WARNING: weak-unstable `shake_me.lout'-
rule: [after 10]	in:X -> shake_me.lout-:1
>> cause: `in' (val: X)
WARNING: weak-interference `shake_me.lout'
>> cause: `in' (val: X)
WARNING: weak-interference `shake_me.in_'
>> cause: `in' (val: X)
