Because it's running exec as the child: 
...
exec @cmd # XXX: wrong process to croak from
        or croak "$Me: exec of @cmd failed";
...

[download]
which will abandon the process (unless it dies)
--------------
"But what of all those sweet words you spoke in private?"
"Oh that's just what we call pillow talk, baby, that's all."

In reply to Re^5: delayed die and open3 by RazorbladeBidet
in thread delayed die and open3 by Random_Walk

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