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Theorem validrefs-applast-class-null

⊦ validrefs(str, refs + r ', ty, st) ∧ st[r -- fs '] .refval = jvmref ∧ is_referencevalue(st[r -- fs ']) ∧ is_obj(str, r, st) ∧ fs ' ∈ instfields(st[r -- _type] .type .class) ∧ is_reftype(fs .type) → validrefs(str, refs + r ' + jvmref ', ty, st)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 10
Used lemmas: validrefs-null-01, validrefs-class, validrefs-append-01,
Used spec theorems:
- Used simplifier rules:
  - javavalue/sel-09
  - list/references/first
  - typefuns/ref
  - list/references/c-07
  - list/references/e
  - list/references/app-02-ant
  - list/references/c-08
  - list-last/references/last-def
  - list/references/a
  - javavalue/test-19
  - javavalue/elim-13
  - fieldspec/elim