Free-threaded Python Library Compatibility Checker

b145 /tmp/pip-install-1o8yekai/scipy_a9ddb9880cdc4ce48c0956f9d315b145/.mesonpy-owke7m32 -Dbuildtype=release -Db_ndebug=if-release -Db_vscrt=md --native-file=/tmp/pip-install-1o8yekai/scipy_a9ddb9880cdc4ce48c0956f9d315b145/.mesonpy-owke7m32/meson-python-native-file.ini
            The Meson build system
            Version: 1.8.0
            Source dir: /tmp/pip-install-1o8yekai/scipy_a9ddb9880cdc4ce48c0956f9d315b145
            Build dir: /tmp/pip-install-1o8yekai/scipy_a9ddb9880cdc4ce48c0956f9d315b145/.mesonpy-owke7m32
            Build type: native build
            Project name: scipy
            Project version: 1.15.3
            C compiler for the host machine: cc (gcc 12.2.0 "cc (Debian 12.2.0-14+deb12u1) 12.2.0")
            C linker for the host machine: cc ld.bfd 2.40
            C++ compiler for the host machine: c++ (gcc 12.2.0 "c++ (Debian 12.2.0-14+deb12u1) 12.2.0")
            C++ linker for the host machine: c++ ld.bfd 2.40
            Cython compiler for the host machine: cython (cython 3.0.12)
            Host machine cpu family: x86_64
            Host machine cpu: x86_64
            Program python found: YES (/tmp/tmpdy9xga5t/venv/bin/python)
            Did not find pkg-config by name 'pkg-config'
            Found pkg-config: NO
            Run-time dependency python found: YES 3.14
            Program cython found: YES (/tmp/pip-build-env-mfwlvacq/overlay/bin/cython)
            Compiler for C supports arguments -Wno-unused-but-set-variable: YES
            Compiler for C supports arguments -Wno-unused-function: YES
            Compiler for C supports arguments -Wno-conversion: YES
            Compiler for C supports arguments -Wno-misleading-indentation: YES
            Library m found: YES
      
            ../meson.build:80:0: ERROR: Unknown compiler(s): [['gfortran'], ['flang-new'], ['flang'], ['nvfortran'], ['pgfortran'], ['ifort'], ['ifx'], ['g95']]
            The following exception(s) were encountered:
            Running `gfortran --help` gave "[Errno 2] No such file or directory: 'gfortran'"
            Running `gfortran --version` gave "[Errno 2] No such file or directory: 'gfortran'"
            Running `gfortran -V` gave "[Errno 2] No such file or directory: 'gfortran'"
            Running `flang-new --help` gave "[Errno 2] No such file or directory: 'flang-new'"
            Running `flang-new --version` gave "[Errno 2] No such file or directory: 'flang-new'"
            Running `flang-new -V` gave "[Errno 2] No such file or directory: 'flang-new'"
            Running `flang --help` gave "[Errno 2] No such file or directory: 'flang'"
            Running `flang --version` gave "[Errno 2] No such file or directory: 'flang'"
            Running `flang -V` gave "[Errno 2] No such file or directory: 'flang'"
            Running `nvfortran --help` gave "[Errno 2] No such file or directory: 'nvfortran'"
            Running `nvfortran --version` gave "[Errno 2] No such file or directory: 'nvfortran'"
            Running `nvfortran -V` gave "[Errno 2] No such file or directory: 'nvfortran'"
            Running `pgfortran --help` gave "[Errno 2] No such file or directory: 'pgfortran'"
            Running `pgfortran --version` gave "[Errno 2] No such file or directory: 'pgfortran'"
            Running `pgfortran -V` gave "[Errno 2] No such file or directory: 'pgfortran'"
            Running `ifort --help` gave "[Errno 2] No such file or directory: 'ifort'"
            Running `ifort --version` gave "[Errno 2] No such file or directory: 'ifort'"
            Running `ifort -V` gave "[Errno 2] No such file or directory: 'ifort'"
            Running `ifx --help` gave "[Errno 2] No such file or directory: 'ifx'"
            Running `ifx --version` gave "[Errno 2] No such file or directory: 'ifx'"
            Running `ifx -V` gave "[Errno 2] No such file or directory: 'ifx'"
            Running `g95 --help` gave "[Errno 2] No such file or directory: 'g95'"
            Running `g95 --version` gave "[Errno 2] No such file or directory: 'g95'"
            Running `g95 -V` gave "[Errno 2] No such file or directory: 'g95'"
      
            A full log can be found at /tmp/pip-install-1o8yekai/scipy_a9ddb9880cdc4ce48c0956f9d315b145/.mesonpy-owke7m32/meson-logs/meson-log.txt
            [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.

