2026-05-07T10:43:17,963 Created temporary directory: /tmp/pip-ephem-wheel-cache-z2e4zhrq 2026-05-07T10:43:17,965 Created temporary directory: /tmp/pip-build-tracker-x33cdpqk 2026-05-07T10:43:17,966 Initialized build tracking at /tmp/pip-build-tracker-x33cdpqk 2026-05-07T10:43:17,966 Created build tracker: /tmp/pip-build-tracker-x33cdpqk 2026-05-07T10:43:17,967 Entered build tracker: /tmp/pip-build-tracker-x33cdpqk 2026-05-07T10:43:17,968 Created temporary directory: /tmp/pip-wheel-tbv_z2t4 2026-05-07T10:43:17,970 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 2026-05-07T10:43:17,973 Created temporary directory: /tmp/pip-ephem-wheel-cache-imv2m8c0 2026-05-07T10:43:17,995 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-05-07T10:43:17,998 2 location(s) to search for versions of flashalpha: 2026-05-07T10:43:17,998 * https://pypi.org/simple/flashalpha/ 2026-05-07T10:43:17,998 * https://www.piwheels.org/simple/flashalpha/ 2026-05-07T10:43:17,999 Fetching project page and analyzing links: https://pypi.org/simple/flashalpha/ 2026-05-07T10:43:18,000 Getting page https://pypi.org/simple/flashalpha/ 2026-05-07T10:43:18,001 Found index url https://pypi.org/simple 2026-05-07T10:43:18,241 Fetched page https://pypi.org/simple/flashalpha/ as application/vnd.pypi.simple.v1+json 2026-05-07T10:43:18,249 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/4c/42/08995e18dd54a1ad7e24c2adfcae0e45b2e561e14da0b17d627614c3fb55/flashalpha-0.1.0-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,250 Found link https://files.pythonhosted.org/packages/26/1d/ad19c289cc5576a4dd2e2450d088385aa5d9caead505dc36db39abf11b66/flashalpha-0.1.0.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.1.0 2026-05-07T10:43:18,251 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/de/bf/3a871c6767c5d53cbb5663abfcbe9d9e24c1b045bbba91a54b32fa661891/flashalpha-0.2.0-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,252 Found link https://files.pythonhosted.org/packages/e2/49/9c13afa1bcdab1a446f20875711306857ee64b1a99e10d1ba5de012be1ef/flashalpha-0.2.0.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.2.0 2026-05-07T10:43:18,253 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/a3/d5/9193290f4a8a6cedcadfa1a6dcb553937a30a3f632fcdc4c5b269f5010f1/flashalpha-0.2.1-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,254 Found link https://files.pythonhosted.org/packages/22/f5/c6062ee0b90b59390901ecd256b01544185668d4a93340585da4062f1b8a/flashalpha-0.2.1.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.2.1 2026-05-07T10:43:18,254 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/11/8b/30f496bfb7426177bdc7f193f958bc2748626e0fa954b00747fd46eec298/flashalpha-0.3.0-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,255 Found link https://files.pythonhosted.org/packages/b2/b4/47df413600eade18105336e7b0e8f320e0727fda8d45f41e6ac8c07705d2/flashalpha-0.3.0.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.0 2026-05-07T10:43:18,256 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/06/cc/a85d08e0516895c334624cbee10e3ffa75e255f6a8a3105f9cd703dff700/flashalpha-0.3.1-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,257 Found link https://files.pythonhosted.org/packages/a4/6b/7af0e216a104e46c3521f7a8ce751360a26a7598eb60ec28812235f90dd4/flashalpha-0.3.1.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.1 2026-05-07T10:43:18,258 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/c0/1e/1347b1d9f5f3dc4308fe4ec3a6e4e89d410ab68fe37ca174da91ae914b51/flashalpha-0.3.2-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,258 Found link https://files.pythonhosted.org/packages/7e/15/a45719b3b47bc147aaf02552ba75f3320d49bce67c5b2ec2736fc5c87a5c/flashalpha-0.3.2.