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Proof step 161 from proof inv-gc-copy (previous step)

LEB_SIZE = n0 + 0, abs-log(nx1, gstore2 ↓) = [], dom gstore1 = dom gstore3 ∪ jro, ndx = [], ndx0 = ndx4, nodes(gstore3 ↓, jro) = nodes(gstore2 ↓, jro0), remove-refsize0(gstore1) = gstore1, elems nx1 ∩ jro0 = ∅, dom gstore1 ∪ elems nx1 = dom gstore2 ∪ jro0, fi2.inos < jmaxino0, jro2 < jmaxino3, p_os < pmaxino, fi2.inos < jmaxino3, fi1.inos < pmaxino, inv(gstore2 \ jro0), inv(gstore1), inv(gstore3 \ jro), key-cons(ndx4), refsize-cons(gstore2, range fi2), refsize-cons(gstore1, range fi1), refsize-cons(gstore3, range fi2), ri-inj(fi2), ri-inj(fi1), jmaxino3 ≤ jmaxino0, pmaxino ≤ jmaxino3, pmaxino ≤ jmaxino0, 0 ≤ LEB_SIZE, fi2.lebs ⊆ dom gstore2, fi1.lebs ⊆ dom gstore1, ndx4.keys.toSet ⊆ dom fi2, range fi2 ⊆ dom nodes(gstore2 ↓, jro0), fi2.lebs ⊆ dom gstore3, dom gstore2 ⊆ dom gstore3, jvalid7 ∧ nx1 ≠ [] → valid-journal-head(nx1, gstore2, jro0) ⊦ ⟪gjournal_split_nodes#(n0; ndx4, ndx); nx := []; fi := fi2; if ndx = [] then err := EINVAL else {ax0 := []; gjournal_journal_addn#(ndx, jvalid2, fi, fi1, gstore1, pmaxino, p_os; ax0, jvalid1, jmaxino1, jro, gstore3, nx, jvalid0; err); if err = ESUCCESS then gjournal_gc_update_index#(jvalid1, fi1, jro, gstore1, nx, pmaxino, p_os, jvalid0; ax0, ndx, jmaxino0, fi, gstore3)}⟫ ( (err = ESUCCESS ∨ ⌊err⌋ ) ∧ (∃ ndx. ndx0 = ndx + ndx4) ∧ jmaxino3 ≤ jmaxino0 ∧ (jvalid1 ∧ nx ≠ [] → valid-journal-head(nx, gstore3, jro)) ∧ fi.inos < jmaxino0 ∧ fi.lebs ⊆ dom gstore3 ∧ refsize-cons(gstore3, range fi) ∧ inv(gstore3 \ jro) ∧ elems nx ∩ jro = ∅ ∧ ¬ dups(nx) ∧ dom gstore1 ∪ elems nx = dom gstore3 ∪ jro ∧ ri-inj(fi) ∧ ndx4.keys.toSet ⊆ dom fi ∧ range fi ⊆ dom nodes(gstore3 ↓, jro) ∧ dom gstore2 ⊆ dom gstore3 ∧ (nx.toSet \ nx1.toSet) ∩ dom gstore2 = ∅ ∧ (∃ ndx, ndx1. ndx0 = ndx + ndx1 ∧ (err = ESUCCESS → ndx1 = ndx4) ∧ new(abs-log(nx, gstore3 ↓), nodes(gstore2 ↓, jro0)) ∧ ¬ dups(abs-log(nx, gstore3 ↓)) ∧ # abs-log(nx, gstore3 ↓) = # ndx ∧ fi = fi2[ndx.keys, abs-log(nx, gstore3 ↓)] ∧ nodes(gstore3 ↓, jro) = nodes(gstore2 ↓, jro0)[abs-log(nx, gstore3 ↓), ndx]) ∧ (err = ESUCCESS ⊃ # ndx4;0) < # ndx0), jmaxino3 = 0, ndx4 = [], pmaxino = 0, dups(ndx4.keys), dups(nx1)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 162:
