Free-threaded Python Library Compatibility Checker

func, __pyx_vectorcallfunc vc, PyObject *const *args, size_t nargs, PyObject *kw);
                  |                                                                                ^~~~~~~~~~~~~~~~~~~~
                  |                                                                                vectorcallfunc
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c:11219:69: error: unknown type name ‘__pyx_vectorcallfunc’; did you mean ‘vectorcallfunc’?
            11219 | static PyObject *__Pyx_PyVectorcall_FastCallDict_kw(PyObject *func, __pyx_vectorcallfunc vc, PyObject *const *args, size_t nargs, PyObject *kw)
                  |                                                                     ^~~~~~~~~~~~~~~~~~~~
                  |                                                                     vectorcallfunc
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c:11264:80: error: unknown type name ‘__pyx_vectorcallfunc’; did you mean ‘vectorcallfunc’?
            11264 | static CYTHON_INLINE PyObject *__Pyx_PyVectorcall_FastCallDict(PyObject *func, __pyx_vectorcallfunc vc, PyObject *const *args, size_t nargs, PyObject *kw)
                  |                                                                                ^~~~~~~~~~~~~~~~~~~~
                  |                                                                                vectorcallfunc
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c: In function ‘__Pyx_CyFunction_CallAsMethod’:
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c:11953:6: error: unknown type name ‘__pyx_vectorcallfunc’; did you mean ‘vectorcallfunc’?
            11953 |      __pyx_vectorcallfunc vc = __Pyx_CyFunction_func_vectorcall(cyfunc);
                  |      ^~~~~~~~~~~~~~~~~~~~
                  |      vectorcallfunc
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c:2448:45: warning: initialization of ‘int’ from ‘vectorcallfunc’ {aka ‘struct _object * (*)(struct _object *, struct _object * const*, long unsigned int,  struct _object *)’} makes integer from pointer without a cast [-Wint-conversion]
             2448 | #define __Pyx_CyFunction_func_vectorcall(f) (((PyCFunctionObject*)f)->vectorcall)
                  |                                             ^
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c:11953:32: note: in expansion of macro ‘__Pyx_CyFunction_func_vectorcall’
            11953 |      __pyx_vectorcallfunc vc = __Pyx_CyFunction_func_vectorcall(cyfunc);
                  |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c:11956:16: warning: implicit declaration of function ‘__Pyx_PyVectorcall_FastCallDict’; did you mean ‘__Pyx_PyObject_FastCallDict’? [-Wimplicit-function-declaration]
            11956 |         return __Pyx_PyVectorcall_FastCallDict(func, vc, &PyTuple_GET_ITEM(args, 0), (size_t)PyTuple_GET_SIZE(args), kw);
                  |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                  |                __Pyx_PyObject_FastCallDict
            numpy/random/_mt19937.cpython-314t-x86_64-linux-gnu.so.p/numpy/random/_mt19937.pyx.c:11956:16: warning: returning ‘int’ from a function with return type ‘PyObject *’ {aka ‘struct _object *’} makes pointer from integer without a cast [-Wint-conversion]
            11956 |         return __Pyx_PyVectorcall_FastCallDict(func, vc, &PyTuple_GET_ITEM(args, 0), (size_t)PyTuple_GET_SIZE(args), kw);
                  |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
            [501/530] Compiling C object numpy/random/_common.cpython-314t-x86_64-linux-gnu.so.p/meson-generated_numpy_random__common.pyx.c.o
            [502/530] Compiling C object numpy/random/_bounded_integers.cpython-314t-x86_64-linux-gnu.so.p/meson-generated_numpy_random__bounded_integers.pyx.c.o
            ninja: build stopped: subcommand failed.
            [end of output]
      
        note: This error originates from a subprocess, and is likely not a problem with pip.
      error: metadata-generation-failed
      
      × Encountered error while generating package metadata.
      ╰─> See above for output.
      
      note: This is an issue with the package mentioned above, not pip.
      hint: See above for details.
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: subprocess-exited-with-error

× pip subprocess to install build dependencies did not run successfully.
│ exit code: 1
╰─> See above for output.

note: This error originates from a subprocess, and is likely not a problem with pip.

  error: subprocess-exited-with-error
  
  × Building wheel for cryptography (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [19 lines of output]
      Running `maturin pep517 build-wheel -i /tmp/tmpqq28v9jq/venv/bin/python --compatibility off`
      📦 Including license file "/tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/LICENSE"
      📦 Including license file "/tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/LICENSE.APACHE"
      📦 Including license file "/tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/LICENSE.BSD"
      🍹 Building a mixed python/rust project
      🔗 Found pyo3 bindings with abi3 support for Python ≥ 3.7
      🐍 Not using a specific python interpreter
      📡 Using build options features, locked from pyproject.toml
      ⚠️ Warning: CPython 3.14t at /tmp/tmpqq28v9jq/venv/bin/python does not yet support abi3 so the build artifacts will be version-specific.
      warning: /tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/src/rust/cryptography-key-parsing/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/src/rust/cryptography-openssl/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/src/rust/cryptography-cffi/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/src/rust/Cargo.toml: unused manifest key: lints
      error: package `cryptography-openssl v0.1.0 (/tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/src/rust/cryptography-openssl)` cannot be built because it requires rustc 1.65.0 or newer, while the currently active rustc version is 1.63.0
      
