GrepConsole: Filter out doesn't remove the lines, but just blanks them, on IDEA 15

GrepConsole 5.8.134.1007 IntelliJ IDEA 15.0 build 143.381

It worked okay on 14.

Program output:

A
B
C

GrepConsole filters:

• Expression: B
• Filter out: yes
• Whole line: no/yes (tried both)
• Continue matching: no

Expected output:

A
C

Actual output:

A

C