def no_fuel
import bend-collections-laws-crypto@1.0.0.0/proofs/math/natural/roots.bend as Rootsimport Base
import bend-collections-laws-crypto@1.0.0.0/proofs/lib/nat.bend as N
140def no_fuel(+lo: Nat, +hi: Nat, +hlt: {Nat.is_lt(lo, hi) == True{} : Bool}, +hf: {Nat.is_le(Nat.sub(hi, lo), 0n) == True{} : Bool}) -> Empty:
141 N.lt_zero_absurd(0n, N.lt_le_trans(0n, Nat.sub(hi, lo), 0n, sub_pos(lo, hi, hlt), hf))