async require rust 1.75 (beta)

.github/workflows/clippy.yml

@@ -13,8 +13,8 @@ jobs:
       - uses: actions/checkout@v3
       - uses: dtolnay/rust-toolchain@master
         with:
-          # embedded-hal-async needs nightly.
+          # embedded-hal-async needs 1.75.
           # Use a pinned version to avoid spontaneous breakages (new clippy lints are added often)
-          toolchain: nightly-2023-10-14
+          toolchain: beta
           components: clippy
       - run: cargo clippy --all-features -- --deny=warnings

.github/workflows/rustdoc.yml

@@ -13,5 +13,5 @@ jobs:
       - uses: actions/checkout@v3
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: nightly-2023-10-14
+          toolchain: beta
       - run: RUSTDOCFLAGS="--deny=warnings --cfg=docsrs" cargo doc --all-features

.github/workflows/rustfmt.yml

@@ -14,6 +14,6 @@ jobs:
       - uses: actions/checkout@v3
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: nightly
+          toolchain: beta
           components: rustfmt
       - run: cargo fmt --check

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
         rust:
           - stable
           - 1.60.0  # MSRV
-          - nightly
+          - beta
         target:
           - x86_64-unknown-linux-gnu
           - thumbv7m-none-eabi
@@ -31,7 +31,7 @@ jobs:
           - rust: stable
             target: x86_64-unknown-linux-gnu
             features: alloc
-          - rust: nightly
+          - rust: beta
             target: x86_64-unknown-linux-gnu
             features: std,tokio-1,futures-03,defmt-03
     steps:
@@ -42,7 +42,7 @@ jobs:
           target: ${{ matrix.target }}
 
       - run: mv Cargo.stable.toml Cargo.toml
-        if: matrix.rust != 'nightly'
+        if: matrix.rust != 'beta'
 
       - run: cargo check --target=${{ matrix.target }} --features=${{ matrix.features }}
 

embedded-hal-async/Cargo.toml

@@ -12,7 +12,7 @@ name = "embedded-hal-async"
 readme = "README.md"
 repository = "https://github.com/rust-embedded/embedded-hal"
 version = "1.0.0-rc.1"
-rust-version = "1.65.0"
+rust-version = "1.75.0"
 
 [features]
 defmt-03 = ["dep:defmt-03", "embedded-hal/defmt-03"]

embedded-hal-async/src/lib.rs

@@ -1,14 +1,6 @@
 #![doc = include_str!("../README.md")]
 #![warn(missing_docs)]
 #![no_std]
-// disable warning for already-stabilized features.
-// Needed to pass CI, because we deny warnings.
-// We don't immediately remove them to not immediately break older nightlies.
-// When all features are stable, we'll remove them.
-#![allow(stable_features)]
-#![allow(unknown_lints)]
-#![allow(async_fn_in_trait)]
-#![feature(async_fn_in_trait, impl_trait_projections)]
 
 pub mod delay;
 pub mod digital;

embedded-hal-bus/src/lib.rs

@@ -2,12 +2,6 @@
 #![warn(missing_docs)]
 #![cfg_attr(not(feature = "std"), no_std)]
 #![cfg_attr(docsrs, feature(doc_cfg))]
-// disable warning for already-stabilized features.
-// Needed to pass CI, because we deny warnings.
-// We don't immediately remove them to not immediately break older nightlies.
-// When all features are stable, we'll remove them.
-#![cfg_attr(feature = "async", allow(stable_features))]
-#![cfg_attr(feature = "async", feature(async_fn_in_trait, impl_trait_projections))]
 
 // needed to prevent defmt macros from breaking, since they emit code that does `defmt::blahblah`.
 #[cfg(feature = "defmt-03")]

embedded-io-adapters/src/lib.rs

@@ -2,18 +2,6 @@
 #![cfg_attr(docsrs, feature(doc_cfg))]
 #![warn(missing_docs)]
 #![doc = include_str!("../README.md")]
-// disable warning for already-stabilized features.
-// Needed to pass CI, because we deny warnings.
-// We don't immediately remove them to not immediately break older nightlies.
-// When all features are stable, we'll remove them.
-#![cfg_attr(
-    any(feature = "tokio-1", feature = "futures-03"),
-    allow(stable_features)
-)]
-#![cfg_attr(
-    any(feature = "tokio-1", feature = "futures-03"),
-    feature(async_fn_in_trait, impl_trait_projections)
-)]
 
 #[cfg(feature = "std")]
 #[cfg_attr(docsrs, doc(cfg(feature = "std")))]

embedded-io-async/Cargo.toml

@@ -10,6 +10,7 @@ categories = [
     "embedded",
     "no-std",
 ]
+rust-version = "1.75.0"
 
 [features]
 std = ["alloc", "embedded-io/std"]

embedded-io-async/src/lib.rs

@@ -2,14 +2,6 @@
 #![cfg_attr(docsrs, feature(doc_cfg))]
 #![warn(missing_docs)]
 #![doc = include_str!("../README.md")]
-// disable warning for already-stabilized features.
-// Needed to pass CI, because we deny warnings.
-// We don't immediately remove them to not immediately break older nightlies.
-// When all features are stable, we'll remove them.
-#![allow(stable_features)]
-#![allow(unknown_lints)]
-#![allow(async_fn_in_trait)]
-#![feature(async_fn_in_trait, impl_trait_projections)]
 
 #[cfg(feature = "alloc")]
 extern crate alloc;