This file is indexed.

/usr/share/ghostscript/9.05/lib/ras1.upp is in libgs9-common 9.05~dfsg-0ubuntu4.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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-supModel="SUN rasterfile, 1 Bit, 2 Colors (Ghostscript-Rendering)"
-sDEVICE=uniprint
-dNOPAUSE
-P- -dSAFER
-dupColorModel=/DeviceGray
-dupRendering=/ErrorDiffusion
-dupOutputFormat=/SunRaster
-dupComponentBits={1}