Free-threaded Python Library Compatibility Checker

  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/tmpje_88uvj/venv/bin/python --compatibility off`
      📦 Including license file "/tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/LICENSE"
      📦 Including license file "/tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/LICENSE.APACHE"
      📦 Including license file "/tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/LICENSE.BSD"
      🍹 Building a mixed python/rust project
      🔗 Found pyo3 bindings with abi3 support
      🐍 Found CPython 3.14t at /tmp/tmpje_88uvj/venv/bin/python
      📡 Using build options locked from pyproject.toml
      ⚠️ Warning: CPython 3.14t at /tmp/tmpje_88uvj/venv/bin/python does not yet support abi3 so the build artifacts will be version-specific.
      warning: /tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/src/rust/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/src/rust/cryptography-openssl/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/src/rust/cryptography-key-parsing/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/src/rust/cryptography-cffi/Cargo.toml: unused manifest key: lints
      error: package `cryptography-x509-verification v0.1.0 (/tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/src/rust/cryptography-x509-verification)` cannot be built because it requires rustc 1.74.0 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/tmpje_88uvj/venv/bin/python" PYTHON_SYS_EXECUTABLE="/tmp/tmpje_88uvj/venv/bin/python" "cargo" "rustc" "--message-format" "json-render-diagnostics" "--locked" "--manifest-path" "/tmp/pip-install-fhaee502/cryptography_393e34f55e974443a33c0ca19ef71b9f/src/rust/Cargo.toml" "--release" "--lib"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/tmp/tmpje_88uvj/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
  
  × 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-l6rvxua5 --interpreter /tmp/tmpqivmn_ef/venv/bin/python`
      error: failed to parse lock file at: /tmp/pip-install-kyrsw1f5/orjson_578b20ec154347e6b9e1b46430820419/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-l6rvxua5', '--interpreter', '/tmp/tmpqivmn_ef/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
  
  × Building wheel for cryptography (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [22 lines of output]
      Running `maturin pep517 build-wheel -i /tmp/tmp4ygksvj9/venv/bin/python --compatibility off`
          Blocking waiting for file lock on package cache
          Blocking waiting for file lock on package cache
          Blocking waiting for file lock on package cache
      🍹 Building a mixed python/rust project
      🔗 Found pyo3 bindings with abi3 support
      🐍 Found CPython 3.14t at /tmp/tmp4ygksvj9/venv/bin/python
      📡 Using build options locked from pyproject.toml
      ⚠️ Warning: CPython 3.14t at /tmp/tmp4ygksvj9/venv/bin/python does not yet support abi3 so the build artifacts will be version-specific.
      warning: /tmp/pip-install-29tbgaof/cryptography_9732f0632ac14ea09e33cf8bea45beea/src/rust/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-29tbgaof/cryptography_9732f0632ac14ea09e33cf8bea45beea/src/rust/cryptography-key-parsing/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-29tbgaof/cryptography_9732f0632ac14ea09e33cf8bea45beea/src/rust/cryptography-openssl/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-29tbgaof/cryptography_9732f0632ac14ea09e33cf8bea45beea/src/rust/cryptography-cffi/Cargo.toml: unused manifest key: lints
          Blocking waiting for file lock on package cache
          Blocking waiting for file lock on package cache
          Blocking waiting for file lock on package cache
      error: package `cryptography-crypto v0.1.0 (/tmp/pip-install-29tbgaof/cryptography_9732f0632ac14ea09e33cf8bea45beea/src/rust/cryptography-crypto)` cannot be built because it requires rustc 1.74.0 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/tmp4ygksvj9/venv/bin/python" PYTHON_SYS_EXECUTABLE="/tmp/tmp4ygksvj9/venv/bin/python" "cargo" "rustc" "--message-format" "json-render-diagnostics" "--locked" "--manifest-path" "/tmp/pip-install-29tbgaof/cryptography_9732f0632ac14ea09e33cf8bea45beea/src/rust/Cargo.toml" "--release" "--lib"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/tmp/tmp4ygksvj9/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)

