| ubi-io-erase-pre(m, apebs), abs(pebs, apebs), ubi-io-inv(apebs), m0 = EB_PAGE_SIZE, mtd-cons(pebs) ⊦ ⟪ubi_io_sync_erase#(m; pebs; err)⟫ ⟨aubi_io_sync_erase#(m; apebs; err0)⟩ (abs(pebs, apebs) ∧ err = err0) |
m0 = EB_PAGE_SIZE, abs(pebs, apebs), mtd-cons(pebs), ubi-io-erase-pre(m, apebs), ubi-io-inv(apebs) ⊦ ⟪ubi_io_sync_erase#(m; pebs; err)⟫ ⟨aubi_io_sync_erase#(m; apebs; err0)⟩ (abs(pebs, apebs) ∧ err = err0)