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Proof step 60 from proof same-subclasses-class-forward (previous step)

st[r -- mkfs(class, ty, fieldvar) '] = refval(r0), has_classtype(st[r0 -- _type] .type), mkfs(class, ty, fieldvar) ' ∈ instfields(st[r -- _type] .type .class), same-subclasses(st[r -- _type] .type .jtelemtype .class, str, str0) ∧ (∀ class0. contains(str0, mkclasstype(st[r -- _type] .type .jtelemtype .class), mkclasstype(class0)) → same-subclasses(class0, str, str0)), is_obj(str, r, st) ⊦ r0 = jvmref, junkref(str0, r, st), same-subclasses-contains(st[r0 -- _type] .type .jtelemtype .class, str, str0)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 59:
st[r -- mkfs(class, ty, fieldvar) '] = refval(r0), is_obj(str, r, st), same-subclasses(st[r -- _type] .type .jtelemtype .class, str, str0), mkfs(class, ty, fieldvar) ' ∈ instfields(st[r -- _type] .type .class), has_classtype(st[r0 -- _type] .type), ∀ class0. contains(str0, mkclasstype(st[r -- _type] .type .jtelemtype .class), mkclasstype(class0)) → same-subclasses(class0, str, str0) ⊦ r0 = jvmref, same-subclasses-contains(st[r0 -- _type] .type .jtelemtype .class, str, str0), junkref(str0, r, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]