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Proof step 31 from proof replayone-prog (previous step)

fs[adr] = inodenode(inodekey(ino), md, false, 0, m0, m1), ri0 = ri, ino ≠ 0, ino ≠ ROOT_INO, adr ∈ fs, ¬ adr ∈ ri ⊦ ⟪aubifs_core_index_truncate#(inodekey(ino), 0, fi, ro, fo, fs, log, boolvar0; ri); nd := fs[adr]; err := ESUCCESS; if err = ESUCCESS then aubifs_core_index_remove#(nd.key, fi, ro, fo, fs, log, boolvar0; ri); if nd.dentry? then if nd.ino ≠ 0 then aubifs_core_index_store#(nd.key, adr, fi, ro, fo, fs, log, boolvar0; ri) else aubifs_core_index_remove#(nd.key, fi, ro, fo, fs, log, boolvar0; ri); boolvar := boolvar0; if nd.data? then {let key = inodekey(nd.key.ino) in aubifs_core_index_contains#(key, ri, fi, ro, fo, fs, log, boolvar0; boolvar; err); if err = ESUCCESS ∧ boolvar then aubifs_core_index_store#(nd.key, adr, fi, ro, fo, fs, log, boolvar0; ri)}; if nd.trunc? then aubifs_core_index_truncate#(nd.key, nd.size, fi, ro, fo, fs, log, boolvar0; ri)⟫ ((err = ESUCCESS ∨ ⌊err⌋ ) ∧ (err = ESUCCESS → ri = replay-one(adr, fs[adr], ri0)))

Heuristic unfold applied rule call right

And obtained the following new goals

Proof step 32:
boolvar ↔ boolvar0, fs[adr] = inodenode(inodekey(ino), md, false, 0, m0, m1), key = inodekey(ino), n = 0, ri0 = ri, adr ∈ fs ⊦ ⟪let ks = datakeys(key, n, ri) in ri := ri \ ks; nd := fs[adr]; err := ESUCCESS; if err = ESUCCESS then aubifs_core_index_remove#(nd.key, fi, ro, fo, fs, log, boolvar0; ri); if nd.dentry? then if nd.ino ≠ 0 then aubifs_core_index_store#(nd.key, adr, fi, ro, fo, fs, log, boolvar0; ri) else aubifs_core_index_remove#(nd.key, fi, ro, fo, fs, log, boolvar0; ri); boolvar := boolvar0; if nd.data? then {let key = inodekey(nd.key.ino) in aubifs_core_index_contains#(key, ri, fi, ro, fo, fs, log, boolvar0; boolvar; err); if err = ESUCCESS ∧ boolvar then aubifs_core_index_store#(nd.key, adr, fi, ro, fo, fs, log, boolvar0; ri)}; if nd.trunc? then aubifs_core_index_truncate#(nd.key, nd.size, fi, ro, fo, fs, log, boolvar0; ri)⟫ ((err = ESUCCESS ∨ ⌊err⌋ ) ∧ (err = ESUCCESS → ri = replay-one(adr, fs[adr], ri0))), ino = 0, ino = ROOT_INO, adr ∈ ri

Rule argument

pos: right 1

Additional information

Used simplifier rules: aubifs_core_index_truncate#(KEY, N, FI, RO, FO, FS, LOG, CSYNCED; RI) {let KS = datakeys(KEY, N, RI) in RI := RI \ KS};