孙鑫Java无难事03 Garbage.java——运作结果与视频里的不一样

孙鑫Java无难事03 Garbage.java——运行结果与视频里的不一样？

?视频运行结果有：
object 1 is reclaimed
object 2 is reclaimed
object 3 is reclaimed
object 4 is reclaimed
?
?