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Proof step 47 from proof size-0 (previous step)

adr = @(m, m0, m1), inv(gstore \ ginval), ri-cons(ri, nodes(gstore ↓, ginval)), adr ∈ ri ⊦ #(range ri | m) = 0, (range ri | m).size = 0, range ri | m = ∅, ∃ adr0. adr0 ∈ ri ∧ adr0.lnum = m

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 48:
inv(gstore \ ginval), ri-cons(ri, nodes(gstore ↓, ginval)), @(m, m0, m1) ∈ ri ⊦ #(range ri | m) = 0, (range ri | m).size = 0, range ri | m = ∅, ∃ adr0. adr0 ∈ ri ∧ adr0.lnum = m

Rule argument

Additional information

Used simplifier rules: size-zero-01: ⊦ as ≠ ∅ → # as ≠ 0; (forward) from specification set-basic[node-store]%size-zero: ⊦ # as ≠ 0 → as ≠ ∅; (forward) from specification set-basic[node-store]