Eureka, thanks to ilmari_ in #perl-help.

In the end I needed to set PERL5OPTS to '-d:SmallProf` and run prove normally. Got the same run with the same issues I'd been saying, along with a big whopping profiler output.

In reply to Re^3: Profiling via prove? by kyoob
in thread Profiling via prove? by kyoob

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