I inadvertently miss-typed the commandline and I was surprised clamscan executed for 48 seconds.  How was clamscan spending its time?

# clamscan ==help

[2019-11-22 18:06:25]

==help: No such file or directory

WARNING: ==help: Can't access file

----------- SCAN SUMMARY -----------

Known viruses: 6559851

Engine version: 0.101.4

Scanned directories: 0

Scanned files: 0

Infected files: 0

Data scanned: 0.00 MB

Data read: 0.00 MB (ratio 0.00:1)

Time: 48.670 sec (0 m 48 s)

[2019-11-22 18:07:13]