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Proof step 4 from proof inv-readpage (previous step)

# buf = VFS_PAGE_SIZE, inode = mkinode(m, md, boolvar0, m0, m1, m2), fo.inodes?, ro.inodes?, file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, ro), replay-cons-strong(fs, ri, ro, fi, fo, log), ri-inj(fi), ri-inj(ri), ubifs-cons(fs, ri, ro, fi, fo, log), inodekey(m) ∈ ri ⊦ ⟪aubifs_readpage#(inode, pageno, ri, fi, ro, fo, fs, log, boolvar; buf, err)⟫ true, fs[ri[inodekey(m)]].directory

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 5:
# buf = VFS_PAGE_SIZE, ro.inodes?, fo.inodes?, file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, ro), replay-cons-strong(fs, ri, ro, fi, fo, log), ri-inj(ri), ri-inj(fi), ubifs-cons(fs, ri, ro, fi, fo, log), inodekey(m) ∈ ri, ¬ fs[ri[inodekey(m)]].directory ⊦ ⟪aubifs_readpage#(mkinode(m, md, boolvar0, m0, m1, m2), pageno, ri, fi, ro, fo, fs, log, boolvar; buf, err)⟫ true

Proof step 4 from proof inv-readpage (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information