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Theorem validrefs-contains-null

⊦ validrefs(str, refs + jvmref ' + refs0, ty, st) ↔ validrefs(str, refs + jvmref ', ty, st) ∧ refs0 = []

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 13
Proof steps: 37
Used lemmas: validrefs-array, validrefs-class, validrefs-is-junk, validrefs-null, validrefs-null-01, validrefs-null-02,
Used spec theorems:
- addfuns/is-valid-ref-stronger-def
Used simplifier rules:
- int-abs/lels-04
- int-abs/lels-03
- int-abs/lels
- int-abs/lels-01
- int-abs/forward-le-01
- int-abs/forward-le-05
- fieldspec/sel-03
- javavalue/sel-09
- list/references/c-08
- javavalue/test-19
- javavalue/elim-13
- list/references/in-17
- list/references/in-append
- list/references/in-14
- list/references/in-15
- list/references/e-02
- list-data/references/elim-list-c
- fieldspec/elim
- list/references/first-02
- list/references/app-02-ant
- list/references/e
- list/references/c
- list/references/Nil
- list/references/a
- list/references/app