When breaking a sign, the output is wrong as it displays redstone blocks getting broken.
UPDATE: It's fixed.
Environment
MacBook Pro
Mountain Lion 10.9.1
Java 7 Update 51
When breaking a sign, the output is wrong as it displays redstone blocks getting broken.
UPDATE: It's fixed.
MacBook Pro
Mountain Lion 10.9.1
Java 7 Update 51
Seems fixed in 14w07a.