All reports of description-synopsis-is-duplicated for the archive. The extended description of this tag is:
The first line of the extended Description: should not repeat the synopsis exactly. This indicates that either the synopsis is badly formed or that the extended description has been wrongly copied and pasted.
Refer to Debian Policy Manual section 3.4.2 (The extended description) for details.
Severity: important, Certainty: certain
Check: description, Type: binary, udeb
Evolution of the description-synopsis-is-duplicated Lintian tag over the past 366 days:
Emitted (non-overridden): 29, overridden: 0, total: 29
The package names link to the relevant maintainer page and the corresponding report for the source package. The links go to the full maintainer report page, which includes info and experimental tags and overridden tags, rather than the default page that shows only errors and warnings.