metadata (pyproject.toml): finished with status 'done'
2026-05-27T10:21:56,511   Source in /tmp/pip-wheel-v0auwdxa/flash-attn-4_2395389ff7b74febb2f693404dfeb000 has version 4.0.0b15, which satisfies requirement flash-attn-4==4.0.0b15 from https://files.pythonhosted.org/packages/01/53/3788ac9984b65bc45988939e9c7ebab3f96a2fdc7c314d011e00134c375d/flash_attn_4-4.0.0b15.tar.gz
2026-05-27T10:21:56,512   Removed flash-attn-4==4.0.0b15 from https://files.pythonhosted.org/packages/01/53/3788ac9984b65bc45988939e9c7ebab3f96a2fdc7c314d011e00134c375d/flash_attn_4-4.0.0b15.tar.gz from build tracker '/tmp/pip-build-tracker-l6piu9g3'
2026-05-27T10:21:56,517 Created temporary directory: /tmp/pip-unpack-fl8jkle9
2026-05-27T10:21:56,518 Building wheels for collected packages: flash-attn-4
2026-05-27T10:21:56,523   Created temporary directory: /tmp/pip-wheel-31zh1e8r
2026-05-27T10:21:56,523   Destination directory: /tmp/pip-wheel-31zh1e8r
2026-05-27T10:21:56,525   Building wheel for flash-attn-4 (pyproject.toml): started
2026-05-27T10:21:56,527   Running command Building wheel for flash-attn-4 (pyproject.toml)
2026-05-27T10:21:57,174   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/config/_apply_pyprojecttoml.py:82: SetuptoolsDeprecationWarning: `project.license` as a TOML table is deprecated
2026-05-27T10:21:57,174   !!

2026-05-27T10:21:57,175           ********************************************************************************
2026-05-27T10:21:57,176           Please use a simple string containing a SPDX expression for `project.license`. You can also use `project.license-files`. (Both options available on setuptools>=77.0.0).

2026-05-27T10:21:57,177           By 2027-Feb-18, you need to update your project and remove deprecated calls
2026-05-27T10:21:57,177           or your builds will no longer be supported.

2026-05-27T10:21:57,178           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:57,179           ********************************************************************************

2026-05-27T10:21:57,180   !!
2026-05-27T10:21:57,180     corresp(dist, value, root_dir)
2026-05-27T10:21:57,240   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/config/_apply_pyprojecttoml.py:61: SetuptoolsDeprecationWarning: License classifiers are deprecated.
2026-05-27T10:21:57,240   !!

2026-05-27T10:21:57,241           ********************************************************************************
2026-05-27T10:21:57,242           Please consider removing the following classifiers in favor of a SPDX license expression:

2026-05-27T10:21:57,243           License :: OSI Approved :: BSD License

2026-05-27T10:21:57,244           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:57,245           ********************************************************************************

2026-05-27T10:21:57,246   !!
2026-05-27T10:21:57,247     dist._finalize_license_expression()
2026-05-27T10:21:57,247   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/setuptools/dist.py:765: SetuptoolsDeprecationWarning: License classifiers are deprecated.
2026-05-27T10:21:57,248   !!

2026-05-27T10:21:57,249           ********************************************************************************
2026-05-27T10:21:57,250           Please consider removing the following classifiers in favor of a SPDX license expression:

2026-05-27T10:21:57,251           License :: OSI Approved :: BSD License

2026-05-27T10:21:57,252           See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
2026-05-27T10:21:57,253           ********************************************************************************