      💥 maturin failed
        Caused by: Failed to build a native library through cargo
        Caused by: Cargo build finished with "exit status: 101": `env -u CARGO PYO3_ENVIRONMENT_SIGNATURE="cpython-3.14-64bit" PYO3_PYTHON="/tmp/tmpqq28v9jq/venv/bin/python" PYTHON_SYS_EXECUTABLE="/tmp/tmpqq28v9jq/venv/bin/python" "cargo" "rustc" "--features" "pyo3/abi3-py37" "--message-format" "json-render-diagnostics" "--locked" "--manifest-path" "/tmp/pip-install-3yd1n8b5/cryptography_3655e04648d6420ab23130d7fa4a0d2c/src/rust/Cargo.toml" "--release" "--lib"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/tmp/tmpqq28v9jq/venv/bin/python', '--compatibility', 'off'] returned non-zero exit status 1
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for cryptography
ERROR: Failed to build installable wheels for some pyproject.toml based projects (cryptography)

  error: subprocess-exited-with-error
  
  × Building wheel for pyodbc (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [56 lines of output]
      WARNING: '' not a valid package name; please use only .-separated package names in setup.py
      /tmp/pip-build-env-djibg7ju/overlay/lib/python3.14t/site-packages/setuptools/config/_apply_pyprojecttoml.py:82: SetuptoolsDeprecationWarning: `project.license` as a TOML table is deprecated
      !!
      
              ********************************************************************************
              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).
      
              By 2026-Feb-18, you need to update your project and remove deprecated calls
              or your builds will no longer be supported.
      
              See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
              ********************************************************************************
      
      !!
        corresp(dist, value, root_dir)
      /tmp/pip-build-env-djibg7ju/overlay/lib/python3.14t/site-packages/setuptools/config/_apply_pyprojecttoml.py:61: SetuptoolsDeprecationWarning: License classifiers are deprecated.
      !!
      
              ********************************************************************************
              Please consider removing the following classifiers in favor of a SPDX license expression:
      
              License :: OSI Approved :: MIT No Attribution License (MIT-0)
      
              See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
              ********************************************************************************
      
      !!
        dist._finalize_license_expression()
      /tmp/pip-build-env-djibg7ju/overlay/lib/python3.14t/site-packages/setuptools/dist.py:761: SetuptoolsDeprecationWarning: License classifiers are deprecated.
      !!
      
              ********************************************************************************
              Please consider removing the following classifiers in favor of a SPDX license expression:
      
              License :: OSI Approved :: MIT No Attribution License (MIT-0)
      
              See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
              ********************************************************************************
      
      !!
        self._finalize_license_expression()
      running bdist_wheel
      running build
      running build_py
      creating build/lib.linux-x86_64-cpython-314t
      copying src/pyodbc.pyi -> build/lib.linux-x86_64-cpython-314t
      running build_ext
      building 'pyodbc' extension
      creating build/temp.linux-x86_64-cpython-314t/src
      c++ -pthread -fno-strict-overflow -Wsign-compare -Wunreachable-code -DNDEBUG -g -O3 -Wall -fPIC -fPIC -DPYODBC_VERSION=5.2.0 -I/tmp/tmprsfkmtkh/venv/include -I/root/.local/share/uv/python/cpython-3.14.0a6+freethreaded-linux-x86_64-gnu/include/python3.14t -c src/cnxninfo.cpp -o build/temp.linux-x86_64-cpython-314t/src/cnxninfo.o -Wno-write-strings
      In file included from src/cnxninfo.cpp:7:
      src/pyodbc.h:52:10: fatal error: sql.h: No such file or directory
         52 | #include <sql.h>
            |          ^~~~~~~
      compilation terminated.
      error: command '/usr/bin/c++' failed with exit code 1
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for pyodbc
ERROR: Failed to build installable wheels for some pyproject.toml based projects (pyodbc)

  error: subprocess-exited-with-error
  
  × Preparing metadata (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [10 lines of output]
      Checking for Rust toolchain....
      Running `maturin pep517 write-dist-info --metadata-directory /tmp/pip-modern-metadata-7jrtfbt9 --interpreter /tmp/tmpe84zu977/venv/bin/python`
      error: failed to parse lock file at: /tmp/pip-install-nfz3_38o/nh3_e0b12b1cd3ae4476991446668e7dcb94/Cargo.lock
      
      Caused by:
        lock file version `4` was found, but this version of Cargo does not understand this lock file, perhaps Cargo needs to be updated?
      💥 maturin failed
        Caused by: Cargo metadata failed. Does your crate compile with `cargo build`?
        Caused by: `cargo metadata` exited with an error:
      Error running maturin: Command '['maturin', 'pep517', 'write-dist-info', '--metadata-directory', '/tmp/pip-modern-metadata-7jrtfbt9', '--interpreter', '/tmp/tmpe84zu977/venv/bin/python']' returned non-zero exit status 1.
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> See above for output.

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.

  error: subprocess-exited-with-error
  
  × Preparing metadata (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [10 lines of output]
      Checking for Rust toolchain....
      Running `maturin pep517 write-dist-info --metadata-directory /tmp/pip-modern-metadata-gy4bv3be --interpreter /tmp/tmp3jbalcrh/venv/bin/python`
      error: failed to parse lock file at: /tmp/pip-install-94iqze3g/dbt-extractor_5030e0ccabb04884b0cdae16223ab101/Cargo.lock
      
      Caused by:
        lock file version `4` was found, but this version of Cargo does not understand this lock file, perhaps Cargo needs to be updated?
      💥 maturin failed
        Caused by: Cargo metadata failed. Does your crate compile with `cargo build`?
        Caused by: `cargo metadata` exited with an error:
      Error running maturin: Command '['maturin', 'pep517', 'write-dist-info', '--metadata-directory', '/tmp/pip-modern-metadata-gy4bv3be', '--interpreter', '/tmp/tmp3jbalcrh/venv/bin/python']' returned non-zero exit status 1.
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> See above for output.

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.