Does anyone succeed jailbreak armv7 machine(iphone 4s, ipad2, etc) by yalu ?  #40

I tried my iPad 2, but yalubreak did not succeed.

$ afcclient deviceinfo
Illegal instruction: 4

I did self build some binary(error occured), but assertion failed occured on ./main execution (source is data/dyldmagic/main.m).

Tap on Jailbreak icon, but didn't kernel panic occured.

kjc_jb.log is 0 byte.

any idea?

Machine is MBP 13" late 2009
Mac OS is 10.10.5 and Xcode 7.1.1
or
Mac OS is 10.11.3 and Xcode 7.2