2025-09-13T14:26:16,926 Created temporary directory: /tmp/pip-build-tracker-wpu5yo9e 2025-09-13T14:26:16,926 Initialized build tracking at /tmp/pip-build-tracker-wpu5yo9e 2025-09-13T14:26:16,927 Created build tracker: /tmp/pip-build-tracker-wpu5yo9e 2025-09-13T14:26:16,927 Entered build tracker: /tmp/pip-build-tracker-wpu5yo9e 2025-09-13T14:26:16,927 Created temporary directory: /tmp/pip-wheel-v8t5w70t 2025-09-13T14:26:16,931 Created temporary directory: /tmp/pip-ephem-wheel-cache-f3d5fjk7 2025-09-13T14:26:16,995 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2025-09-13T14:26:16,998 2 location(s) to search for versions of flash-attn: 2025-09-13T14:26:16,998 * https://pypi.org/simple/flash-attn/ 2025-09-13T14:26:16,998 * https://www.piwheels.org/simple/flash-attn/ 2025-09-13T14:26:16,999 Fetching project page and analyzing links: https://pypi.org/simple/flash-attn/ 2025-09-13T14:26:16,999 Getting page https://pypi.org/simple/flash-attn/ 2025-09-13T14:26:17,000 Found index url https://pypi.org/simple/ 2025-09-13T14:26:17,108 Fetched page https://pypi.org/simple/flash-attn/ as application/vnd.pypi.simple.v1+json 2025-09-13T14:26:17,118 Found link https://files.pythonhosted.org/packages/76/b2/296d07c9eae70b8b8e71938ebb753e052286947c59c4d9f75d12e8941afc/flash_attn-0.2.0.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.0 2025-09-13T14:26:17,118 Found link https://files.pythonhosted.org/packages/f3/6a/4c0bfde34ed78d5d4e1f23917f8405cd7e2cc5560827d3fb023e88b2c6fa/flash_attn-0.2.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.1 2025-09-13T14:26:17,118 Found link https://files.pythonhosted.org/packages/4a/96/2ad062b5ff5cfe64c2c557cfef54eaefc49831301fdae2cc6a34b2a169f0/flash_attn-0.2.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.2 2025-09-13T14:26:17,119 Found link https://files.pythonhosted.org/packages/db/64/de6ecd80b6658d8008772e41838822828e714c8faa52fc8c19db8c4ca8cd/flash_attn-0.2.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.3 2025-09-13T14:26:17,119 Found link https://files.pythonhosted.org/packages/07/79/fa7825f1a64aa7ba88299ba3aa5148f45eef748e9fb6d862c73bbf0769b0/flash_attn-0.2.4.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.4 2025-09-13T14:26:17,119 Found link https://files.pythonhosted.org/packages/8d/29/c476efe31ea15d574fa952ff935d879dd2e40d2c0afc13fe5e4d54ca8de9/flash_attn-0.2.5.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.5 2025-09-13T14:26:17,120 Found link https://files.pythonhosted.org/packages/a0/d5/eaeea25b49a3e3d746c87e2f9b44045ed65c928829c7a9ac855b513fde3a/flash_attn-0.2.6.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.6.post1 2025-09-13T14:26:17,120 Found link https://files.pythonhosted.org/packages/86/84/db179a480ae31b1093d07ce44452d2a0d8bdf98fd45985f2b68a42e2a364/flash_attn-0.2.7.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.7 2025-09-13T14:26:17,120 Found link https://files.pythonhosted.org/packages/07/ca/2d8a5fc64b0b4bcc1b98b1ff7f37d8a0661234bc74e94bac5f67551896f8/flash_attn-0.2.8.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 0.2.8 2025-09-13T14:26:17,121 Found link https://files.pythonhosted.org/packages/1d/a3/c0c75c46b9277c57e085bae24000d9914254952f77a4129776b4f412817a/flash_attn-1.0.0.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.0 2025-09-13T14:26:17,121 Found link https://files.pythonhosted.org/packages/da/91/deec91e54d7876b73c5ad37004fa0d7cd6eb1e816b355252f0b7fdfe8d51/flash_attn-1.0.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.1 2025-09-13T14:26:17,121 Found link https://files.pythonhosted.org/packages/b2/e9/2d689d1fe3585c0167265eed3239f4e26bb4f2c691037a960724a919cde2/flash_attn-1.0.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.2 2025-09-13T14:26:17,122 Found link https://files.pythonhosted.org/packages/39/17/e85eac59710421e1bc01eb93a12d37867f3a03c96cfb375997cc18f235b4/flash_attn-1.0.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.3 2025-09-13T14:26:17,122 Found link https://files.pythonhosted.org/packages/e6/ae/7bb436c59cf87da603f16f5dee5beeadd18b2b2331e49db012ac34e617ff/flash_attn-1.0.3.post0.