2026-05-27T10:21:57,254   !!
2026-05-27T10:21:57,254     self._finalize_license_expression()
2026-05-27T10:21:57,255   running bdist_wheel
2026-05-27T10:21:57,274   running build
2026-05-27T10:21:57,275   running build_py
2026-05-27T10:21:57,278   creating build/lib/flash_attn/cute
2026-05-27T10:21:57,280   copying ./flash_fwd_sm100.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,285   copying ./flash_bwd.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,288   copying ./flash_bwd_postprocess.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,292   copying ./sm100_hd256_2cta_fmha_backward_dqkernel.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,295   copying ./sm100_hd256_2cta_fmha_backward_dkdvkernel.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,300   copying ./flash_fwd_sm120.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,303   copying ./topk_gather_kv.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,305   copying ./cute_dsl_ptxas.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,307   copying ./flash_fwd.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,310   copying ./barrier.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,312   copying ./blackwell_helpers.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,316   copying ./mma_sm100_desc.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,318   copying ./ampere_helpers.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,320   copying ./block_sparsity.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,323   copying ./flash_fwd_mla_sm100.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,329   copying ./block_info.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,332   copying ./testing.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,334   copying ./flash_fwd_sm90.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,338   copying ./copy_utils.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,340   copying ./cute_dsl_utils.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,342   copying ./fast_math.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,344   copying ./block_sparse_utils.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,347   copying ./compute_block_sparsity.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,350   copying ./flash_fwd_combine.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,353   copying ./named_barrier.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,354   copying ./sm90_config_search.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,357   copying ./utils.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,360   copying ./softmax.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,362   copying ./flash_bwd_preprocess.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,365   copying ./fa_logging.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,366   copying ./mask.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,370   copying ./pipeline.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,373   copying ./seqlen_info.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,375   copying ./flash_bwd_sm100.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,380   copying ./paged_kv.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,383   copying ./sm100_hd256_2cta_fmha_forward.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,387   copying ./flash_bwd_sm90.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,390   copying ./benchmark_flash_attention_fp8.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,393   copying ./__init__.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,395   copying ./bench_utils.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,397   copying ./cache_utils.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,399   copying ./pack_gqa.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,402   copying ./tile_scheduler.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,405   copying ./flash_bwd_sm120.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,407   copying ./benchmark.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,409   copying ./interface.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,413   copying ./sm100_hd256_2cta_fmha_backward.py -> build/lib/flash_attn/cute
2026-05-27T10:21:57,415   running egg_info
2026-05-27T10:21:57,428   writing flash_attn_4.egg-info/PKG-INFO
2026-05-27T10:21:57,432   writing dependency_links to flash_attn_4.egg-info/dependency_links.txt
2026-05-27T10:21:57,434   writing requirements to flash_attn_4.egg-info/requires.txt
2026-05-27T10:21:57,435   writing top-level names to flash_attn_4.egg-info/top_level.txt
2026-05-27T10:21:57,463   /tmp/pip-build-env-wvehh9sz/overlay/local/lib/python3.11/dist-packages/vcs_versioning/overrides.py:609: UserWarning: No GlobalOverrides context is active. Auto-creating one with SETUPTOOLS_SCM prefix for backwards compatibility. Consider using 'with GlobalOverrides.from_env("YOUR_TOOL"):' explicitly.
2026-05-27T10:21:57,463     return get_active_overrides().subprocess_timeout
2026-05-27T10:21:57,470   listing git files failed - pretending there aren't any
2026-05-27T10:21:57,474   reading manifest file 'flash_attn_4.egg-info/SOURCES.txt'
2026-05-27T10:21:57,480   reading manifest template 'MANIFEST.in'
2026-05-27T10:21:57,482   no previously-included directories found matching 'flash_attn_4.egg-info'
