Should be fixed in rc4. https://bz.apache.org/SpamAssassin/show_bug.cgi?id=8060
There remains a bug in the context of $suppl_attrib.
# __SA4 injected inside amavis via $suppl_attrib->{rule_hits} meta SA4 __SA4 score SA4 1 describe SA4 dummy
yields
SA dbg: rules-all: unrun dependencies prevented meta SA4 from running: __SA4SA dbg: check: is spam? score=0 required=5 SA dbg: check: tests= SA dbg: check: subtests=