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Theorem junkref-put-badfield

⊦ ¬ junkref(str, r, st) ∧ ¬ (is_typevalue(st[r0 -- _type]) ∧ is_reftype(st[r0 -- _type] .type)) → ¬ junkref(str, r, st[r0 -- fs ', val])

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: validref-put-badfield,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 10
Proof steps: 22
Used lemmas: junkrefs-junkref, junkrefs-sametype, junkrefs-null-02, junkrefs-is-junk, junkrefs-put-badfield, junkref-def,
Used spec theorems:
- specialkeys/type
- storekey/inj-03
- store/javastore/At-other
Used simplifier rules:
- refkey/inj-01
- typefuns/ref
- addfuns/is_valid_ref-typeval
- addfuns/is_valid_ref-reftype
- list/references/c-08
- list/references/e
- list/references/app-02-ant
- specialkeys/type-01
- store/javastore/At-same
- refkey/inj
- list/references/a
- list/references/e-01
- list/references/c
- list-data/references/elim-list-c