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.3.post0 2025-09-13T14:26:17,122 Found link https://files.pythonhosted.org/packages/25/0f/80f16a741e328342ed4e9b3c010ec87f0ef939a71154b7b8bd22d70a0bb8/flash_attn-1.0.4.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.4 2025-09-13T14:26:17,123 Found link https://files.pythonhosted.org/packages/f0/b1/5e8d517b76f6efce8ba2a47f8b4e7e463a3ea0c1b3677c738fb819888369/flash_attn-1.0.5.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.5 2025-09-13T14:26:17,123 Found link https://files.pythonhosted.org/packages/59/12/b17409e6abbf4d2b450842be6f83842c83611af90f8009f4924c1e2211ed/flash_attn-1.0.6.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.6 2025-09-13T14:26:17,123 Found link https://files.pythonhosted.org/packages/14/61/3d89d15877e8c4bfa7aba4a23a01905123ce4b59a068b136f44d118bb5eb/flash_attn-1.0.7.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.7 2025-09-13T14:26:17,123 Found link https://files.pythonhosted.org/packages/2b/8f/4f33f2c0538980a0c21fb9fc79288b8a553cba5328d6e7923d3af1630842/flash_attn-1.0.8.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.8 2025-09-13T14:26:17,124 Found link https://files.pythonhosted.org/packages/96/9c/0550790c1f94bb223abd67cdeaece462c0ac56b5cf2cf84080a593e57987/flash_attn-1.0.9.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 1.0.9 2025-09-13T14:26:17,124 Found link https://files.pythonhosted.org/packages/a4/52/868536dd609c42071c2b9aeda8ceb11cf7186508ff568021beaa7dab09a8/flash_attn-2.0.0.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.0.post1 2025-09-13T14:26:17,124 Found link https://files.pythonhosted.org/packages/8a/fc/2aaa1def50b35e29abf44fbdfbb301aeb34b02e7e9724cac2eb95d5b22f4/flash_attn-2.0.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.1 2025-09-13T14:26:17,125 Found link https://files.pythonhosted.org/packages/98/58/da22da6184dca61d2c2f372bb6b261b2d09fae2aff7e4180748a94e8183b/flash_attn-2.0.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.2 2025-09-13T14:26:17,125 Found link https://files.pythonhosted.org/packages/25/3d/c3aac97d522c41efb3140a2b2a66f12809e6282727ec61687837da9c13cc/flash_attn-2.0.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.3 2025-09-13T14:26:17,125 Found link https://files.pythonhosted.org/packages/81/29/7b1efb88be914d74d984848fb6cf3afcb7777f9120a989954d988bd37382/flash_attn-2.0.4.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.4 2025-09-13T14:26:17,126 Found link https://files.pythonhosted.org/packages/53/84/c81d5ed33dedc7a963f1d7260302b90912fe634735989703dce74e8646ab/flash_attn-2.0.5.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.5 2025-09-13T14:26:17,126 Found link https://files.pythonhosted.org/packages/76/8d/354f4691676267243587bb8f672ca85ee3a7877fdb252ca700be533f07dd/flash_attn-2.0.6.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.6 2025-09-13T14:26:17,126 Found link https://files.pythonhosted.org/packages/58/81/e48445d7dda2db0c8e05669f24de2b2cdd78569da52f4f757a7c3d71630f/flash_attn-2.0.6.post2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.6.post2 2025-09-13T14:26:17,127 Found link https://files.pythonhosted.org/packages/05/da/f9efbfd9d8e0997c43297ab400eed067647580f5d33cef1dc911738cd641/flash_attn-2.0.7.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.7 2025-09-13T14:26:17,127 Found link https://files.pythonhosted.org/packages/89/6f/5871a94c3752a605b3491fa53ea79eebdd7504d3cedbd44b57c9fe0c0830/flash_attn-2.0.8.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.8 2025-09-13T14:26:17,127 Found link https://files.pythonhosted.org/packages/c3/b7/2d2e1280f12ef4c18cadcda1557f8fbd5a78af72d6b07dbdb4154086daf1/flash_attn-2.0.9.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.0.9 2025-09-13T14:26:17,128 Found link https://files.pythonhosted.org/packages/1f/6b/0e855eacf133ed50c69c47007b053f6f5d7d246f2a7e70a029835db6327a/flash_attn-2.1.0.