2026-03-06T21:34:38,767 Created temporary directory: /tmp/pip-ephem-wheel-cache-ntd8dr4c 2026-03-06T21:34:38,768 Created temporary directory: /tmp/pip-build-tracker-3vd_db44 2026-03-06T21:34:38,769 Initialized build tracking at /tmp/pip-build-tracker-3vd_db44 2026-03-06T21:34:38,770 Created build tracker: /tmp/pip-build-tracker-3vd_db44 2026-03-06T21:34:38,770 Entered build tracker: /tmp/pip-build-tracker-3vd_db44 2026-03-06T21:34:38,771 Created temporary directory: /tmp/pip-wheel-o1xd43_t 2026-03-06T21:34:38,774 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 2026-03-06T21:34:38,776 Created temporary directory: /tmp/pip-ephem-wheel-cache-r5os771_ 2026-03-06T21:34:38,798 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-03-06T21:34:38,802 2 location(s) to search for versions of langchain-classic: 2026-03-06T21:34:38,802 * https://pypi.org/simple/langchain-classic/ 2026-03-06T21:34:38,802 * https://www.piwheels.org/simple/langchain-classic/ 2026-03-06T21:34:38,803 Fetching project page and analyzing links: https://pypi.org/simple/langchain-classic/ 2026-03-06T21:34:38,803 Getting page https://pypi.org/simple/langchain-classic/ 2026-03-06T21:34:38,805 Found index url https://pypi.org/simple 2026-03-06T21:34:38,944 Fetched page https://pypi.org/simple/langchain-classic/ as application/vnd.pypi.simple.v1+json 2026-03-06T21:34:38,947 Skipping link: No binaries permitted for langchain-classic: https://files.pythonhosted.org/packages/9d/a5/26216685957924b65eea32798a0cb8468d416835a8b6090b002308ca0d5d/langchain_classic-1.0.0a1-py3-none-any.whl (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0) 2026-03-06T21:34:38,948 Found link https://files.pythonhosted.org/packages/2e/bb/aba0b81b30f8eae630f5c8643d1a06fe7e9f06eef8e1a70571faba0b7da5/langchain_classic-1.0.0a1.tar.gz (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0), version: 1.0.0a1 2026-03-06T21:34:38,949 Skipping link: No binaries permitted for langchain-classic: https://files.pythonhosted.org/packages/74/74/246f809a3741c21982f985ca0113ec92d3c84896308561cc4414823f6951/langchain_classic-1.0.0-py3-none-any.whl (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0) 2026-03-06T21:34:38,950 Found link https://files.pythonhosted.org/packages/d9/b1/a66babeccb2c05ed89690a534296688c0349bee7a71641e91ecc2afd72fd/langchain_classic-1.0.0.tar.gz (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0), version: 1.0.0 2026-03-06T21:34:38,950 Skipping link: No binaries permitted for langchain-classic: https://files.pythonhosted.org/packages/83/0f/eab87f017d7fe28e8c11fff614f4cdbfae32baadb77d0f79e9f922af1df2/langchain_classic-1.0.1-py3-none-any.whl (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0) 2026-03-06T21:34:38,951 Found link https://files.pythonhosted.org/packages/7c/4b/bd03518418ece4c13192a504449b58c28afee915dc4a6f4b02622458cb1b/langchain_classic-1.0.1.tar.gz (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0), version: 1.0.1 2026-03-06T21:34:38,952 Skipping link: No binaries permitted for langchain-classic: https://files.pythonhosted.org/packages/d3/4b/20f040567a0e97b28649b7190967190f3df5188984c80873bcbe69585168/langchain_classic-1.0.2-py3-none-any.whl (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0) 2026-03-06T21:34:38,953 Found link https://files.pythonhosted.org/packages/21/6f/59da67274d8ceea16d0610142af33e348a24750894f08c0688de01504ff2/langchain_classic-1.0.2.tar.gz (from https://pypi.