diff --git a/crates/crab-coordination/src/cosmosdb_coordinator.rs b/crates/crab-coordination/src/cosmosdb_coordinator.rs
index 77ef3bb5f..d044c0005 100644
--- a/crates/crab-coordination/src/cosmosdb_coordinator.rs
+++ b/crates/crab-coordination/src/cosmosdb_coordinator.rs
@@ -69,10 +69,6 @@ pub struct CosmosDbCreateCoordinatorAccount {
 }
 
 /// Minimal Cosmos DB control-plane client needed by Crab-owned coordinator setup.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait CosmosDbCoordinatorControlPlaneClient {
     async fn describe_account(
diff --git a/crates/crab-coordination/src/dynamodb_coordinator.rs b/crates/crab-coordination/src/dynamodb_coordinator.rs
index 0d0db9309..d67564498 100644
--- a/crates/crab-coordination/src/dynamodb_coordinator.rs
+++ b/crates/crab-coordination/src/dynamodb_coordinator.rs
@@ -85,10 +85,6 @@ pub type DynamoDbRepoState = CoordinatorRepoState;
 pub type DynamoDbTransactionRecord = CoordinatorTransactionRecord;
 
 /// DynamoDB data-plane client for one serialized repo authority item.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait DynamoDbWriteCoordinatorClient {
     async fn read_repo_state(
diff --git a/crates/crab-coordination/src/spanner_coordinator.rs b/crates/crab-coordination/src/spanner_coordinator.rs
index f88720d12..cb2e7173a 100644
--- a/crates/crab-coordination/src/spanner_coordinator.rs
+++ b/crates/crab-coordination/src/spanner_coordinator.rs
@@ -64,10 +64,6 @@ pub struct SpannerCreateCoordinator {
 }
 
 /// Minimal Spanner control-plane client needed by Crab-owned coordinator setup.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait SpannerCoordinatorControlPlaneClient {
     async fn describe_instance(
diff --git a/crates/crab-coordination/src/write_coordinator.rs b/crates/crab-coordination/src/write_coordinator.rs
index a7b9172c7..12c9bcb11 100644
--- a/crates/crab-coordination/src/write_coordinator.rs
+++ b/crates/crab-coordination/src/write_coordinator.rs
@@ -373,10 +373,6 @@ pub struct CoordinatorControlPlaneStatus {
 }
 
 /// Management backend for a linearizable active-active coordinator.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait CoordinatorControlPlaneBackend: Send + Sync {
     fn provider(&self) -> ManagedCoordinatorProvider;
@@ -605,10 +601,6 @@ fn coordinator_base_action(action: &str) -> &str {
 }
 
 /// Versioned CAS storage contract for managed coordinator data planes.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait VersionedCoordinatorStateStore: Send + Sync {
     async fn read_repo_state(
@@ -653,10 +645,6 @@ where
 }
 
 /// Linearizable authority for active-active repository writes.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait WriteCoordinator: Send + Sync {
     async fn health(&self) -> Result<CoordinatorHealth>;
diff --git a/crates/crab-staging/src/add_push_plan.rs b/crates/crab-staging/src/add_push_plan.rs
index eb7201ac1..d6e22ff5a 100644
--- a/crates/crab-staging/src/add_push_plan.rs
+++ b/crates/crab-staging/src/add_push_plan.rs
@@ -42,10 +42,6 @@ pub struct AddPushPlanSummary {
 }
 
 /// Looks up already-uploaded chunk placements for staged chunks.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait ExistingChunkLookup: Send + Sync {
     async fn lookup_existing_candidates(
@@ -55,10 +51,6 @@ pub trait ExistingChunkLookup: Send + Sync {
 }
 
 /// Adds local prepared-xorb candidates to the staging cache.
-#[expect(
-    clippy::double_must_use,
-    reason = "async_trait marks boxed futures must-use; Result is also must-use"
-)]
 #[async_trait]
 pub trait LocalXorbCandidateLookup: Send + Sync {
     async fn load_candidates(