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Proof step 14 from proof validrefs-del-junkrefs (previous step)

st[r0 -- mkfs(class, ty0, fieldvar) '] = refval(r), junkrefs(str, r ', ty0, st -- r), st[r0 -- _type] .type ≤ ty, is_obj(str, r0, st), mkfs(class, ty0, fieldvar) ' ∈ instfields(st[r0 -- _type] .type .class) ⊦ r0 = jvmref, r = r0, junkref(str, r0, st), mkfs(class, ty0, fieldvar) ' ∈ instfields(st[r0 -- _type] .type .class) ∧ is_referencevalue(st[r0 -- mkfs(class, ty0, fieldvar) ']) ∧ r = st[r0 -- mkfs(class, ty0, fieldvar) '] .refval ∧ validrefs(str, st[r0 -- mkfs(class, ty0, fieldvar) '] .refval ', mkfs(class, ty0, fieldvar) .type, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 13:
st[r0 -- mkfs(class, ty0, fieldvar) '] = refval(r), mkfs(class, ty0, fieldvar) ' ∈ instfields(st[r0 -- _type] .type .class), is_obj(str, r0, st), st[r0 -- _type] .type ≤ ty, junkrefs(str, r ', ty0, st -- r) ⊦ r = r0, r0 = jvmref, junkref(str, r0, st), validrefs(str, r ', ty0, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ refval(r) .refval = r], [CSIMPSEQ : ⊦ is_referencevalue(refval(r))], [CSIMPSEQ : ⊦ mkfs(class, ty, fieldvar) .type = ty])]]