fix

.github/workflows/curve25519-dalek.yml

@@ -45,6 +45,7 @@ jobs:
 
   # Default no_std test only tests using serial across all crates
   build-nostd-fiat:
+    enabled: false
     name: Build fiat on no_std target (thumbv7em-none-eabi)
     runs-on: ubuntu-latest
     strategy:

.github/workflows/ed25519-dalek.yml

@@ -26,7 +26,7 @@ jobs:
     - uses: actions/checkout@v3
       # Re-resolve Cargo.lock with minimal versions
     - uses: dtolnay/rust-toolchain@nightly
-    - run: cargo update -Z minimal-versions
+    - run: cargo update minimal-versions
       # Now check that `cargo build` works with respect to the oldest possible
       # deps and the stated MSRV
     - uses: dtolnay/rust-toolchain@1.60.0

.github/workflows/workspace.yml

@@ -59,6 +59,7 @@ jobs:
 
   # Test no_std with serial (default)
   build-nostd-serial:
+    enabled: false
     name: Build serial on no_std target (thumbv7em-none-eabi)
     runs-on: ubuntu-latest
     strategy:

.github/workflows/x25519-dalek.yml

@@ -26,7 +26,7 @@ jobs:
     - uses: actions/checkout@v3
       # Re-resolve Cargo.lock with minimal versions
     - uses: dtolnay/rust-toolchain@nightly
-    - run: cargo update -Z minimal-versions
+    - run: cargo update minimal-versions
       # Now check that `cargo build` works with respect to the oldest possible
       # deps and the stated MSRV
     - uses: dtolnay/rust-toolchain@1.60.0

curve25519-dalek/src/encodable_curve.rs

@@ -203,7 +203,9 @@ mod tests {
     use elliptic_curve::bigint::U256;
     #[cfg(feature = "group")]
     use elliptic_curve::scalar::IsHigh;
+    #[cfg(feature = "group")]
     use elliptic_curve::Curve;
+    #[cfg(feature = "group")]
     use subtle::Choice;
 
     #[test]