2026-05-27T10:21:57,483   no previously-included directories found matching 'flash_attn.egg-info'
2026-05-27T10:21:57,484   no previously-included directories found matching 'build'
2026-05-27T10:21:57,484   no previously-included directories found matching 'dist'
2026-05-27T10:21:57,485   adding license file 'LICENSE'
2026-05-27T10:21:57,485   adding license file 'AUTHORS'
2026-05-27T10:21:57,490   writing manifest file 'flash_attn_4.egg-info/SOURCES.txt'
2026-05-27T10:21:57,509   installing to build/bdist.linux-armv7l/wheel
2026-05-27T10:21:57,510   running install
2026-05-27T10:21:57,534   running install_lib
2026-05-27T10:21:57,541   creating build/bdist.linux-armv7l/wheel
2026-05-27T10:21:57,544   creating build/bdist.linux-armv7l/wheel/flash_attn
2026-05-27T10:21:57,546   creating build/bdist.linux-armv7l/wheel/flash_attn/cute
2026-05-27T10:21:57,547   copying build/lib/flash_attn/cute/flash_fwd_sm100.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,553   copying build/lib/flash_attn/cute/flash_bwd.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,556   copying build/lib/flash_attn/cute/flash_bwd_postprocess.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,559   copying build/lib/flash_attn/cute/sm100_hd256_2cta_fmha_backward_dqkernel.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,563   copying build/lib/flash_attn/cute/sm100_hd256_2cta_fmha_backward_dkdvkernel.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,568   copying build/lib/flash_attn/cute/flash_fwd_sm120.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,570   copying build/lib/flash_attn/cute/topk_gather_kv.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,573   copying build/lib/flash_attn/cute/cute_dsl_ptxas.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,575   copying build/lib/flash_attn/cute/flash_fwd.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,578   copying build/lib/flash_attn/cute/barrier.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,580   copying build/lib/flash_attn/cute/blackwell_helpers.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,584   copying build/lib/flash_attn/cute/mma_sm100_desc.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,586   copying build/lib/flash_attn/cute/ampere_helpers.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,588   copying build/lib/flash_attn/cute/block_sparsity.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,591   copying build/lib/flash_attn/cute/flash_fwd_mla_sm100.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,598   copying build/lib/flash_attn/cute/block_info.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,600   copying build/lib/flash_attn/cute/testing.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,603   copying build/lib/flash_attn/cute/flash_fwd_sm90.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,607   copying build/lib/flash_attn/cute/copy_utils.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,609   copying build/lib/flash_attn/cute/cute_dsl_utils.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,611   copying build/lib/flash_attn/cute/fast_math.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,613   copying build/lib/flash_attn/cute/block_sparse_utils.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,617   copying build/lib/flash_attn/cute/compute_block_sparsity.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,619   copying build/lib/flash_attn/cute/flash_fwd_combine.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,622   copying build/lib/flash_attn/cute/named_barrier.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,624   copying build/lib/flash_attn/cute/sm90_config_search.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,626   copying build/lib/flash_attn/cute/utils.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,630   copying build/lib/flash_attn/cute/softmax.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,632   copying build/lib/flash_attn/cute/flash_bwd_preprocess.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,635   copying build/lib/flash_attn/cute/fa_logging.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,637   copying build/lib/flash_attn/cute/mask.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,640   copying build/lib/flash_attn/cute/pipeline.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,642   copying build/lib/flash_attn/cute/seqlen_info.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,645   copying build/lib/flash_attn/cute/flash_bwd_sm100.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,650   copying build/lib/flash_attn/cute/paged_kv.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,653   copying build/lib/flash_attn/cute/sm100_hd256_2cta_fmha_forward.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,656   copying build/lib/flash_attn/cute/flash_bwd_sm90.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,660   copying build/lib/flash_attn/cute/benchmark_flash_attention_fp8.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,663   copying build/lib/flash_attn/cute/__init__.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,664   copying build/lib/flash_attn/cute/bench_utils.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,666   copying build/lib/flash_attn/cute/cache_utils.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,669   copying build/lib/flash_attn/cute/pack_gqa.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,671   copying build/lib/flash_attn/cute/tile_scheduler.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,674   copying build/lib/flash_attn/cute/flash_bwd_sm120.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,676   copying build/lib/flash_attn/cute/benchmark.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,678   copying build/lib/flash_attn/cute/interface.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,681   copying build/lib/flash_attn/cute/sm100_hd256_2cta_fmha_backward.py -> build/bdist.linux-armv7l/wheel/./flash_attn/cute