abs-log(nx1, gstore2 ↓) = [], dom gstore1 = dom gstore3 ∪ jro, ndx = [], ndx0 = ndx4, nodes(gstore3 ↓, jro) = nodes(gstore2 ↓, jro0), remove-refsize0(gstore1) = gstore1, elems nx1 ∩ jro0 = ∅, dom gstore1 ∪ elems nx1 = dom gstore2 ∪ jro0, jmaxino3 ≠ 0, ndx4 ≠ [], pmaxino ≠ 0, fi2.inos < jmaxino0, jro2 < jmaxino3, p_os < pmaxino, fi2.inos < jmaxino3, fi1.inos < pmaxino, inv(gstore2 \ jro0), inv(gstore1), inv(gstore3 \ jro), key-cons(ndx4), refsize-cons(gstore2, range fi2), refsize-cons(gstore1, range fi1), refsize-cons(gstore3, range fi2), ri-inj(fi2), ri-inj(fi1), jmaxino3 ≤ jmaxino0, pmaxino ≤ jmaxino3, pmaxino ≤ jmaxino0, fi2.lebs ⊆ dom gstore2, fi1.lebs ⊆ dom gstore1, ndx4.keys.toSet ⊆ dom fi2, range fi2 ⊆ dom nodes(gstore2 ↓, jro0), fi2.lebs ⊆ dom gstore3, dom gstore2 ⊆ dom gstore3, ¬ dups(ndx4.keys), ¬ dups(nx1), jvalid7 ∧ nx1 ≠ [] → valid-journal-head(nx1, gstore2, jro0) ⊦ ⟪gjournal_split_nodes#(LEB_SIZE; ndx4, ndx); nx := []; fi := fi2; if ndx = [] then err := EINVAL else {ax0 := []; gjournal_journal_addn#(ndx, jvalid2, fi, fi1, gstore1, pmaxino, p_os; ax0, jvalid1, jmaxino1, jro, gstore3, nx, jvalid0; err); if err = ESUCCESS then gjournal_gc_update_index#(jvalid1, fi1, jro, gstore1, nx, pmaxino, p_os, jvalid0; ax0, ndx, jmaxino0, fi, gstore3)}⟫ ( (err = ESUCCESS ∨ ⌊err⌋ ) ∧ (∃ ndx. ndx0 = ndx + ndx4) ∧ jmaxino3 ≤ jmaxino0 ∧ (jvalid1 ∧ nx ≠ [] → valid-journal-head(nx, gstore3, jro)) ∧ fi.inos < jmaxino0 ∧ fi.lebs ⊆ dom gstore3 ∧ refsize-cons(gstore3, range fi) ∧ inv(gstore3 \ jro) ∧ elems nx ∩ jro = ∅ ∧ ¬ dups(nx) ∧ dom gstore1 ∪ elems nx = dom gstore3 ∪ jro ∧ ri-inj(fi) ∧ ndx4.keys.toSet ⊆ dom fi ∧ range fi ⊆ dom nodes(gstore3 ↓, jro) ∧ dom gstore2 ⊆ dom gstore3 ∧ (nx.toSet \ nx1.toSet) ∩ dom gstore2 = ∅ ∧ (∃ ndx, ndx1. ndx0 = ndx + ndx1 ∧ (err = ESUCCESS → ndx1 = ndx4) ∧ new(abs-log(nx, gstore3 ↓), nodes(gstore2 ↓, jro0)) ∧ ¬ dups(abs-log(nx, gstore3 ↓)) ∧ # abs-log(nx, gstore3 ↓) = # ndx ∧ fi = fi2[ndx.keys, abs-log(nx, gstore3 ↓)] ∧ nodes(gstore3 ↓, jro) = nodes(gstore2 ↓, jro0)[abs-log(nx, gstore3 ↓), ndx]) ∧ (err = ESUCCESS ⊃ # ndx4;0) < # ndx0)

Rule argument

Additional information

Used simplifier rules: ⊦ 0 ≤ m; (s)%c: ⊦ m + n = n + m; from specification nat-basic%a: ⊦ (m + n0) + n1 = m + n0 + n1; from specification nat-basic% ⊦ n + 0 = n; (s)