the trait `prost::Message` is not implemented for `ics23::ProofSpec`

[DaviRain-Su]

error[E0277]: the trait bound ics23::ProofSpec: prost::Message is not satisfied
--> modules/src/ics23_commitment/specs.rs:40:13
|
40 | prost::Message::encode(ds, &mut encoded).unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^ the trait prost::Message is not implemented for ics23::ProofSpec
|
= note: required by prost::Message::encode
error: aborting due to previous error
For more information about this error, try rustc --explain E0277.
error: could not compile ibc

When I open no-std I get an error.

This config: ics23 = { version = "0.6.5", default-features = false, git = "https://github.com/confio/ics23.git", branch = "master" }

project: https://github.com/octopus-network/ibc-rs/tree/dv-no-std

commit: octopus-network/ibc-rs@40b4f6f

command: cargo check -p ibc