lared here
         38 | Py_DEPRECATED(3.14) PyAPI_FUNC(PyObject *) _PyDict_GetItemStringWithError(PyObject *, const char *);
            |                                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      ../numpy/core/src/multiarray/number.c:118:5: warning: ‘_PyDict_GetItemStringWithError’ is deprecated [-Wdeprecated-declarations]
        118 |     SET(conjugate);
            |     ^~~
      /root/.local/share/uv/python/cpython-3.14.0b4+freethreaded-linux-x86_64-gnu/include/python3.14t/cpython/dictobject.h:38:44: note: declared here
         38 | Py_DEPRECATED(3.14) PyAPI_FUNC(PyObject *) _PyDict_GetItemStringWithError(PyObject *, const char *);
            |                                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      ../numpy/core/src/multiarray/number.c:119:5: warning: ‘_PyDict_GetItemStringWithError’ is deprecated [-Wdeprecated-declarations]
        119 |     SET(matmul);
            |     ^~~
      /root/.local/share/uv/python/cpython-3.14.0b4+freethreaded-linux-x86_64-gnu/include/python3.14t/cpython/dictobject.h:38:44: note: declared here
         38 | Py_DEPRECATED(3.14) PyAPI_FUNC(PyObject *) _PyDict_GetItemStringWithError(PyObject *, const char *);
            |                                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      ../numpy/core/src/multiarray/number.c:120:5: warning: ‘_PyDict_GetItemStringWithError’ is deprecated [-Wdeprecated-declarations]
        120 |     SET(clip);
            |     ^~~
      /root/.local/share/uv/python/cpython-3.14.0b4+freethreaded-linux-x86_64-gnu/include/python3.14t/cpython/dictobject.h:38:44: note: declared here
         38 | Py_DEPRECATED(3.14) PyAPI_FUNC(PyObject *) _PyDict_GetItemStringWithError(PyObject *, const char *);
            |                                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      [347/512] Compiling C object numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/meson-generated_lowlevel_strided_loops.c.o
      [348/512] Compiling C object numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_shape.c.o
      FAILED: [code=1] numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_shape.c.o
      cc -Inumpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p -Inumpy/core -I../numpy/core -Inumpy/core/include -I../numpy/core/include -I../numpy/core/src/common -I../numpy/core/src/multiarray -I../numpy/core/src/npymath -I../numpy/core/src/umath -I/root/.local/share/uv/python/cpython-3.14.0b4+freethreaded-linux-x86_64-gnu/include/python3.14t -I/tmp/pip-install-kx8blbo3/numpy_5edae202b819409ca8a1bb5b95f1165d/.mesonpy-klcblu7l/meson_cpu -fvisibility=hidden -fdiagnostics-color=always -DNDEBUG -Wall -Winvalid-pch -std=c99 -O3 -fno-strict-aliasing -msse -msse2 -msse3 -DNPY_HAVE_SSE2 -DNPY_HAVE_SSE -DNPY_HAVE_SSE3 -fPIC -DNPY_INTERNAL_BUILD -DHAVE_NPY_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE=1 -D_LARGEFILE64_SOURCE=1 -MD -MQ numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_shape.c.o -MF numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_shape.c.o.d -o numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_shape.c.o -c ../numpy/core/src/multiarray/shape.c
      In file included from ../numpy/core/include/numpy/arrayobject.h:5,
                       from ../numpy/core/src/multiarray/shape.c:8:
      ../numpy/core/src/multiarray/shape.c: In function ‘PyArray_Resize’:
      ../numpy/core/include/numpy/ndarrayobject.h:102:51: error: ‘PyObject’ {aka ‘struct _object’} has no member named ‘ob_refcnt’
        102 | #define PyArray_REFCOUNT(obj) (((PyObject *)(obj))->ob_refcnt)
            |                                                   ^~
      ../numpy/core/src/multiarray/shape.c:108:22: note: in expansion of macro ‘PyArray_REFCOUNT’
        108 |             refcnt = PyArray_REFCOUNT(self);
            |                      ^~~~~~~~~~~~~~~~
      [349/512] Compiling C object numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_strfuncs.c.o
      [350/512] Compiling C object numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_nditer_constr.c.o
      [351/512] Compiling C object numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_typeinfo.c.o
      [352/512] Compiling C object numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_temp_elide.c.o
      [353/512] Compiling C object numpy/core/_multiarray_umath.cpython-314t-x86_64-linux-gnu.so.p/src_multiarray_scalarapi.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.

