Problematic tests list (5 rows):
bugs.core_4135_test  In SS sweep blocks establishment of concurrent attachments
bugs.core_4136_test  Sharp-S character treated incorrectly in UNICODE_CI_AI collation
bugs.core_4137_test  Wrong metadata output script generated by isql / CHARACTER SETISO8859_1 syntax error
bugs.core_4139_test  Error "invalid stream" can be raised in some cases while matching a computed index
bugs.core_4140_test  EXECUTE BLOCK's TYPE OF parameters with NONE charset may have be transformed to the connection charset

This list is the same for:
6.0.0.1887 2026.04.09 2e189290  SS
6.0.0.1905 2026.04.16 60dbea67  SS
6.0.0.1920 2026.04.24 d7b665cc  SS
6.0.0.1921 2026.04.25 18ac4ccd  SS
6.0.0.1947 2026.05.12 bbf461bf  SS