| # lpt1 = # lpt0, lpt0[n] = mklp(m, m0, lpf, m1), lpf = LP_FREE, n < # lpt0, ∀ n. n < # lpt0 ∧ lpt1[n].flags = LP_FREE → lpt1[n].ref-size = 0, ∀ n. n < # lpt0 → lpt0[n].ref-size = lpt1[n].ref-size ∧ lpt0[n].size = lpt1[n].size ∧ lpt0[n].flags = lpt1[n].flags ⊦ m = 0 |
# lpt1 = # lpt0, lpt0[n] = mklp(m, m0, LP_FREE, m1), n < # lpt0, ∀ n. n < # lpt0 → lpt0[n].ref-size = lpt1[n].ref-size ∧ lpt0[n].size = lpt1[n].size ∧ lpt0[n].flags = lpt1[n].flags, ∀ n. n < # lpt0 ∧ lpt1[n].flags = LP_FREE → lpt1[n].ref-size = 0 ⊦ m = 0