+ curl -f --connect-timeout 5 --retry 3 --location https://files.pythonhosted.org/packages/source/r/rpds-py/rpds_py-0.30.0.tar.gz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:--  0:00:01 --:--:--     0
  0     0    0     0    0     0      0      0 --:--:--  0:00:02 --:--:--     0
  0     0    0     0    0     0      0      0 --:--:--  0:00:03 --:--:--     0
  0     0    0     0    0     0      0      0 --:--:--  0:00:03 --:--:--     0

100 69469  100 69469    0     0  18569      0  0:00:03  0:00:03 --:--:-- 18569
* Getting build dependencies for wheel...

Traceback (most recent call last):
  File "/builder/shared-workdir/build/sdk/staging_dir/hostpkg/lib/python3.14/site-packages/pyproject_hooks/_impl.py", line 402, in _call_hook
    raise BackendUnavailable(
    ...<4 lines>...
    )
pyproject_hooks._impl.BackendUnavailable: Cannot import 'maturin'

ERROR Backend 'maturin' is not available.
make[3]: *** [Makefile:46: /builder/shared-workdir/build/sdk/build_dir/target-mips64_mips64r2_64_musl/pypi/rpds_py-0.30.0/.built] Error 1
time: package/feeds/packages/python-rpds-py/compile#2.21#0.23#8.69