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Proof step 14 from proof at-put-prim (previous step)

is_obj(str, r0, st), st[r0 -- sk0] = refval(r1), st[r0 -- _type] .type = mkclasstype(class), sk0 ∈ instfields(class), junkref(str, r1, st), is_referencevalue(st[r1 -- sks0]), fits(r1, sks0, st), is_obj(str, r0, st), r0 ≠ r ∨ sk0 ≠ sk ⊦ (st[r -- sk, val][r1 -- sks0]) = st[r1 -- sks0], r0 = jvmref, sks0 = [], is_referencevalue(st[r -- sk]), junkref(str, r, st), ∃ fs. fs ' ∈ instfields(st[r0 -- _type] .type .class) ∧ is_referencevalue(st[r0 -- fs ']) ∧ st[r0 -- fs '] .refval ≠ jvmref ∧ (¬ st[st[r0 -- fs '] .refval -- _type] .type ≤ fs .type ∨ junkref(str, st[r0 -- fs '] .refval, st))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 13:
st[r0 -- _type] .type = mkclasstype(class), st[r0 -- sk0] = refval(r1), is_obj(str, r0, st), fits(r1, sks0, st), is_referencevalue(st[r1 -- sks0]), junkref(str, r1, st), sk0 ∈ instfields(class), r0 ≠ r ∨ sk0 ≠ sk ⊦ sks0 = [], r0 = jvmref, (st[r -- sk, val][r1 -- sks0]) = st[r1 -- sks0], junkref(str, r, st), is_referencevalue(st[r -- sk]), ∃ fs. fs ' ∈ instfields(class) ∧ is_referencevalue(st[r0 -- fs ']) ∧ st[r0 -- fs '] .refval ≠ jvmref ∧ (¬ st[st[r0 -- fs '] .refval -- _type] .type ≤ fs .type ∨ junkref(str, st[r0 -- fs '] .refval, st))

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPNAMEDSEQ : javatype, , sel-02, ⊦ mkclasstype(class) .class = class])]]