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Proof step 38 from proof refine-allocate-gnd (previous step)

err = err0, err = ESUCCESS, ginval = ginval3, gstore = gstore3, nx = nx0, remove-refsize0(gstore2) = gstore2, remove-refsize0(istore1) = istore1, elems nx0 ∩ ginval3 = ∅, dom gstore2 ∪ elems nx0 = dom gstore3 ∪ ginval3, btree-inv(rp, adr, istore2, istore1, zh, fi, fi0), inv(gstore3 \ ginval3), inv(gstore2), inv(istore2), inv(istore1), ri-inj(fi), ri-inj(fi0), istore1 ⊑ istore2, pstate.journal? → nx0 ≠ [] ∧ pstate.lnum = nx0.last ∧ pstate.lnum ∈ gstore3, pstate.index? → pstate.lnum ∈ istore2, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ [gstore[n] := groupblock([], [], 0), nx := nx + n, ginval := ginval -- n, pstate := journal(n)] ( inv(gstore \ ginval) ∧ elems nx ∩ ginval = ∅ ∧ ¬ dups(nx) ∧ dom gstore2 ∪ elems nx = dom gstore ∪ ginval ∧ (pstate.journal? → nx ≠ [] ∧ pstate.lnum = nx.last ∧ pstate.lnum ∈ gstore) ∧ (pstate.index? → pstate.lnum ∈ istore2) → ⟨index_allocate_gnd#(fi, fi0, gstore2, maxino0, ginval2, true; ginval3, gstore3, nx0; err1)⟩ (ginval3 = ginval ∧ gstore3 = gstore ∧ nx0 = nx ∧ err = err1)), pstate = readonly, dups(nx0), n ∈ gstore

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 39:
err = ESUCCESS, err = err0, ginval = ginval3, gstore = gstore3, nx = nx0, remove-refsize0(istore1) = istore1, remove-refsize0(gstore2) = gstore2, elems(nx + n) ∩ (ginval -- n) = ∅, elems nx0 ∩ ginval3 = ∅, dom gstore2 ∪ elems(nx + n) = dom gstore[n, groupblock([], [], 0)] ∪ (ginval -- n), dom gstore2 ∪ elems nx0 = dom gstore3 ∪ ginval3, btree-inv(rp, adr, istore2, istore1, zh, fi, fi0), inv(gstore[n, groupblock([], [], 0)] \ (ginval -- n)), inv(istore1), inv(istore2), inv(gstore2), inv(gstore3 \ ginval3), ri-inj(fi0), ri-inj(fi), istore1 ⊑ istore2, journal(n).journal? → nx + n ≠ [] ∧ journal(n).lnum = (nx + n).last ∧ journal(n).lnum ∈ gstore[n, groupblock([], [], 0)], journal(n).index? → journal(n).lnum ∈ istore2, pstate.index? → pstate.lnum ∈ istore2, pstate.journal? → nx0 ≠ [] ∧ pstate.lnum = nx0.last ∧ pstate.lnum ∈ gstore3, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟨index_allocate_gnd#(fi, fi0, gstore2, maxino0, ginval2, true; ginval3, gstore3, nx0; err1)⟩ (ginval3 = ginval -- n ∧ gstore3 = gstore[n, groupblock([], [], 0)] ∧ nx0 = nx + n ∧ err = err1), pstate = readonly, dups(nx0), dups(nx + n), n ∈ gstore

Proof step 38 from proof refine-allocate-gnd (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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