unconfuse me with the example output

test.tex

@@ -4,6 +4,9 @@
 \usepackage[LY1,TS1,T1]{fontenc}%
 \usepackage{unicodedomino}%
 
+\setlength{\parskip}{0.3cm plus 5mm minus 1mm}%
+\setlength{\parindent}{0cm}%
+
 \makeatletter%
 \message{:expect 48:\decode@UTFviii0\relax:}%
 \message{:expect 228:\decode@UTFviii ä\relax:}%