 -u CARGO PYO3_ENVIRONMENT_SIGNATURE="cpython-3.14-64bit" PYO3_PYTHON="/tmp/tmpt7rc61w6/venv/bin/python" PYTHON_SYS_EXECUTABLE="/tmp/tmpt7rc61w6/venv/bin/python" "cargo" "rustc" "--message-format" "json-render-diagnostics" "--manifest-path" "/tmp/pip-install-w8lz5v8o/orjson_f3fa9a6c97904c8182b1757b3e909086/Cargo.toml" "--release" "--lib"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/tmp/tmpt7rc61w6/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 orjson
  error: subprocess-exited-with-error
  
  × Building wheel for pydantic-core (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [15 lines of output]
      Running `maturin pep517 build-wheel -i /tmp/tmpt7rc61w6/venv/bin/python --compatibility off`
      📦 Including license file "/tmp/pip-install-w8lz5v8o/pydantic-core_0ca4f472d3f244dea4f1c29bb0bb9609/LICENSE"
      🍹 Building a mixed python/rust project
      🔗 Found pyo3 bindings
      🐍 Found CPython 3.14t at /tmp/tmpt7rc61w6/venv/bin/python
      📡 Using build options features, bindings from pyproject.toml
      warning: unused manifest key: lints
      error: package `icu_collections v1.5.0` cannot be built because it requires rustc 1.67 or newer, while the currently active rustc version is 1.63.0
      Either upgrade to rustc 1.67 or newer, or use
      cargo update -p icu_collections@1.5.0 --precise ver
      where `ver` is the latest version of `icu_collections` 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_ENVIRONMENT_SIGNATURE="cpython-3.14-64bit" PYO3_PYTHON="/tmp/tmpt7rc61w6/venv/bin/python" PYTHON_SYS_EXECUTABLE="/tmp/tmpt7rc61w6/venv/bin/python" "cargo" "rustc" "--features" "pyo3/extension-module" "--message-format" "json-render-diagnostics" "--manifest-path" "/tmp/pip-install-w8lz5v8o/pydantic-core_0ca4f472d3f244dea4f1c29bb0bb9609/Cargo.toml" "--release" "--lib"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/tmp/tmpt7rc61w6/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: subprocess-exited-with-error
  
  × Building wheel for zstandard (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [25 lines of output]
      <string>:41: DeprecationWarning: distutils Version classes are deprecated. Use packaging.version instead.
      <string>:42: DeprecationWarning: distutils Version classes are deprecated. Use packaging.version instead.
      <frozen importlib._bootstrap>:488: RuntimeWarning: The global interpreter lock (GIL) has been enabled to load module '_cffi_backend', which has not declared that it can run safely without the GIL. To override this behavior and keep the GIL disabled (at your own risk), run with PYTHON_GIL=0 or -Xgil=0.
      generating build/zstandard/_cffi.c
      (already up-to-date)
      not modified: 'build/zstandard/_cffi.c'
      running bdist_wheel
      running build
      running build_py
      creating build/lib.linux-x86_64-cpython-314
      creating build/lib.linux-x86_64-cpython-314/zstandard
      copying zstandard/__init__.py -> build/lib.linux-x86_64-cpython-314/zstandard
      copying zstandard/backend_cffi.py -> build/lib.linux-x86_64-cpython-314/zstandard
      copying zstandard/__init__.pyi -> build/lib.linux-x86_64-cpython-314/zstandard
      copying zstandard/py.typed -> build/lib.linux-x86_64-cpython-314/zstandard
      running build_ext
      building 'zstandard.backend_c' extension
      creating build/temp.linux-x86_64-cpython-314
      creating build/temp.linux-x86_64-cpython-314/c-ext
      cc -pthread -fno-strict-overflow -Wsign-compare -Wunreachable-code -DNDEBUG -g -O3 -Wall -fPIC -fPIC -Ic-ext -Izstd -I/tmp/tmpt7rc61w6/venv/include -I/root/.local/share/uv/python/cpython-3.14.0a6+freethreaded-linux-x86_64-gnu/include/python3.14t -c c-ext/backend_c.c -o build/temp.linux-x86_64-cpython-314/c-ext/backend_c.o -DZSTD_SINGLE_FILE -DZSTDLIB_VISIBLE= -DZDICTLIB_VISIBLE= -DZSTDERRORLIB_VISIBLE= -fvisibility=hidden
      c-ext/backend_c.c: In function ‘safe_pybytes_resize’:
      c-ext/backend_c.c:316:15: error: ‘PyObject’ {aka ‘struct _object’} has no member named ‘ob_refcnt’
        316 |     if ((*obj)->ob_refcnt == 1) {
            |               ^~
      error: command '/usr/bin/cc' 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 zstandard
ERROR: Failed to build installable wheels for some pyproject.toml based projects (orjson, pydantic-core, zstandard)