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0), version: 1.0.2 2026-03-06T21:34:38,954 Fetching project page and analyzing links: https://www.piwheels.org/simple/langchain-classic/ 2026-03-06T21:34:38,955 Getting page https://www.piwheels.org/simple/langchain-classic/ 2026-03-06T21:34:38,956 Found index url https://www.piwheels.org/simple 2026-03-06T21:34:39,118 Fetched page https://www.piwheels.org/simple/langchain-classic/ as text/html 2026-03-06T21:34:39,120 Skipping link: No binaries permitted for langchain-classic: https://www.piwheels.org/simple/langchain-classic/langchain_classic-1.0.1-py3-none-any.whl#sha256=131d83a02bb80044c68fedc1ab4ae885d5b8f8c2c742d8ab9e7534ad9cda8e80 (from https://www.piwheels.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0) 2026-03-06T21:34:39,121 Skipping link: No binaries permitted for langchain-classic: https://www.piwheels.org/simple/langchain-classic/langchain_classic-1.0.0-py3-none-any.whl#sha256=97f71f150c10123f5511c08873f030e35ede52311d729a7688c721b4e1e01f33 (from https://www.piwheels.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0) 2026-03-06T21:34:39,121 Skipping link: No binaries permitted for langchain-classic: https://archive1.piwheels.org/simple/langchain-classic/langchain_classic-1.0.0a1-py3-none-any.whl#sha256=5b1b336ea22b75904b8448df3b7666efc7356127b05c7700a0ea94225a839a44 (from https://www.piwheels.org/simple/langchain-classic/) (requires-python:<4.0.0,>=3.10.0) 2026-03-06T21:34:39,122 Skipping link: not a file: https://www.piwheels.org/simple/langchain-classic/ 2026-03-06T21:34:39,122 Skipping link: not a file: https://pypi.org/simple/langchain-classic/ 2026-03-06T21:34:39,143 Given no hashes to check 1 links for project 'langchain-classic': discarding no candidates 2026-03-06T21:34:39,162 Collecting langchain-classic==1.0.2 2026-03-06T21:34:39,165 Created temporary directory: /tmp/pip-unpack-yz6m72ie 2026-03-06T21:34:39,302 Downloading langchain_classic-1.0.2.tar.gz (10.5 MB) 2026-03-06T21:34:43,034 Added langchain-classic==1.0.2 from https://files.pythonhosted.org/packages/21/6f/59da67274d8ceea16d0610142af33e348a24750894f08c0688de01504ff2/langchain_classic-1.0.2.tar.gz to build tracker '/tmp/pip-build-tracker-3vd_db44' 2026-03-06T21:34:43,042 Created temporary directory: /tmp/pip-build-env-4a9zflup 2026-03-06T21:34:43,047 Installing build dependencies: started 2026-03-06T21:34:43,048 Running command pip subprocess to install build dependencies 2026-03-06T21:34:44,182 Using pip 23.0.1 from /usr/lib/python3/dist-packages/pip (python 3.11) 2026-03-06T21:34:44,751 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 2026-03-06T21:34:44,773 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-03-06T21:34:45,309 Collecting hatchling 2026-03-06T21:34:45,327 Using cached https://www.piwheels.org/simple/hatchling/hatchling-1.29.0-py3-none-any.whl (76 kB) 2026-03-06T21:34:45,520 Collecting packaging>=24.2 2026-03-06T21:34:45,537 Using cached https://www.piwheels.org/simple/packaging/packaging-26.0-py3-none-any.whl (74 kB) 2026-03-06T21:34:45,656 Collecting pathspec>=0.10.1 2026-03-06T21:34:45,671 Using cached