Free-threaded Python Library Compatibility Checker

  error: subprocess-exited-with-error
  
  × pip subprocess to install build dependencies did not run successfully.
  │ exit code: 1
  ╰─> [46 lines of output]
      Ignoring cffi: markers 'python_version >= "3.14"' don't match your environment
      Collecting setuptools>=77
        Using cached setuptools-80.9.0-py3-none-any.whl.metadata (6.6 kB)
      Collecting setuptools_scm>=6.2 (from setuptools_scm[toml]>=6.2)
        Using cached setuptools_scm-9.2.2-py3-none-any.whl.metadata (7.7 kB)
      Collecting cffi>=1.0.1
        Using cached cffi-2.0.0.tar.gz (523 kB)
        Installing build dependencies: started
        Installing build dependencies: finished with status 'done'
        Getting requirements to build wheel: started
        Getting requirements to build wheel: finished with status 'error'
        error: subprocess-exited-with-error
      
        × Getting requirements to build wheel did not run successfully.
        │ exit code: 1
        ╰─> [20 lines of output]
            Traceback (most recent call last):
              File "/tmp/tmpyjnzczg5/venv/lib/python3.13t/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 389, in <module>
                main()
                ~~~~^^
              File "/tmp/tmpyjnzczg5/venv/lib/python3.13t/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 373, in main
                json_out["return_val"] = hook(**hook_input["kwargs"])
                                         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^
              File "/tmp/tmpyjnzczg5/venv/lib/python3.13t/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 143, in get_requires_for_build_wheel
                return hook(config_settings)
              File "/tmp/pip-build-env-lvcgb_s1/overlay/lib/python3.13t/site-packages/setuptools/build_meta.py", line 331, in get_requires_for_build_wheel
                return self._get_build_requires(config_settings, requirements=[])
                       ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
              File "/tmp/pip-build-env-lvcgb_s1/overlay/lib/python3.13t/site-packages/setuptools/build_meta.py", line 301, in _get_build_requires
                self.run_setup()
                ~~~~~~~~~~~~~~^^
              File "/tmp/pip-build-env-lvcgb_s1/overlay/lib/python3.13t/site-packages/setuptools/build_meta.py", line 317, in run_setup
                exec(code, locals())
                ~~~~^^^^^^^^^^^^^^^^
              File "<string>", line 22, in <module>
            RuntimeError: CFFI does not support the free-threaded build of CPython 3.13. Upgrade to free-threaded 3.14 or newer to use CFFI with the free-threaded build.
            [end of output]
      
        note: This error originates from a subprocess, and is likely not a problem with pip.
      error: subprocess-exited-with-error
      
      × Getting requirements to build wheel 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.
      [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.

e-packages/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-qu_0v793/grpcio_e00982a2683c44f88d4a0c8a3365277c/src/python/grpcio/commands.py", line 282, in build_extensions
          build_ext.build_ext.build_extensions(self)
          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^
        File "/tmp/pip-build-env-ge51hwik/overlay/lib/python3.13t/site-packages/setuptools/_distutils/command/build_ext.py", line 484, in build_extensions
          self._build_extensions_serial()
          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
        File "/tmp/pip-build-env-ge51hwik/overlay/lib/python3.13t/site-packages/setuptools/_distutils/command/build_ext.py", line 510, in _build_extensions_serial
          self.build_extension(ext)
          ~~~~~~~~~~~~~~~~~~~~^^^^^
        File "/tmp/pip-build-env-ge51hwik/overlay/lib/python3.13t/site-packages/setuptools/command/build_ext.py", line 261, in build_extension
          _build_ext.build_extension(self, ext)
          ~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^
        File "/tmp/pip-build-env-ge51hwik/overlay/lib/python3.13t/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-qu_0v793/grpcio_e00982a2683c44f88d4a0c8a3365277c/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-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/pool.py", line 367, in map
          return self._map_async(func, iterable, mapstar, chunksize).get()
                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/pool.py", line 774, in get
          raise self._value
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/pool.py", line 125, in worker
          result = (True, func(*args, **kwds))
                          ~~~~^^^^^^^^^^^^^^^
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/pool.py", line 48, in mapstar
          return list(map(*args))
        File "/tmp/pip-install-qu_0v793/grpcio_e00982a2683c44f88d4a0c8a3365277c/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-qu_0v793/grpcio_e00982a2683c44f88d4a0c8a3365277c/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-ge51hwik/overlay/lib/python3.13t/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 in: <function Pool.__del__ at 0x57ba792da20>
      Traceback (most recent call last):
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/pool.py", line 271, in __del__
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/queues.py", line 397, in put
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/connection.py", line 200, in send_bytes
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/connection.py", line 427, in _send_bytes
        File "/root/.local/share/uv/python/cpython-3.13.5+freethreaded-linux-x86_64-gnu/lib/python3.13t/multiprocessing/connection.py", line 384, 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-wheel-build-for-install