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.2 2026-05-07T10:43:18,259 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/db/e5/f7fd6a231e91882aa2dfadeaf827a148e3a5ada26b10d64a4291c4d38b2d/flashalpha-0.3.3-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,260 Found link https://files.pythonhosted.org/packages/95/5f/64e6a932c57ec2afab5bb1041b29e99800be79f19d9aee53336ce68ac177/flashalpha-0.3.3.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.3 2026-05-07T10:43:18,260 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/25/54/d9005a975af602242be380fec456819de6c560ba11586129d08b4819c309/flashalpha-0.3.4-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,261 Found link https://files.pythonhosted.org/packages/5e/f4/13d9cd51bb611b5ef8e0f87beef8e22ed16b07d81f71ff23f2574c6240d7/flashalpha-0.3.4.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.4 2026-05-07T10:43:18,262 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/e3/37/4c71a8f0d29abfff21b415f0647a51b9418a18af84c5c9e9d5e86307f1e7/flashalpha-0.3.5-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,263 Found link https://files.pythonhosted.org/packages/54/7d/a2da6a80dd5f7fbfb6939b426fd5a3c8b4208eda3e35347499e445586689/flashalpha-0.3.5.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.5 2026-05-07T10:43:18,263 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/a1/e3/de15c8945b8af8f1e672c307463fca8717f8de6f7b262ffda6f68cd95eed/flashalpha-0.3.6-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,264 Found link https://files.pythonhosted.org/packages/3c/03/6745058e21e2fe1e6360067287b89467b13b1d71cb94da2e9b51e4ab1cc6/flashalpha-0.3.6.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.6 2026-05-07T10:43:18,265 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/11/d7/f6e4cb42790dc138b6d3596b977e669630b048601798433f033b3c6cf8b9/flashalpha-0.3.7-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,266 Found link https://files.pythonhosted.org/packages/53/df/a7cb9b80cd0ca4895fa3f59711715cef90b561c17b1cb90386b7d4ef3fa4/flashalpha-0.3.7.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.3.7 2026-05-07T10:43:18,266 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/08/f9/4920df68cb0e20c704e800876a87f6854728682f2f217f47bd1bf372b14f/flashalpha-0.4.0rc1-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,267 Found link https://files.pythonhosted.org/packages/34/b8/99a08870f98ba73b5756e1677c652a3f261de1806d121407d5c349f33620/flashalpha-0.4.0rc1.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc1 2026-05-07T10:43:18,268 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/db/77/6c30c56cb6a6fbe8e0f74c2bcdd4ce82dd6c07911bf8c83c7ddca09d8592/flashalpha-0.4.0rc2-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,269 Found link https://files.pythonhosted.org/packages/04/77/1e04f394c99d77aaef2281b9c4e453b97b09265e0762acf9ec1640a62179/flashalpha-0.4.0rc2.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc2 2026-05-07T10:43:18,270 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/27/53/4ae95258f12ea3f75899d02d42828381df3cd1917dbeadfb30daf2df47b3/flashalpha-0.4.0rc4-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,271 Found link https://files.pythonhosted.org/packages/80/f5/cd8e6965e82f7f8075a6f93b9c58a1503511b5f5181e9d067db4db852c47/flashalpha-0.4.0rc4.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc4 2026-05-07T10:43:18,271 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/97/45/4a9a14b125042fdb1a4caff86c74138aa1ca04364d1f022eed4903f0625c/flashalpha-0.4.0rc5-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,272 Found link https://files.pythonhosted.org/packages/fe/32/fc4b3773e6f5da1ee97e3d7ceb6e8fa44acb067f4fed48064c7178ffb69c/flashalpha-0.4.0rc5.