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Proof step 24 from proof pseq-sym-01 (previous step)

st[r -- fs '] .refval ≠ jvmref, st[r -- _type] = st1[r1 -- _type], st1[r1 -- _type] .type = mkclasstype(class), st1[r1 -- fs '] = refval(r2), st1[r2 -- _type] .type ≤ fs .type, is_reftype(fs .type), is_obj(str, r, st), is_obj(str, r1, st1), fs ' ∈ instfields(class), ps=(st[r -- fs '] .refval, st, r2, st1), is_referencevalue(st[r -- fs ']), ∀ fs. fs ' ∈ instfields(class) ∧ ¬ is_referencevalue(st[r -- fs ']) → st[r -- fs '] = st1[r1 -- fs '], ∀ fs. fs ' ∈ instfields(class) ∧ is_referencevalue(st[r -- fs ']) → ps=(st[r -- fs '] .refval, st, st1[r1 -- fs '] .refval, st1), ∀ st, r, st0, r0, str0. maxpath(str0, r0, st0) < maxpath(str, r1, st1) → ( true → ( ¬ cyclic(str0, r, st) ∧ ¬ cyclic(str0, r0, st0) ∧ ¬ junkref(str0, r, st) ∧ ¬ junkref(str0, r0, st0) → (ps=(r, st, r0, st0) → ps=(r0, st0, r, st)))) ⊦ r2 = jvmref, r = jvmref, r1 = jvmref, cyclic(str, r2, st1), junkref(str, r2, st1), ps=(r2, st1, st[r -- fs '] .refval, st), cyclic(str, r1, st1), cyclic(str, r, st), ¬ cyclic(str, st[r -- fs '] .refval, st) ∧ ¬ junkref(str, st[r -- fs '] .refval, st), cyclic(str, r2, st) ∧ st[r -- fs '] = refval(r2) ∧ st[r2 -- _type] .type ≤ fs .type, st[r -- fs '] .refval ≠ jvmref ∧ (¬ st[st[r -- fs '] .refval -- _type] .type ≤ fs .type ∨ junkref(str, st[r -- fs '] .refval, st))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]