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Proof step 60 from proof validrefs-put-badclassfield (previous step)

st[r0 -- _type] .type = mkclasstype(class), st[r -- _type] .type ≤ ty, 0 ≤ i, validrefs(str, st[r -- i '] .refval ' + refs, st[r -- _type] .type .type, st[r0 -- fs ', val]), is_referencevalue(st[r -- i ']), i < st[r -- _length] .intval, is_array(str, r, st), 0 < st[r -- _length] .intval, ∀ str0, ty0, st0, fs0, r2, val0. ¬ validrefs(str0, st[r -- i '] .refval ' + refs, ty0, st0) ∧ ¬ junkref(str0, st[r -- i '] .refval, st0) ∧ fs0 ' ≠ _type ∧ is_classtype(st0[r2 -- _type] .type) ∧ ¬ fs0 ' ∈ instfields(st0[r2 -- _type] .type .class) → ¬ validrefs(str0, st[r -- i '] .refval ' + refs, ty0, st0[r2 -- fs0 ', val0]) ⊦ fs ' = _type, r = jvmref, r = r0, dups((st[r -- i '] .refval ' + refs) .butlast), r ∈ (st[r -- i '] .refval ' + refs) .butlast, fs ' ∈ instfields(class), junkref(str, r, st), validrefs(str, st[r -- i '] .refval ' + refs, st[r -- _type] .type .type, st)

User applied rule all left

And obtained the following new goals

Rule argument

[EXRARG : pos: left 9, [extquanttermlist: (str, st[r -- _type] .type .type, st, fs, r0, val) abort:F , discard:T , computed:T ]]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (str, st[r -- _type] .type .type, st, fs, r0, val)]]