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc5 2026-05-07T10:43:18,273 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/6b/f7/c42181f016e24090b77dd0d31c090f5563d5a6f95af6edd3b03bb15521eb/flashalpha-0.4.0rc7-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,273 Found link https://files.pythonhosted.org/packages/93/62/89aad5ea346c5ac4ff6354c0fa030037beda1affc058c77c4f882040304e/flashalpha-0.4.0rc7.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc7 2026-05-07T10:43:18,274 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/59/ca/adc65ffbafb3ebeb0ddf451e5501d93ff6a5f400e8aca9298cbd264f8d18/flashalpha-0.4.0rc8-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,275 Found link https://files.pythonhosted.org/packages/ab/b1/760a1727675dcc3119565dab76a42a5aa101bf0b705e164b58c41d724bae/flashalpha-0.4.0rc8.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc8 2026-05-07T10:43:18,276 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/c2/a4/26a7fac98bb512fa96a3523bd1dac0d5269ac42a1d1aa4c4671ad32b8588/flashalpha-0.4.0rc9-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,277 Found link https://files.pythonhosted.org/packages/75/75/75309497a16320c0dd0ed654f6c07b6f96b32f41d0a93d928e4c50f6558d/flashalpha-0.4.0rc9.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc9 2026-05-07T10:43:18,278 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/18/49/2c7586e39049f56d5d7d7da3f59a526da1b899c46558c0fa6e46c9c925d2/flashalpha-0.4.0rc10-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,279 Found link https://files.pythonhosted.org/packages/58/20/fba6766d56cc1e6a70b9c9d826652d7050c34c5e6160b62d9f9d5081bf3a/flashalpha-0.4.0rc10.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc10 2026-05-07T10:43:18,279 Skipping link: No binaries permitted for flashalpha: https://files.pythonhosted.org/packages/05/6e/141e0c83d79f1eb994152e1e5927c341b0c2413325a5efbbc934e5e13ad2/flashalpha-0.4.0rc11-py3-none-any.whl (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,280 Found link https://files.pythonhosted.org/packages/28/ee/65ce4b83d84c3fba2fe39cfec23aa0b418a98c6cdc7599e3b92a9448da0d/flashalpha-0.4.0rc11.tar.gz (from https://pypi.org/simple/flashalpha/) (requires-python:>=3.10), version: 0.4.0rc11 2026-05-07T10:43:18,281 Fetching project page and analyzing links: https://www.piwheels.org/simple/flashalpha/ 2026-05-07T10:43:18,282 Getting page https://www.piwheels.org/simple/flashalpha/ 2026-05-07T10:43:18,284 Found index url https://www.piwheels.org/simple 2026-05-07T10:43:18,468 Fetched page https://www.piwheels.org/simple/flashalpha/ as text/html 2026-05-07T10:43:18,474 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.4.0rc8-py3-none-any.whl#sha256=63017b18bd736d971351ab50ac867ba1ba6210c8449cb5f0767fef48caaf5d01 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,475 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.4.0rc7-py3-none-any.whl#sha256=5a478c42a474f75d2934c7499f13b35c45ac47dfa803107965bde1528fd5a078 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,475 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.4.0rc5-py3-none-any.whl#sha256=456e58ef3a1189e79d9cd5b99f286d8b914137c7b09e6d0aa91447d44beb572c (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,476 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.4.0rc4-py3-none-any.whl#sha256=d7259426818f8047ac8068edf3e7863fb8d26ccbe41e2a080fd03e4bbd5f71ea (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,476 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.4.0rc2-py3-none-any.whl#sha256=8392e0406d0bc4833830fed6b7c703574ce217207cfb1531a36848bf38d4dd47 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,477 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.4.0rc1-py3-none-any.whl#sha256=62e1f9d7147a56b6ba805b19b7e5976b31c73356f334fbbfc727caab086be576 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,478 