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Proof step 10 from proof inv-get-block-free-size (previous step)

# lpt2 = # avol, # lpt1 = # avol, bleb0 = bleb1, keyset(gch) = gc-heap(lpt2, log0), log = log0, lpt = lpt1, awbuf-inv(avol, bleb1), bin-heap-inv(gch, lpt2), buf-ro-rw-mode(isbuf, bleb1, lpt2, avol), bufs-log-only(bleb1, log0, lpt2), freelist-cons(lpt2, freelist), log-group-block(log0, lpt2), lpt-free-unref(lpt2), lpt-free-unref(lpt1), lpt-leb-size(lpt2), lpt-leb-size(lpt1), lpt-ram-flash(lpt2, lpt1, log0) ⊦ bleb0 = nobuffer, LEB_SIZE ≥ lpt2[bleb0.leb].size ∧ bleb0.leb < # lpt2 ∧ bleb0.isbuf?

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 11:
# lpt2 = # avol, # lpt1 = # avol, keyset(gch) = gc-heap(lpt2, log0), LEB_SIZE < lpt2[n].size, n < # avol, awbuf-inv(avol, buffered(n)), bin-heap-inv(gch, lpt2), buf-ro-rw-mode(isbuf, buffered(n), lpt2, avol), bufs-log-only(buffered(n), log0, lpt2), freelist-cons(lpt2, freelist), log-group-block(log0, lpt2), lpt-free-unref(lpt2), lpt-free-unref(lpt1), lpt-leb-size(lpt2), lpt-leb-size(lpt1), lpt-ram-flash(lpt2, lpt1, log0) ⊦

Rule argument

Additional information

Used simplifier rules: ⊦ m < n → n ≠ 0; (s)%lf-01: ⊦ m < n ∧ n = n0 → m < n0; (forward) from specification nat-basic%f: ⊦ m < n → n ≠ 0; (forward) from specification nat-basic% ⊦ m ≤ n ↔ ¬ n < m; (ss)% ⊦ m ≤ n → (n < m ↔ false); (s)%inv-buf-in-vol: ⊦ awbuf-inv(avol, buffered(n)) → n < # avol; (forward) from specification awbuf-inv% ⊦ m < n ↔ ¬ n ≤ m; (ss)% ⊦ buffered(m).leb = m; (s)% ⊦ nobuffer ≠ buffered(m); (s)% ⊦ bleb.isbuf? ↔ (∃ n. bleb = buffered(n)); (as)% ⊦ bleb.isbuf? ↔ bleb ≠ nobuffer; (ss)% ⊦ n ≥ m ↔ m ≤ n; (s)