× Failed to build installable wheels for some pyproject.toml based projects
╰─> grpcio

  error: subprocess-exited-with-error
  
  × Building wheel for pydantic-core (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [14 lines of output]
      Running `maturin pep517 build-wheel -i /tmp/tmp53ajca3l/venv/bin/python --compatibility off`
      🍹 Building a mixed python/rust project
      🔗 Found pyo3 bindings
      🐍 Found CPython 3.13t at /tmp/tmp53ajca3l/venv/bin/python
      📡 Using build options bindings from pyproject.toml
      warning: unused manifest key: lints
      error: package `pyo3 v0.26.0` cannot be built because it requires rustc 1.74 or newer, while the currently active rustc version is 1.63.0
      Either upgrade to rustc 1.74 or newer, or use
      cargo update -p pyo3@0.26.0 --precise ver
      where `ver` is the latest version of `pyo3` supporting rustc 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_BUILD_EXTENSION_MODULE="1" PYO3_ENVIRONMENT_SIGNATURE="cpython-3.13-64bit" PYO3_PYTHON="/tmp/tmp53ajca3l/venv/bin/python" PYTHON_SYS_EXECUTABLE="/tmp/tmp53ajca3l/venv/bin/python" "cargo" "rustc" "--profile" "release" "--message-format" "json-render-diagnostics" "--manifest-path" "/tmp/pip-install-wcj1_2ir/pydantic-core_6c31136bcd8541309989815f470a1480/Cargo.toml" "--lib"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/tmp/tmp53ajca3l/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 pydantic-core
error: failed-wheel-build-for-install

× Failed to build installable wheels for some pyproject.toml based projects
╰─> pydantic-core

  error: subprocess-exited-with-error
  
  × installing build dependencies for cryptography did not run successfully.
  │ exit code: 1
  ╰─> [38 lines of output]
      Ignoring cffi: markers 'platform_python_implementation != "PyPy" and python_version == "3.8"' don't match your environment
      Collecting maturin<2,>=1.9.4
        Using cached maturin-1.10.2-py3-none-manylinux_2_12_x86_64.manylinux2010_x86_64.musllinux_1_1_x86_64.whl.metadata (16 kB)
      Collecting cffi>=2.0.0
        Using cached cffi-2.0.0.tar.gz (523 kB)
        Installing build dependencies: started
        Installing build dependencies: finished with status 'done'
        Getting requirements to build wheel: started
        Getting requirements to build wheel: finished with status 'error'
        error: subprocess-exited-with-error
      
        × Getting requirements to build wheel did not run successfully.
        │ exit code: 1
        ╰─> [20 lines of output]
            Traceback (most recent call last):
              File "/tmp/tmpkbm2zbzi/venv/lib/python3.13t/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 389, in <module>
                main()
                ~~~~^^
              File "/tmp/tmpkbm2zbzi/venv/lib/python3.13t/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 373, in main
                json_out["return_val"] = hook(**hook_input["kwargs"])
                                         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^
              File "/tmp/tmpkbm2zbzi/venv/lib/python3.13t/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 143, in get_requires_for_build_wheel
                return hook(config_settings)
              File "/tmp/pip-build-env-4j86kt9o/overlay/lib/python3.13t/site-packages/setuptools/build_meta.py", line 331, in get_requires_for_build_wheel
                return self._get_build_requires(config_settings, requirements=[])
                       ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
              File "/tmp/pip-build-env-4j86kt9o/overlay/lib/python3.13t/site-packages/setuptools/build_meta.py", line 301, in _get_build_requires
                self.run_setup()
                ~~~~~~~~~~~~~~^^
              File "/tmp/pip-build-env-4j86kt9o/overlay/lib/python3.13t/site-packages/setuptools/build_meta.py", line 317, in run_setup
                exec(code, locals())
                ~~~~^^^^^^^^^^^^^^^^
              File "<string>", line 22, in <module>
            RuntimeError: CFFI does not support the free-threaded build of CPython 3.13. Upgrade to free-threaded 3.14 or newer to use CFFI with the free-threaded build.
            [end of output]
      
        note: This error originates from a subprocess, and is likely not a problem with pip.
      ERROR: Failed to build 'cffi' when getting requirements to build wheel
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed to build 'cryptography' when installing build dependencies for cryptography