Issues auto guessing file with UTF8 encoding

[sunbohong]

• VSCode Version: 1.51.0
• OS Version: 10.15.7

版本: 1.51.0
提交: fcac248
日期: 2020-11-05T18:14:40.758Z
Electron: 9.3.3
Chrome: 83.0.4103.122
Node.js: 12.14.1
V8: 8.3.110.13-electron.0
OS: Darwin x64 19.6.0

Steps to Reproduce:

1、enable files.autoGuessEncoding
2、UTF8

# Process 10259 resuming
# �[0;1;31merror: �[0munknown argument: '-masm-verbose'�[0m
# �[0;1;31merror: �[0munknown argument: '-dwarf-column-info'�[0m
# �[0;1;31merror: �[0munknown argument: '-fmessage-length'�[0m
# �[0;1;31merror: �[0munknown argument: '-fstack-check'�[0m
# �[0;1;31merror: �[0munknown argument: '-mdarwin-stkchk-strong-link'�[0m
# �[0;1;31merror: �[0munknown argument: '-fdiagnostics-show-option'�[0m 

# # + echo ' 🍺 清理结束v
# #  🍺 清理结束

3、

[bpasero]

@sunbohong well, that file does not seem to be valid UTF8?

[sunbohong]

It contains a special character - esc

[bpasero]

Can you attach it as raw file here, as zip?

[sunbohong]

strip.sh.zip

[bpasero]

I reported this as aadsm/jschardet#64