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Proof step 8 from proof inv-gc (previous step)

fi0 = fi, fo0 = fo, ro0 = ro, 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-cons(ri, fs), ri-inj(ri), ri-inj(fi), ubifs-cons(fs, ri, ro, fi, fo, log) ⊦ [aubifs_core_journal_gc#(fi, ro, fo; ri, fs, log; boolvar)] ( ri-inj(ri) ∧ log-cons(log, fs) ∧ ri-cons(ri, fs) → ubifs-cons(fs, ri, ro, fi, fo, log) ∧ replay-cons-strong(fs, ri, ro, fi, fo, log) ∧ file-node-cons(fs, ri) ∧ orphans-cons(fs, ri, ro))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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