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Proof step 40 from proof refine-change (previous step)

avol = abs(avols[default-volid]), err = err0, m < # avols[default-volid], ebm-cons(avols), ebm-vol-inv(abs(avols[default-volid])), is-aligned(n, EB_PAGE_SIZE), default-volid ∈ avols, n ≤ # buf, n ≤ LEB_SIZE, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪skip⟫ ⟨ebm_avol_change#(m, n, buf; avol; err1)⟩ (avol = abs(avols[default-volid]) ∧ err = err1), err = ESUCCESS

Heuristic symbolic execution applied rule skip right

And obtained the following new goals

Proof step 41:
avol = abs(avols[default-volid]), err = err0, m < # avols[default-volid], ebm-cons(avols), ebm-vol-inv(abs(avols[default-volid])), is-aligned(n, EB_PAGE_SIZE), default-volid ∈ avols, n ≤ LEB_SIZE, n ≤ # buf, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟨ebm_avol_change#(m, n, buf; avol; err1)⟩ (avol = abs(avols[default-volid]) ∧ err = err1), err = ESUCCESS

Proof step 40 from proof refine-change (previous step)

Heuristic symbolic execution applied rule skip right

And obtained the following new goals

Rule argument

Additional information