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.1.0 2025-09-13T14:26:17,128 Found link https://files.pythonhosted.org/packages/fb/2e/050d6778e547c6b5e00e828eb14d37361f472f28fdf351bfa8ce0c4c0f86/flash_attn-2.1.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.1.1 2025-09-13T14:26:17,128 Found link https://files.pythonhosted.org/packages/e1/4f/a1af29578bbfad861b1a6a6149bd3c5bec8819274f6e176e5cda49350438/flash_attn-2.1.2.post3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.1.2.post3 2025-09-13T14:26:17,128 Found link https://files.pythonhosted.org/packages/42/5a/0ffb8271ad4a09b16da2cf84f5d4133346332100cf312ee1fb61f404ea20/flash_attn-2.2.0.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.2.0 2025-09-13T14:26:17,129 Found link https://files.pythonhosted.org/packages/58/85/87a593a7cca09963ed2e126b0ae5ff604c4a13040966ecc8a6f6966b6521/flash_attn-2.2.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.2.1 2025-09-13T14:26:17,129 Found link https://files.pythonhosted.org/packages/35/e0/1c5a45aadf04b30bbdf482a9ccb57aadef2bc2d0ce4d2df8a5545de1406d/flash_attn-2.2.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.2.2 2025-09-13T14:26:17,129 Found link https://files.pythonhosted.org/packages/06/e9/63bb6ff4bf0daa9d7c5a8313dcb609cddd1d14262bc17856195230938ff7/flash_attn-2.2.3.post2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.2.3.post2 2025-09-13T14:26:17,130 Found link https://files.pythonhosted.org/packages/d6/d2/e4c141a71850228e6a3eb079ebe2284fe9630870bfc44d649703377622f8/flash_attn-2.2.4.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.2.4 2025-09-13T14:26:17,130 Found link https://files.pythonhosted.org/packages/98/37/7ffb02e256a651a512d7c04e649cb224bdf308affa7738297d8ce064d439/flash_attn-2.2.4.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.2.4.post1 2025-09-13T14:26:17,130 Found link https://files.pythonhosted.org/packages/e6/f6/362df2a546a8fa6b19e490786641849844b0192c47aac7337549db0871ef/flash_attn-2.2.5.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.2.5 2025-09-13T14:26:17,130 Found link https://files.pythonhosted.org/packages/94/0d/29750f4dc66fc5345eb26cc1206a8fe70b73da76be1c175e1928151f7ff5/flash_attn-2.3.0.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.3.0 2025-09-13T14:26:17,131 Found link https://files.pythonhosted.org/packages/99/dd/1a676d8ff943482e1f39dbed29648f48931227ab135271afed0de63cf8f2/flash_attn-2.3.1.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.3.1.post1 2025-09-13T14:26:17,131 Found link https://files.pythonhosted.org/packages/92/7e/b3441b15faf8404bac4e1fd0f0a9562b154392a3e93e53676cbe565b9139/flash_attn-2.3.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.3.2 2025-09-13T14:26:17,131 Found link https://files.pythonhosted.org/packages/fa/d5/8285a20ed850824c9c0917dff851571f0b18402db8a52c20b7486d4d70d7/flash_attn-2.3.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.3.3 2025-09-13T14:26:17,131 Found link https://files.pythonhosted.org/packages/f0/98/f8a51e5239e54694767d3a9c73c1f53e7ac07c55e29611a21c607b35acb0/flash_attn-2.3.4.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.3.4 2025-09-13T14:26:17,132 Found link https://files.pythonhosted.org/packages/26/19/a8883f2bb5f915355581e1c715126c792c59bc2de619f151dcf858ea7caf/flash_attn-2.3.5.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.3.5 2025-09-13T14:26:17,132 Found link https://files.pythonhosted.org/packages/3c/49/95b86adfc0d90676dcb07fcbef47c71997e6e7c9e71fda51598a962d9148/flash_attn-2.3.6.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.3.6 2025-09-13T14:26:17,132 Found link https://files.pythonhosted.org/packages/f5/83/a9630a1954b90bba3d0e78bc8e089f3dbda763d98c80a2c42c9bae7a8fd3/flash_attn-2.4.0.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.4.0.post1 2025-09-13T14:26:17,133 Found link https://files.pythonhosted.org/packages/c9/96/9a9b1366d9c4e7b463d04a11a49a55ba6c541226c7288cc907ac819ea726/flash_attn-2.4.