kages/setuptools/_distutils/spawn.py", line 93, in spawn
          raise DistutilsExecError(
              f"command {_debug(cmd)!r} failed with exit code {err.returncode}"
          ) from err
      distutils.errors.DistutilsExecError: command '/usr/bin/c++' failed with exit code 1
      
      During handling of the above exception, another exception occurred:
      
      Traceback (most recent call last):
        File "/tmp/pip-install-poehaz5g/grpcio_4868b2ffda3a46529035054c975124d5/src/python/grpcio/commands.py", line 282, in build_extensions
          build_ext.build_ext.build_extensions(self)
          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^
        File "/tmp/pip-build-env-04xq_dii/overlay/lib/python3.14t/site-packages/setuptools/_distutils/command/build_ext.py", line 484, in build_extensions
          self._build_extensions_serial()
          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
        File "/tmp/pip-build-env-04xq_dii/overlay/lib/python3.14t/site-packages/setuptools/_distutils/command/build_ext.py", line 510, in _build_extensions_serial
          self.build_extension(ext)
          ~~~~~~~~~~~~~~~~~~~~^^^^^
        File "/tmp/pip-build-env-04xq_dii/overlay/lib/python3.14t/site-packages/setuptools/command/build_ext.py", line 261, in build_extension
          _build_ext.build_extension(self, ext)
          ~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^
        File "/tmp/pip-build-env-04xq_dii/overlay/lib/python3.14t/site-packages/setuptools/_distutils/command/build_ext.py", line 565, in build_extension
          objects = self.compiler.compile(
              sources,
          ...<5 lines>...
              depends=ext.depends,
          )
        File "/tmp/pip-install-poehaz5g/grpcio_4868b2ffda3a46529035054c975124d5/src/python/grpcio/_parallel_compile_patch.py", line 70, in _parallel_compile
          multiprocessing.pool.ThreadPool(BUILD_EXT_COMPILER_JOBS).map(
          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
              _compile_single_file, objects
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
          )
          ^
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/pool.py", line 367, in map
          return self._map_async(func, iterable, mapstar, chunksize).get()
                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/pool.py", line 774, in get
          raise self._value
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/pool.py", line 125, in worker
          result = (True, func(*args, **kwds))
                          ~~~~^^^^^^^^^^^^^^^
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/pool.py", line 48, in mapstar
          return list(map(*args))
        File "/tmp/pip-install-poehaz5g/grpcio_4868b2ffda3a46529035054c975124d5/src/python/grpcio/_parallel_compile_patch.py", line 65, in _compile_single_file
          self._compile(obj, src, ext, cc_args, extra_postargs, pp_opts)
          ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/tmp/pip-install-poehaz5g/grpcio_4868b2ffda3a46529035054c975124d5/src/python/grpcio/commands.py", line 264, in new_compile
          return old_compile(obj, src, ext, cc_args, extra_postargs, pp_opts)
        File "/tmp/pip-build-env-04xq_dii/overlay/lib/python3.14t/site-packages/setuptools/_distutils/compilers/C/unix.py", line 223, in _compile
          raise CompileError(msg)
      distutils.compilers.C.errors.CompileError: command '/usr/bin/c++' failed with exit code 1
      
      Exception ignored while calling deallocator <function Pool.__del__ at 0x4377b7fbac0>:
      Traceback (most recent call last):
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/pool.py", line 271, in __del__
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/queues.py", line 397, in put
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/connection.py", line 206, in send_bytes
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/connection.py", line 444, in _send_bytes
        File "/root/.local/share/uv/python/cpython-3.14.0a7+freethreaded-linux-x86_64-gnu/lib/python3.14t/multiprocessing/connection.py", line 400, in _send
      BrokenPipeError: [Errno 32] Broken pipe
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for grpcio
ERROR: Failed to build installable wheels for some pyproject.toml based projects (grpcio)