  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/tmp2x9boh2g/venv/bin/python --compatibility off`
      📦 Including license file "/tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/LICENSE"
      📦 Including license file "/tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/LICENSE.APACHE"
      📦 Including license file "/tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/LICENSE.BSD"
      🍹 Building a mixed python/rust project
      🔗 Found pyo3 bindings with abi3 support
      🐍 Found CPython 3.14t at /tmp/tmp2x9boh2g/venv/bin/python
      📡 Using build options locked from pyproject.toml
      ⚠️ Warning: CPython 3.14t at /tmp/tmp2x9boh2g/venv/bin/python does not yet support abi3 so the build artifacts will be version-specific.
      warning: /tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/src/rust/cryptography-key-parsing/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/src/rust/cryptography-openssl/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/src/rust/cryptography-cffi/Cargo.toml: unused manifest key: lints
      warning: /tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/src/rust/Cargo.toml: unused manifest key: lints
      error: package `cryptography-x509-verification v0.1.0 (/tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/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/tmp2x9boh2g/venv/bin/python" PYTHON_SYS_EXECUTABLE="/tmp/tmp2x9boh2g/venv/bin/python" "cargo" "rustc" "--message-format" "json-render-diagnostics" "--locked" "--manifest-path" "/tmp/pip-install-mk314pnt/cryptography_8108239cf7d943b78f04cd7aa76e6368/src/rust/Cargo.toml" "--release" "--lib"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/tmp/tmp2x9boh2g/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 bcrypt (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [65 lines of output]
      /tmp/pip-build-env-wfgs6c30/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-wfgs6c30/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 :: Apache Software License
      
              See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
              ********************************************************************************
      
      !!
        dist._finalize_license_expression()
      /tmp/pip-build-env-wfgs6c30/overlay/lib/python3.14t/site-packages/setuptools/dist.py:759: SetuptoolsDeprecationWarning: License classifiers are deprecated.
      !!
      
              ********************************************************************************
              Please consider removing the following classifiers in favor of a SPDX license expression:
      
              License :: OSI Approved :: Apache Software License
      
              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/bcrypt
      copying src/bcrypt/__init__.py -> build/lib.linux-x86_64-cpython-314t/bcrypt
      running egg_info
      writing src/bcrypt.egg-info/PKG-INFO
      writing dependency_links to src/bcrypt.egg-info/dependency_links.txt
      writing requirements to src/bcrypt.egg-info/requires.txt
      writing top-level names to src/bcrypt.egg-info/top_level.txt
      reading manifest file 'src/bcrypt.egg-info/SOURCES.txt'
      reading manifest template 'MANIFEST.in'
      warning: no previously-included files found matching 'requirements.txt'
      warning: no previously-included files found matching 'release.py'
      warning: no previously-included files found matching 'mypy.ini'
      warning: no previously-included files matching '*' found under directory '.github'
      warning: no previously-included files found matching 'src/_bcrypt/target'
      warning: no previously-included files matching '*' found under directory 'src/_bcrypt/target'
      adding license file 'LICENSE'
      writing manifest file 'src/bcrypt.egg-info/SOURCES.txt'
      copying src/bcrypt/__init__.pyi -> build/lib.linux-x86_64-cpython-314t/bcrypt
      copying src/bcrypt/py.typed -> build/lib.linux-x86_64-cpython-314t/bcrypt
      running build_ext
      running build_rust
      error: Rust 1.63.0 does not match extension requirement >=1.64.0
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for bcrypt
ERROR: Failed to build installable wheels for some pyproject.toml based projects (bcrypt)