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), 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(requires-python:>=3.7), version: 2.5.1.post1 2025-09-13T14:26:17,134 Found link https://files.pythonhosted.org/packages/fc/ed/f106dfd805c71769c3c4c201541cc7c69c0f0facf6ed05d98e16fad7c6cc/flash_attn-2.5.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.2 2025-09-13T14:26:17,135 Found link https://files.pythonhosted.org/packages/b9/ec/953adfbd9d95b0e9385d3946b81c0446ae723f70fafcb0b5c40e10f5d7f2/flash_attn-2.5.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.3 2025-09-13T14:26:17,135 Found link https://files.pythonhosted.org/packages/4e/7b/b42299ad0edf4d185c883dcf83d4f31bf577e8e86f20e70b8ea8ebc0d75d/flash_attn-2.5.4.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.4 2025-09-13T14:26:17,135 Found link https://files.pythonhosted.org/packages/3b/ff/33a4ccc778c56d2ab9845b5ea09ab15d368ac39fa945f0bd2bd2724e18e8/flash_attn-2.5.5.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.5 2025-09-13T14:26:17,136 Found link https://files.pythonhosted.org/packages/85/52/9834eb88dd8a8be13b5399a32f23a79f0a307d9708f92e2b4778afaae0d4/flash_attn-2.5.6.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.6 2025-09-13T14:26:17,136 Found link https://files.pythonhosted.org/packages/21/cb/33a1f833ac4742c8adba063715bf769831f96d99dbbbb4be1b197b637872/flash_attn-2.5.7.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.7 2025-09-13T14:26:17,136 Found link https://files.pythonhosted.org/packages/72/94/06f618bb338ec7203b48ac542e73087362b7750f9c568b13d213a3f181bb/flash_attn-2.5.8.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.8 2025-09-13T14:26:17,137 Found link https://files.pythonhosted.org/packages/14/cd/53cbd9bd45e9bf1002f0c4de488e549501d085f4318c906807a0e50164cd/flash_attn-2.5.9.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.7), version: 2.5.9.post1 2025-09-13T14:26:17,137 Found link https://files.pythonhosted.org/packages/67/e6/064aadb58fbcd5fc6281809ec75f32abc38b2fd9152ae7e40557f0f8a199/flash_attn-2.6.0.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.8), version: 2.6.0.post1 2025-09-13T14:26:17,138 Found link https://files.pythonhosted.org/packages/d2/bb/9d159e09a8ea838cb8128963000efcb31e90dba0951083d3eca099d3b2d7/flash_attn-2.6.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.8), version: 2.6.1 2025-09-13T14:26:17,138 Found link https://files.pythonhosted.org/packages/b0/b2/09c651d7980a68f1dd55d6180d99b0605957911cca0c305f10b3fb72a36b/flash_attn-2.6.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.8), version: 2.6.2 2025-09-13T14:26:17,138 Found link https://files.pythonhosted.org/packages/cd/1e/21321670cd3c2f225026d9fd89272cae661529238850e79f48ccf2f9e4e3/flash_attn-2.6.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.8), version: 2.6.3 2025-09-13T14:26:17,138 Found link https://files.pythonhosted.org/packages/40/2c/90bf7f2b4800708e3a8a62694c935283b492384a0a791cfefbedd9138e1b/flash_attn-2.7.0.post2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.8), version: 2.7.0.post2 2025-09-13T14:26:17,139 Found link https://files.pythonhosted.org/packages/64/e2/8b14ec787d0d4bbfd9aac1e041a1f135e74e9b3883f0e3bb828c547dcf4a/flash_attn-2.7.1.post4.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.7.1.post4 2025-09-13T14:26:17,140 Found link https://files.pythonhosted.org/packages/83/29/48df18cb51902a7cb7a0ee13327bb2cf50b6ba24bd2e8283d0a9538dde52/flash_attn-2.7.2.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.7.2.post1 2025-09-13T14:26:17,140 Found link https://files.pythonhosted.org/packages/81/f5/59b0727da8c041c0e5eb9feba068e27c88b2cead0e03083c5c6d444d004b/flash_attn-2.7.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.7.3 2025-09-13T14:26:17,140 Found link https://files.pythonhosted.org/packages/11/34/9bf60e736ed7bbe15055ac2dab48ec67d9dbd088d2b4ae318fd77190ab4e/flash_attn-2.7.4.post1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.7.4.post1 2025-09-13T14:26:17,140 Found link https://files.pythonhosted.org/packages/32/5c/c7610beeb2fc0e70d0c09a93490bb2d07fb6c8fa1f80ef9617b0cd556d76/flash_attn-2.8.0.post2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.8.0.post2 2025-09-13T14:26:17,141 Found link https://files.pythonhosted.org/packages/e8/6d/7066d160bdffa2f9da29a8c3957f266b17a03ca0b3bdc8fdae86d9881fe7/flash_attn-2.8.1.