ScanCode 31.2.1 fail to scan a clusterfuzz testcase file

### Description

Scanning https://github.com/grpc/grpc/blob/b72da316bb2e718bec19c267e1427628a183ac6b/test/core/transport/chttp2/hpack_parser_corpus/upgraded-clusterfuzz-testcase-5298216461402112 with `--copyright --license --info --strip-root -n 4 --timeout 300 --processes 7` results in

```
Setup plugins...
Collect file inventory...
Scan files for: info, licenses, copyrights with 7 process(es)...
Scanning done.
Some files failed to scan properly:
Path: ort-DefaultProvenanceDownloader15154544898313057407/test/core/transport/chttp2/hpack_parser_corpus/upgraded-clusterfuzz-testcase-5298216461402112
Summary: info, licenses, copyrights with 7 process(es)
Errors count: 1
Scan Speed: 5.40 files/sec. 26.08 KB/sec.
Initial counts: 10567 resource(s): 9183 file(s) and 1384 directorie(s)
Final counts: 10566 resource(s): 9183 file(s) and 1383 directorie(s) for 43.28 MB
Timings:
scan_start: 2022-12-15T045214.192114
scan_end: 2022-12-15T052043.558346
setup_scan:licenses: 3.76s
setup: 3.76s
inventory: 3.07s
scan: 1699.46s
output:json-pp: 4.42s
output: 4.42s
total: 1714.19s
Removing temporary files...done.
```

and exit code 1.

### How To Reproduce

See above.

### System configuration

> For bug reports, it really helps us to know:

* What OS are you running on? Linux
* What version of scancode-toolkit was used to generate the scan file? 31.2.1
* What installation method was used to install/run scancode? pip