How to make rust backtraces readable?

#1

I has made some change for rocksdb, that lead tikv panic.
I compile tikv with

[profile.dev]
opt-level = 0
debug = 2
rpath = false
lto = true
debug-assertions = false
codegen-units = 1
panic = "unwind"
incremental = false
overflow-checks = false

Run tikv with RUST_BACKTRACE=full and got backtrace like this:

image
image.png942×572 15.7 KB

How to make rust backtraces more readable?