[isabelle-dev] Build Problem in JinjaThreads

[Florian Haftmann]

isabelle: 3bec939bd808 tip
afp: 09eedef13195 tip

> ***   {n. enat n < llength stls \<and>
> ***       (case lnth stls n of
> ***        (s, tl, s') \<Rightarrow> \<not> \<tau>move s tl s')} ::
> ***   nat set
> *** 
> *** Coercion Inference:
> *** 
> *** Local coercion insertion on the operand failed:
> *** Cannot generate coercion from "??'a26 set" to "'a"
> *** 
> *** Now trying to infer coercions globally.
> *** 
> *** Coercion inference failed:
> *** weak unification of subtype constraints fails
> *** 
> *** 
> *** At command "hence" (line 512 of "/mnt/home/haftmann/data/tum/afp/master/thys/JinjaThreads/Framework/LTS.thy")
> *** Type unification failed
> *** 
> *** Type error in application: incompatible operand type
> *** 
> *** Operator:  lsublist tls :: 'a \<Rightarrow> 'tl llist
> *** Operand:
> ***   {n. enat n < llength stls \<and>
> ***       (case lnth stls n of
> ***        (s, tl, s') \<Rightarrow> \<not> \<tau>move s tl s')} ::
> ***   nat set
> *** 
> *** Coercion Inference:
> *** 
> *** Local coercion insertion on the operand failed:
> *** Cannot generate coercion from "??'a26 set" to "'a"
> *** 
> *** Now trying to infer coercions globally.
> *** 
> *** Coercion inference failed:
> *** weak unification of subtype constraints fails
> *** 
> *** 
> *** At command "hence" (line 512 of "/mnt/home/haftmann/data/tum/afp/master/thys/JinjaThreads/Framework/LTS.thy")

Any suggestion what is going on here?

Cheers,
	Florian

-- 

PGP available:
http://isabelle.in.tum.de/~haftmann/pgp/florian_haftmann_at_informatik_tu_muenchen_de

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