Looks like all versions of
bitvec older than the newest one,
0.17.4, have been yanked from crates due to a memory error. Update the version in your
thank you! because of your suggestions,i have solved that problem,but i have another problem,please see the picture:
maybe_uninit are all features were stabilized a fairly long time ago (for example
TryInto has been usable on the stable channel since 1.34.0, which came out in April 2019). You'll need to upgrade your compiler to a newer version.