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Proof step 6 from proof initsubset-put-statfield-int (previous step)

tdname∃(str, class), mkfs(class, int_type, fieldvar) ' ∈ statfields(class), init⊆(str, st, st0), initdone(class, st0) ⊦ init⊆(str, st, st0[jvmref -- mkfs(class, int_type, fieldvar) ', intval(i)]), goodfieldandtype(jvmref, mkfs(class, int_type, fieldvar) ', st0[jvmref -- mkfs(class, int_type, fieldvar) ', intval(i)]) ∧ type∃(str, mkfs(class, int_type, fieldvar) ' .fs .type) ∧ mkfs(class, int_type, fieldvar) ' .fs .type ≠ void_type ∧ ( is_reftype(mkfs(class, int_type, fieldvar) ' .fs .type) → validrefval (str, st0[jvmref -- mkfs(class, int_type, fieldvar) ', intval(i)][jvmref -- mkfs(class, int_type, fieldvar) '], mkfs(class, int_type, fieldvar) ' .fs .type, st0[jvmref -- mkfs(class, int_type, fieldvar) ', intval(i)]))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 5:
tdname∃(str, class), mkfs(class, int_type, fieldvar) ' ∈ statfields(class), init⊆(str, st, st0), initdone(class, st0) ⊦ init⊆(str, st, st0[jvmref -- mkfs(class, int_type, fieldvar) ', intval(i)]), goodfieldandtype(jvmref, mkfs(class, int_type, fieldvar) ', st0[jvmref -- mkfs(class, int_type, fieldvar) ', intval(i)])

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ¬ is_reftype(int_type)], [CSIMPSEQ : ⊦ int_type ≠ void_type], [CSIMPSEQ : ⊦ type∃(str, int_type)], [CSIMPSEQ : ⊦ mkfs(class, ty, fieldvar) .type = ty], [CSIMPSEQ : ⊦ fs ' .fs = fs])]]