https://www.piwheels.org/simple/pathspec/pathspec-1.0.4-py3-none-any.whl (55 kB) 2026-03-06T21:34:45,790 Collecting pluggy>=1.0.0 2026-03-06T21:34:45,806 Using cached https://www.piwheels.org/simple/pluggy/pluggy-1.6.0-py3-none-any.whl (20 kB) 2026-03-06T21:34:46,057 Collecting trove-classifiers 2026-03-06T21:34:46,071 Using cached https://www.piwheels.org/simple/trove-classifiers/trove_classifiers-2026.1.14.14-py3-none-any.whl (14 kB) 2026-03-06T21:34:48,765 Installing collected packages: trove-classifiers, pluggy, pathspec, packaging, hatchling 2026-03-06T21:34:48,801 Creating /tmp/pip-build-env-4a9zflup/overlay/local/bin 2026-03-06T21:34:48,803 changing mode of /tmp/pip-build-env-4a9zflup/overlay/local/bin/trove-classifiers to 755 2026-03-06T21:34:49,716 changing mode of /tmp/pip-build-env-4a9zflup/overlay/local/bin/hatchling to 755 2026-03-06T21:34:49,753 Successfully installed hatchling-1.29.0 packaging-26.0 pathspec-1.0.4 pluggy-1.6.0 trove-classifiers-2026.1.14.14 2026-03-06T21:34:49,999 Installing build dependencies: finished with status 'done' 2026-03-06T21:34:50,005 Getting requirements to build wheel: started 2026-03-06T21:34:50,007 Running command Getting requirements to build wheel 2026-03-06T21:34:50,364 Getting requirements to build wheel: finished with status 'done' 2026-03-06T21:34:50,367 Created temporary directory: /tmp/pip-modern-metadata-x57yiv0n 2026-03-06T21:34:50,370 Preparing metadata (pyproject.toml): started 2026-03-06T21:34:50,371 Running command Preparing metadata (pyproject.toml) 2026-03-06T21:34:52,478 Preparing metadata (pyproject.toml): finished with status 'done' 2026-03-06T21:34:52,482 Source in /tmp/pip-wheel-o1xd43_t/langchain-classic_a24d4fb9bb614e7f979392893819009e has version 1.0.2, which satisfies requirement langchain-classic==1.0.2 from https://files.pythonhosted.org/packages/21/6f/59da67274d8ceea16d0610142af33e348a24750894f08c0688de01504ff2/langchain_classic-1.0.2.tar.gz 2026-03-06T21:34:52,483 Removed langchain-classic==1.0.2 from https://files.pythonhosted.org/packages/21/6f/59da67274d8ceea16d0610142af33e348a24750894f08c0688de01504ff2/langchain_classic-1.0.2.tar.gz from build tracker '/tmp/pip-build-tracker-3vd_db44' 2026-03-06T21:34:52,489 Created temporary directory: /tmp/pip-unpack-wx9s1iro 2026-03-06T21:34:52,490 Building wheels for collected packages: langchain-classic 2026-03-06T21:34:52,494 Created temporary directory: /tmp/pip-wheel-cg16b8r7 2026-03-06T21:34:52,494 Destination directory: /tmp/pip-wheel-cg16b8r7 2026-03-06T21:34:52,496 Building wheel for langchain-classic (pyproject.toml): started 2026-03-06T21:34:52,498 Running command Building wheel for langchain-classic (pyproject.toml) 2026-03-06T21:34:52,641 Building wheel for langchain-classic (pyproject.toml): finished with status 'done' 2026-03-06T21:34:52,655 Created wheel for langchain-classic: filename=langchain_classic-1.0.2-py3-none-any.whl size=1041471 sha256=ae3480f488d2cf778f75e59ce0316b336fe2bcd4f8828aeb1aef1e2f26987d7f 2026-03-06T21:34:52,657 Stored in directory: /tmp/pip-ephem-wheel-cache-r5os771_/wheels/1e/2f/43/6714c1693656f70b0b0f6b90ea6be43a34f7cb124c2608b0b7 2026-03-06T21:34:52,706 Successfully built langchain-classic 2026-03-06T21:34:52,738 Removed build tracker: '/tmp/pip-build-tracker-3vd_db44'