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Proof step 9 from proof pathex-addobj (previous step)

¬ class∃(str, class), fis .keys = instfields(class), is_obj(r, addobj(r, class, fis, st)), validFields(r, fis, addobj(r, class, fis, st)), newref(r, st), validref(str, r, mkclasstype(class), addobj(r, class, fis, st)), fs ' × refval(r0) ∈ fis, fs ' ∈ instfields(class), validrefs(str, r0 ' + refs0, mkclasstype(`java.lang.Object' .class), st), class+∃(str, class), validrefs(str, r ' + r0 ' + refs0, mkclasstype(class), addobj(r, class, fis, st)) ⊦ r = jvmref, class = `java.lang.Object' .class, validrefs(str, r ' + r0 ' + refs0, mkclasstype(`java.lang.Object' .class), addobj(r, class, fis, st)), is_abstract(class), class ≤ `java.lang.Object' .class

Heuristic simplifier applied rule simplifier

And closed the goal!

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ¬ sk ∈ []], [CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1], [CSIMPSEQ : ⊦ fis .keys = [] ↔ fis = []], [CSIMPSEQ : ⊦ is_predefined_class(class) → instfields(class) = []], [CSIMPSEQ : ⊦ ¬ class∃(str, class) → ( class+∃(str, class) ↔ is_predefined_class(class))])]]