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Proof step 112 from proof validval-put-any (previous step)

st[r1 -- _type] .type .type = void_type, sk0 .fs = mkfs(class0, ty0, fieldvar0), sk .fs = mkfs(class, ty, fieldvar), ∃ i. sk0 = i ', is_indexkey(sk), okval(refval(r0), st[r -- _type] .type .type), validref(str, r0, st[r -- _type] .type .type, st), r ≠ r1 ∨ _type ≠ sk0 ⊦ validref(str, r0, st[r -- _type] .type .type, st[r1 -- sk0, refval(jvmref)])

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 111:
st[r1 -- _type] .type .type = void_type, i ' .fs = mkfs(class0, ty0, fieldvar0), sk .fs = mkfs(class, ty, fieldvar), is_indexkey(sk), okval(refval(r0), st[r -- _type] .type .type), validref(str, r0, st[r -- _type] .type .type, st) ⊦ validref(str, r0, st[r -- _type] .type .type, st[r1 -- i ', refval(jvmref)])

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ _type ≠ i '])]]