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Proof step 46 from proof refine-iget (previous step)

err = err0, inode = p_inode, fo.inodes?, orphans(fs, ri).inodes?, afs-cons(abs-dirs(fs, ri), abs-files(fs, ri)), file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, orphans(fs, ri)), replay-cons-strong(fs, ri, orphans(fs, ri), fi, fo, log), ri-inj(fi), ri-inj(ri), ubifs-cons(fs, ri, orphans(fs, ri), fi, fo, log), inodekey(ino) ∈ ri, asynced → boolvar1, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟨afs_iget#(ino, abs-dirs(fs, ri), abs-files(fs, ri), asynced; p_inode, err1)⟩ ((asynced → boolvar1) ∧ inode = p_inode ∧ err = err1), err = ESUCCESS

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 47:
inode = p_inode, orphans(fs, ri).inodes?, fo.inodes?, afs-cons(abs-dirs(fs, ri), abs-files(fs, ri)), file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, orphans(fs, ri)), replay-cons-strong(fs, ri, orphans(fs, ri), fi, fo, log), ri-inj(ri), ri-inj(fi), ubifs-cons(fs, ri, orphans(fs, ri), fi, fo, log), inodekey(ino) ∈ ri, ⌊err0⌋ , asynced → boolvar1 ⊦ ⟨afs_iget#(ino, abs-dirs(fs, ri), abs-files(fs, ri), asynced; p_inode, err1)⟩ ((asynced → boolvar1) ∧ inode = p_inode ∧ err0 = err1)

Rule argument

Additional information

Used simplifier rules: ⊦ ⌊err⌋ → err ≠ ESUCCESS; (s)