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.3.7-py3-none-any.whl#sha256=2a93e1a96018ba3e7762e7ec9fc968756a1042f4846e1c858f9dcb88ff4072f2 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,478 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.3.6-py3-none-any.whl#sha256=355eed1db058c90317707239a7298dda5a0888eb261ef2d662636e1d148a15c7 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,479 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.3.5-py3-none-any.whl#sha256=4736419d9289dfe9c3df1df3eb558d3b16e794e75e15bb5e5b9829abda7bf2aa (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,479 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.3.4-py3-none-any.whl#sha256=cdb332c0146f4daf0aaf6c985aee6f66c1b58e4552c4c5bdee4be6a2e4a94d2e (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,480 Skipping link: No binaries permitted for flashalpha: https://www.piwheels.org/simple/flashalpha/flashalpha-0.3.3-py3-none-any.whl#sha256=ba5e477be7d685fd5da162a49884cec98927b4b9b75c66776628aa4ef1633196 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,481 Skipping link: No binaries permitted for flashalpha: https://archive1.piwheels.org/simple/flashalpha/flashalpha-0.3.2-py3-none-any.whl#sha256=3a83f26225fe59e31f580366086e185660d32e6c2b3422bc0df028d05972b1a2 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,481 Skipping link: No binaries permitted for flashalpha: https://archive1.piwheels.org/simple/flashalpha/flashalpha-0.3.1-py3-none-any.whl#sha256=473d3adf5eea76d999f45ab94d531e5ba0037f275c8a92a7af9c91bacb1848cb (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,482 Skipping link: No binaries permitted for flashalpha: https://archive1.piwheels.org/simple/flashalpha/flashalpha-0.3.0-py3-none-any.whl#sha256=7a728fddeb774a07282eb21b99707815e031714ab92fe0863aca72c6e2cc929c (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,482 Skipping link: No binaries permitted for flashalpha: https://archive1.piwheels.org/simple/flashalpha/flashalpha-0.2.1-py3-none-any.whl#sha256=a232d648d4271d81b876f6bdfe13451b491295aec2ab17a52f9b1bd54b8adc04 (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,483 Skipping link: No binaries permitted for flashalpha: https://archive1.piwheels.org/simple/flashalpha/flashalpha-0.2.0-py3-none-any.whl#sha256=8bd5194565900b5ef7c824a7eb34af86a27c7690e349a578942e7175027c328a (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,483 Skipping link: No binaries permitted for flashalpha: https://archive1.piwheels.org/simple/flashalpha/flashalpha-0.1.0-py3-none-any.whl#sha256=c33bb063a877726444fcbc4c3bb52e1b0053dbe9d7e34a9095a2e0a0509275dd (from https://www.piwheels.org/simple/flashalpha/) (requires-python:>=3.10) 2026-05-07T10:43:18,484 Skipping link: not a file: https://www.piwheels.org/simple/flashalpha/ 2026-05-07T10:43:18,484 Skipping link: not a file: https://pypi.org/simple/flashalpha/ 2026-05-07T10:43:18,507 Given no hashes to check 1 links for project 'flashalpha': discarding no candidates 2026-05-07T10:43:18,526 Collecting flashalpha==0.4.0rc9 2026-05-07T10:43:18,529 Created temporary directory: /tmp/pip-unpack-sb6n49wn 2026-05-07T10:43:18,769 Downloading flashalpha-0.4.0rc9.tar.gz (40 kB) 2026-05-07T10:43:18,830 Added flashalpha==0.4.0rc9 from https://files.pythonhosted.org/packages/75/75/75309497a16320c0dd0ed654f6c07b6f96b32f41d0a93d928e4c50f6558d/flashalpha-0.4.0rc9.tar.gz to build tracker '/tmp/pip-build-tracker-x33cdpqk' 2026-05-07T10:43:18,835 Created temporary directory: /tmp/pip-build-env-4420kf0m 2026-05-07T10:43:18,839 Installing build dependencies: started 2026-05-07T10:43:18,841 Running command pip subprocess to install build dependencies 2026-05-07T10:43:19,979 Using pip 23.0.1 from /usr/lib/python3/dist-packages/pip (python 3.11) 2026-05-07T10:43:20,388 