/var/lib/pcp/testsuite/881.out is in pcp-testsuite 4.0.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | QA output created by 881
=== all mode
kill -TERM PMCDPID
=== program mode
kill -TERM PMCDPID
=== list of signals
HUP USR1 TERM KILL
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