PDF to PNG rendered with inverted colors

We have an issue with converting this document by Aspose.PDF .NET pdf-to-png-inverted-colors.pdf (148.2 KB)
The result of conversion from PDF to PNG has inverted colors pdf-to-png-inverted-colors-conversion-result.jpg (63.6 KB)

When I tried to convert the document in Online PDF converter the result was the same.
It well converts on windows host but fails on linux host machine.

This issue is reproduced at our end. Therefore, we have logged it in our internal issue tracking system with ticket ID PDFAPPS-1874.

Please feel free to post back-end API related issues at Aspose free support forum.