diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 3e86eeb4f6..fd036e1fef 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -3,7 +3,7 @@ on: [push, pull_request]
 
 jobs:
   test:
-    name: Unit tests on ${{ matrix.rust }} ${{ matrix.flags}}
+    name: Unit tests on ${{ matrix.rust }} ${{ matrix.flags }}
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
@@ -12,7 +12,6 @@ jobs:
         flags:
           - ""
           - "--no-default-features"
-          - "--no-default-features --features rustls"
     steps:
     - uses: actions/checkout@master
     - name: Install Rust
@@ -22,6 +21,30 @@ jobs:
     - name: Run unit tests
       run: cargo test --lib --verbose ${{ matrix.flags }}
 
+  features:
+    name: Unit tests for ${{ matrix.features }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        features:
+          - "rustls"
+          - "baremetal"
+          - "block-storage"
+          - "compute"
+          - "identity"
+          - "image"
+          - "network"
+          - "object-storage"
+    steps:
+    - uses: actions/checkout@master
+    - name: Install Rust
+      run: |
+        rustup update stable --no-self-update
+        rustup default stable
+    - name: Run unit tests
+      run: cargo test --lib --verbose --no-default-features --features ${{ matrix.features }}
+
   rustfmt:
     name: Formatting
     runs-on: ubuntu-latest
diff --git a/src/baremetal/protocol.rs b/src/baremetal/protocol.rs
index 1f27dfcc81..9d1f621852 100644
--- a/src/baremetal/protocol.rs
+++ b/src/baremetal/protocol.rs
@@ -135,6 +135,7 @@ pub struct NodesRoot {
 }
 
 #[derive(Debug, Clone, Default, Serialize)]
+#[allow(dead_code)] // FIXME(dtantsur): remove when creating is implemented
 pub struct NodeCreate {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub automated_clean: Option<bool>,
diff --git a/src/block_storage/volumes.rs b/src/block_storage/volumes.rs
index 970c884b94..7d2c3e5929 100644
--- a/src/block_storage/volumes.rs
+++ b/src/block_storage/volumes.rs
@@ -447,6 +447,7 @@ impl From<Volume> for VolumeRef {
 #[cfg(feature = "block-storage")]
 impl VolumeRef {
     /// Verify this reference and convert to an ID, if possible.
+    #[allow(dead_code)]
     pub(crate) async fn into_verified(self, session: &Session) -> Result<VolumeRef> {
         Ok(if self.verified {
             self
diff --git a/src/image/images.rs b/src/image/images.rs
index 6afba93bda..07212e27ab 100644
--- a/src/image/images.rs
+++ b/src/image/images.rs
@@ -260,6 +260,7 @@ impl From<Image> for ImageRef {
 #[cfg(feature = "image")]
 impl ImageRef {
     /// Verify this reference and convert to an ID, if possible.
+    #[allow(dead_code)]
     pub(crate) async fn into_verified(self, session: &Session) -> Result<ImageRef> {
         Ok(if self.verified {
             self