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Proof step 35 from proof junkref-subspec-samesubclasses (previous step)

fs = mkfs(class, ty, fieldvar), same-subclasses-contains(st[r -- _type] .type .jtelemtype .class, str, str0), is_obj(str, r, st), is_obj(str0, r, st), fs ' ∈ instfields(st[r -- _type] .type .class), is_referencevalue(st[r -- fs ']), junkrefs(str, st[r -- fs '] .refval ' + refs1, ty, st), ∀ str0, str, r1, st0, refs. # refs < # (st[r -- fs '] .refval + refs1) → ( same-subclasses-contains(st0[r1 -- _type] .type .jtelemtype .class, str, str0) ∧ junkrefs(str, r1 ' + refs, st0[r1 -- _type] .type, st0) → junkref(str0, r1, st0)) ⊦ r = jvmref, junkref(str0, r, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 34:
same-subclasses-contains(st[r -- _type] .type .jtelemtype .class, str, str0), is_obj(str, r, st), is_obj(str0, r, st), mkfs(class, ty, fieldvar) ' ∈ instfields(st[r -- _type] .type .class), is_referencevalue(st[r -- mkfs(class, ty, fieldvar) ']), junkrefs(str, st[r -- mkfs(class, ty, fieldvar) '] .refval ' + refs1, ty, st), ∀ str0, str, r1, st0, refs. # refs < # (st[r -- mkfs(class, ty, fieldvar) '] .refval + refs1) → ( same-subclasses-contains(st0[r1 -- _type] .type .jtelemtype .class, str, str0) ∧ junkrefs(str, r1 ' + refs, st0[r1 -- _type] .type, st0) → junkref(str0, r1, st0)) ⊦ r = jvmref, junkref(str0, r, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]