% arara: luatex
\nopagenumbers

\protected\edef\pdfcompresslevel       {\pdfvariable compresslevel}
\protected\edef\pdfobjcompresslevel    {\pdfvariable objcompresslevel}
\pdfcompresslevel=0
\pdfobjcompresslevel=0

\input luaotfload.sty

\font\foo = file:din1451e.ttf
\foo Hello World\bye
