+ case "${usergroup_phase}" in
+ local run_cmd
+ run_cmd=run_su
+ shift
+ run_su /usr/pkg/bin/bmake all BATCH=1 DEPENDS_TARGET=/nonexistent PYTHON_VERSION_REQD=312 WRKLOG=/tmp/bulklog/glasgow-0.0.20240810nb1/work.log
+ su pbulk -c '"$@"' make /usr/pkg/bin/bmake all BATCH=1 DEPENDS_TARGET=/nonexistent PYTHON_VERSION_REQD=312 WRKLOG=/tmp/bulklog/glasgow-0.0.20240810nb1/work.log
=> Bootstrap dependency digest>=20211023: found digest-20220214
===> Building for glasgow-0.0.20240810nb1
* Building wheel...

Traceback (most recent call last):
  File "/usr/pkg/lib/python3.12/site-packages/pyproject_hooks/_impl.py", line 402, in _call_hook
    raise BackendUnavailable(
pyproject_hooks._impl.BackendUnavailable: Cannot import 'pdm.backend'

ERROR Backend 'pdm.backend' is not available.
*** Error code 1

Stop.
bmake[1]: stopped making "all" in /data/jenkins/workspace/pkgsrc-el8-trunk-x86_64/devel/glasgow
*** Error code 1

Stop.
bmake: stopped making "all" in /data/jenkins/workspace/pkgsrc-el8-trunk-x86_64/devel/glasgow