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

rkyv:

Zero-copy deserialization framework for Rust