2026-05-27T10:21:57,683   running install_egg_info
2026-05-27T10:21:57,690   Copying flash_attn_4.egg-info to build/bdist.linux-armv7l/wheel/./flash_attn_4-4.0.0b15-py3.11.egg-info
2026-05-27T10:21:57,699   running install_scripts
2026-05-27T10:21:57,710   creating build/bdist.linux-armv7l/wheel/flash_attn_4-4.0.0b15.dist-info/WHEEL
2026-05-27T10:21:57,712   creating '/tmp/pip-wheel-31zh1e8r/.tmp-li1hadje/flash_attn_4-4.0.0b15-py3-none-any.whl' and adding 'build/bdist.linux-armv7l/wheel' to it
2026-05-27T10:21:57,716   adding 'flash_attn/cute/__init__.py'
2026-05-27T10:21:57,717   adding 'flash_attn/cute/ampere_helpers.py'
2026-05-27T10:21:57,718   adding 'flash_attn/cute/barrier.py'
2026-05-27T10:21:57,720   adding 'flash_attn/cute/bench_utils.py'
2026-05-27T10:21:57,722   adding 'flash_attn/cute/benchmark.py'
2026-05-27T10:21:57,724   adding 'flash_attn/cute/benchmark_flash_attention_fp8.py'
2026-05-27T10:21:57,728   adding 'flash_attn/cute/blackwell_helpers.py'
2026-05-27T10:21:57,730   adding 'flash_attn/cute/block_info.py'
2026-05-27T10:21:57,735   adding 'flash_attn/cute/block_sparse_utils.py'
2026-05-27T10:21:57,738   adding 'flash_attn/cute/block_sparsity.py'
2026-05-27T10:21:57,740   adding 'flash_attn/cute/cache_utils.py'
2026-05-27T10:21:57,743   adding 'flash_attn/cute/compute_block_sparsity.py'
2026-05-27T10:21:57,744   adding 'flash_attn/cute/copy_utils.py'
2026-05-27T10:21:57,746   adding 'flash_attn/cute/cute_dsl_ptxas.py'
2026-05-27T10:21:57,747   adding 'flash_attn/cute/cute_dsl_utils.py'
2026-05-27T10:21:57,749   adding 'flash_attn/cute/fa_logging.py'
2026-05-27T10:21:57,750   adding 'flash_attn/cute/fast_math.py'
2026-05-27T10:21:57,756   adding 'flash_attn/cute/flash_bwd.py'
2026-05-27T10:21:57,759   adding 'flash_attn/cute/flash_bwd_postprocess.py'
2026-05-27T10:21:57,762   adding 'flash_attn/cute/flash_bwd_preprocess.py'
2026-05-27T10:21:57,776   adding 'flash_attn/cute/flash_bwd_sm100.py'
2026-05-27T10:21:57,778   adding 'flash_attn/cute/flash_bwd_sm120.py'
2026-05-27T10:21:57,786   adding 'flash_attn/cute/flash_bwd_sm90.py'
2026-05-27T10:21:57,792   adding 'flash_attn/cute/flash_fwd.py'
2026-05-27T10:21:57,795   adding 'flash_attn/cute/flash_fwd_combine.py'
2026-05-27T10:21:57,808   adding 'flash_attn/cute/flash_fwd_mla_sm100.py'
2026-05-27T10:21:57,823   adding 'flash_attn/cute/flash_fwd_sm100.py'
2026-05-27T10:21:57,825   adding 'flash_attn/cute/flash_fwd_sm120.py'
2026-05-27T10:21:57,831   adding 'flash_attn/cute/flash_fwd_sm90.py'
2026-05-27T10:21:57,841   adding 'flash_attn/cute/interface.py'
2026-05-27T10:21:57,848   adding 'flash_attn/cute/mask.py'
2026-05-27T10:21:57,850   adding 'flash_attn/cute/mma_sm100_desc.py'
2026-05-27T10:21:57,852   adding 'flash_attn/cute/named_barrier.py'
2026-05-27T10:21:57,853   adding 'flash_attn/cute/pack_gqa.py'
2026-05-27T10:21:57,855   adding 'flash_attn/cute/paged_kv.py'
2026-05-27T10:21:57,858   adding 'flash_attn/cute/pipeline.py'
2026-05-27T10:21:57,860   adding 'flash_attn/cute/seqlen_info.py'
2026-05-27T10:21:57,862   adding 'flash_attn/cute/sm100_hd256_2cta_fmha_backward.py'
2026-05-27T10:21:57,873   adding 'flash_attn/cute/sm100_hd256_2cta_fmha_backward_dkdvkernel.py'
2026-05-27T10:21:57,882   adding 'flash_attn/cute/sm100_hd256_2cta_fmha_backward_dqkernel.py'
2026-05-27T10:21:57,891   adding 'flash_attn/cute/sm100_hd256_2cta_fmha_forward.py'
2026-05-27T10:21:57,894   adding 'flash_attn/cute/sm90_config_search.py'
2026-05-27T10:21:57,897   adding 'flash_attn/cute/softmax.py'
2026-05-27T10:21:57,900   adding 'flash_attn/cute/testing.py'
2026-05-27T10:21:57,906   adding 'flash_attn/cute/tile_scheduler.py'
2026-05-27T10:21:57,908   adding 'flash_attn/cute/topk_gather_kv.py'
2026-05-27T10:21:57,912   adding 'flash_attn/cute/utils.py'
2026-05-27T10:21:57,915   adding 'flash_attn_4-4.0.0b15.dist-info/licenses/AUTHORS'
2026-05-27T10:21:57,916   adding 'flash_attn_4-4.0.0b15.dist-info/licenses/LICENSE'
2026-05-27T10:21:57,917   adding 'flash_attn_4-4.0.0b15.dist-info/METADATA'
2026-05-27T10:21:57,918   adding 'flash_attn_4-4.0.0b15.dist-info/WHEEL'
2026-05-27T10:21:57,919   adding 'flash_attn_4-4.0.0b15.dist-info/top_level.txt'
2026-05-27T10:21:57,920   adding 'flash_attn_4-4.0.0b15.dist-info/RECORD'
2026-05-27T10:21:57,926   removing build/bdist.linux-armv7l/wheel
2026-05-27T10:21:58,045   Building wheel for flash-attn-4 (pyproject.toml): finished with status 'done'
2026-05-27T10:21:58,056   Created wheel for flash-attn-4: filename=flash_attn_4-4.0.0b15-py3-none-any.whl size=336244 sha256=4744c43a04a314fd51a6dabb2fd466611f6ecc713e89d2c737216fd0a2d15d48
2026-05-27T10:21:58,058   Stored in directory: /tmp/pip-ephem-wheel-cache-0ynxq8bb/wheels/44/6d/5d/15a42c0cfb74510e8acea36b6db4160d3a1af91b93d9df7b5d
2026-05-27T10:21:58,070 Successfully built flash-attn-4
2026-05-27T10:21:58,082 Removed build tracker: '/tmp/pip-build-tracker-l6piu9g3'