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.8.1 2025-09-13T14:26:17,141 Found link https://files.pythonhosted.org/packages/63/91/91bcbd7424877fa8da4e7cc04b8a777247a33037b9c1fd976a5ad426c047/flash_attn-2.8.2.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.8.2 2025-09-13T14:26:17,141 Found link https://files.pythonhosted.org/packages/3b/b2/8d76c41ad7974ee264754709c22963447f7f8134613fd9ce80984ed0dab7/flash_attn-2.8.3.tar.gz (from https://pypi.org/simple/flash-attn/) (requires-python:>=3.9), version: 2.8.3 2025-09-13T14:26:17,142 Fetching project page and analyzing links: https://www.piwheels.org/simple/flash-attn/ 2025-09-13T14:26:17,142 Getting page https://www.piwheels.org/simple/flash-attn/ 2025-09-13T14:26:17,144 Found index url https://www.piwheels.org/simple/ 2025-09-13T14:26:17,244 Fetched page https://www.piwheels.org/simple/flash-attn/ as text/html 2025-09-13T14:26:17,245 Skipping link: not a file: https://www.piwheels.org/simple/flash-attn/ 2025-09-13T14:26:17,246 Skipping link: not a file: https://pypi.org/simple/flash-attn/ 2025-09-13T14:26:17,285 Given no hashes to check 1 links for project 'flash-attn': discarding no candidates 2025-09-13T14:26:17,287 Collecting flash-attn==2.4.0.post1 2025-09-13T14:26:17,288 Created temporary directory: /tmp/pip-unpack-3vr100ag 2025-09-13T14:26:17,441 Downloading flash_attn-2.4.0.post1.tar.gz (2.4 MB) 2025-09-13T14:26:17,482 ERROR: Exception: 2025-09-13T14:26:17,482 Traceback (most recent call last): 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper 2025-09-13T14:26:17,482 status = _inner_run() 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run 2025-09-13T14:26:17,482 return self.run(options, args) 2025-09-13T14:26:17,482 ~~~~~~~~^^^^^^^^^^^^^^^ 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper 2025-09-13T14:26:17,482 return func(self, options, args) 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run 2025-09-13T14:26:17,482 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve 2025-09-13T14:26:17,482 result = self._result = resolver.resolve( 2025-09-13T14:26:17,482 ~~~~~~~~~~~~~~~~^ 2025-09-13T14:26:17,482 collected.requirements, max_rounds=limit_how_complex_resolution_can_be 2025-09-13T14:26:17,482 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-13T14:26:17,482 ) 2025-09-13T14:26:17,482 ^ 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve 2025-09-13T14:26:17,482 state = resolution.resolve(requirements, max_rounds=max_rounds) 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve 2025-09-13T14:26:17,482 self._add_to_criteria(self.state.criteria, r, parent=None) 2025-09-13T14:26:17,482 ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria 2025-09-13T14:26:17,482 if not criterion.candidates: 2025-09-13T14:26:17,482 ^^^^^^^^^^^^^^^^^^^^ 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__ 2025-09-13T14:26:17,482 return bool(self._sequence) 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__ 2025-09-13T14:26:17,482 self._bool = any(self) 2025-09-13T14:26:17,482 ~~~^^^^^^ 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in 2025-09-13T14:26:17,482 return (c for c in iterator if id(c) not in self._incompatible_ids) 2025-09-13T14:26:17,482 ^^^^^^^^ 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built 2025-09-13T14:26:17,482 candidate = func() 2025-09-13T14:26:17,482 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link 2025-09-13T14:26:17,482 base: Optional[BaseCandidate] = self._make_base_candidate_from_link( 2025-09-13T14:26:17,482 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-13T14:26:17,482 2025-09-13T14:26:17,534 Removed build tracker: '/tmp/pip-build-tracker-wpu5yo9e'