'List index out of range' on one of Ange's POC files

[tballison]

When I try to parse https://github.com/corkami/pocs/blob/master/pdf/PDFSecrets/deniable%20removal%202%20with%20incremental%20update.pdf

I get:

Found a subregion of type Value at byte offset 111 Parsing PDF obj 4 0Traceback (most recent call last): File "/usr/local/bin/polyfile", line 11, in <module> load_entry_point('polyfile', 'console_scripts', 'polyfile')() File "/Users/allison/Documents/tob/polyfile/__main__.py", line 72, in main for match in matcher.match(file_path, progress_callback=progress_callback): File "/Users/allison/Documents/tob/polyfile/polyfile.py", line 170, in match yield from submatch_iter File "/Users/allison/Documents/tob/polyfile/pdf.py", line 288, in submatch yield from parse_pdf(file_stream, matcher=self.matcher, parent=self) File "/Users/allison/Documents/tob/polyfile/pdf.py", line 282, in parse_pdf yield from parse_object(file_stream, object, matcher=matcher, parent=parent) File "/Users/allison/Documents/tob/polyfile/pdf.py", line 136, in parse_object yield from _emit_dict(oPDFParseDictionary.parsed, obj, parent.offset) File "/Users/allison/Documents/tob/polyfile/pdf.py", line 53, in _emit_dict yield from _emit_dict(value, pair, pdf_offset) File "/Users/allison/Documents/tob/polyfile/pdf.py", line 35, in _emit_dict value_end = value[-1].offset.offset + len(value[-1].token) IndexError: list index out of range