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 2026-05-07T10:43:20,410 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-05-07T10:43:20,953 Collecting hatchling 2026-05-07T10:43:20,970 Using cached https://www.piwheels.org/simple/hatchling/hatchling-1.29.0-py3-none-any.whl (76 kB) 2026-05-07T10:43:21,166 Collecting packaging>=24.2 2026-05-07T10:43:21,184 Using cached https://www.piwheels.org/simple/packaging/packaging-26.2-py3-none-any.whl (100 kB) 2026-05-07T10:43:21,310 Collecting pathspec>=0.10.1 2026-05-07T10:43:21,326 Using cached https://www.piwheels.org/simple/pathspec/pathspec-1.1.1-py3-none-any.whl (57 kB) 2026-05-07T10:43:21,446 Collecting pluggy>=1.0.0 2026-05-07T10:43:21,460 Using cached https://www.piwheels.org/simple/pluggy/pluggy-1.6.0-py3-none-any.whl (20 kB) 2026-05-07T10:43:21,707 Collecting trove-classifiers 2026-05-07T10:43:21,721 Using cached https://www.piwheels.org/simple/trove-classifiers/trove_classifiers-2026.4.28.13-py3-none-any.whl (14 kB) 2026-05-07T10:43:24,390 Installing collected packages: trove-classifiers, pluggy, pathspec, packaging, hatchling 2026-05-07T10:43:24,427 Creating /tmp/pip-build-env-4420kf0m/overlay/local/bin 2026-05-07T10:43:24,429 changing mode of /tmp/pip-build-env-4420kf0m/overlay/local/bin/trove-classifiers to 755 2026-05-07T10:43:25,415 changing mode of /tmp/pip-build-env-4420kf0m/overlay/local/bin/hatchling to 755 2026-05-07T10:43:25,451 Successfully installed hatchling-1.29.0 packaging-26.2 pathspec-1.1.1 pluggy-1.6.0 trove-classifiers-2026.4.28.13 2026-05-07T10:43:25,706 Installing build dependencies: finished with status 'done' 2026-05-07T10:43:25,713 Getting requirements to build wheel: started 2026-05-07T10:43:25,714 Running command Getting requirements to build wheel 2026-05-07T10:43:26,062 Getting requirements to build wheel: finished with status 'done' 2026-05-07T10:43:26,065 Created temporary directory: /tmp/pip-modern-metadata-wt1wvf5k 2026-05-07T10:43:26,068 Preparing metadata (pyproject.toml): started 2026-05-07T10:43:26,070 Running command Preparing metadata (pyproject.toml) 2026-05-07T10:43:26,665 Preparing metadata (pyproject.toml): finished with status 'done' 2026-05-07T10:43:26,670 Source in /tmp/pip-wheel-tbv_z2t4/flashalpha_c5a02aab03a54d18ae413da14c69fa40 has version 0.4.0rc9, which satisfies requirement flashalpha==0.4.0rc9 from https://files.pythonhosted.org/packages/75/75/75309497a16320c0dd0ed654f6c07b6f96b32f41d0a93d928e4c50f6558d/flashalpha-0.4.0rc9.tar.gz 2026-05-07T10:43:26,671 Removed flashalpha==0.4.0rc9 from https://files.pythonhosted.org/packages/75/75/75309497a16320c0dd0ed654f6c07b6f96b32f41d0a93d928e4c50f6558d/flashalpha-0.4.0rc9.tar.gz from build tracker '/tmp/pip-build-tracker-x33cdpqk' 2026-05-07T10:43:26,677 Created temporary directory: /tmp/pip-unpack-vsaxpwjq 2026-05-07T10:43:26,678 Building wheels for collected packages: flashalpha 2026-05-07T10:43:26,683 Created temporary directory: /tmp/pip-wheel-8iivqzp7 2026-05-07T10:43:26,683 Destination directory: /tmp/pip-wheel-8iivqzp7 2026-05-07T10:43:26,686 Building wheel for flashalpha (pyproject.toml): started 2026-05-07T10:43:26,687 Running command Building wheel for flashalpha (pyproject.toml) 2026-05-07T10:43:26,818 Building wheel for flashalpha (pyproject.toml): finished with status 'done' 2026-05-07T10:43:26,823 Created wheel for flashalpha: filename=flashalpha-0.4.0rc9-py3-none-any.whl size=39881 sha256=d4624ac8a41413b73f9cb9a24f8855a85f342ebba0256008f984877a2665ed46 2026-05-07T10:43:26,824 Stored in directory: /tmp/pip-ephem-wheel-cache-imv2m8c0/wheels/f1/a6/d8/ab50ce3ca0d129fa7e8d19de80776071d60cf5735a26129883 2026-05-07T10:43:26,836 Successfully built flashalpha 2026-05-07T10:43:26,841 Removed build tracker: '/tmp/pip-build-tracker-x33cdpqk'