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Theorem refine-truncate

ginval = ginval0, gstore = gstore0, gstore1 = gstore2, nx = nx0, maxino = maxino0, ginval1 = ginval2, btree-inv(rp, adr, istore, istore0, zh, fi, fi0), ri = fi, fi1 = fi0, syn ↔ syn0, inv-journal(nx, gstore, gstore1, ginval), ri-inj(fi), ri-inj(fi0), btree-inv(rp, adr, istore, istore0, zh, ri, fi1), inv-journal(nx0, gstore0, gstore2, ginval0), inv-index(istore, istore0), inv-state(pstate, nx0, gstore0, istore, syn0), as = as0 ⊦ ⟪btree_index_truncate#(key, n, adr0, adr, istore0, ginval0, gstore0, gstore2, nx0, maxino0, ginval2, pstate, syn0; as, rp, zh, istore)⟫ ⟨index_index_truncate#(key, n, fi0, ginval, gstore, gstore1, nx, maxino, ginval1, syn; as0, fi)⟩ ( ( ginval = ginval0 ∧ gstore = gstore0 ∧ gstore1 = gstore2 ∧ nx = nx0 ∧ maxino = maxino0 ∧ ginval1 = ginval2 ∧ btree-inv(rp, adr, istore, istore0, zh, fi, fi0) ∧ ri = fi ∧ fi1 = fi0 ∧ (syn ↔ syn0)) ∧ as = as0)