Cargo Features

AnyError has no features set by default.

[dependencies]
anyerror = { version = "0.1.12", features = ["backtrace", "rkyv"] }
backtrace

Enable backtrace extracting and generating when possible.
It only works with nightly rust.

Enables backtrace of anyhow

Optional

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

anyhow backtrace?
rkyv implicit feature

Enables rkyv ^0.7.42

rkyv:

Zero-copy deserialization framework for Rust