mod=example.com/basic/v2
version=v2.1.2
base=v2.1.1
success=false
release=v2.1.2
proxyVersions=example.com/basic/v2@v2.1.1
-- want --
example.com/basic/v2/a
----------------------
Incompatible changes:
- A2: removed

example.com/basic/v2/b
----------------------
Incompatible changes:
- package removed

v2.1.2 is not a valid semantic version for this release.
There are incompatible changes.