CB-568c: fail every queued async ticket

bridged/src/main/java/dev/ltms/bridged/msg/MessageService.java

@@ -302,9 +302,13 @@ public final class MessageService {
     public boolean abandon(String target, String reason) {
         CompletableFuture<Rendezvous.Resolution> waiter = rendezvous.currentWaiter(target);
         boolean failed = waiter != null && !waiter.isDone() && rendezvous.resolveFailure(waiter, reason);
-        boolean asyncFailed = tasks.values().stream()
-                .filter(task -> target.equals(task.target) && task.question == null)
-                .anyMatch(task -> task.future.complete(new Reply(Outcome.WORKER_FAILED, reason)));
+        boolean asyncFailed = false;
+        for (Task task : tasks.values()) {
+            if (target.equals(task.target) && task.question == null
+                    && task.future.complete(new Reply(Outcome.WORKER_FAILED, reason))) {
+                asyncFailed = true;
+            }
+        }
         if (failed) {
             log.warn("abandoning the blocked send to {}: {}", target, reason);
         }

bridged/src/test/java/dev/ltms/bridged/msg/MessageServiceTest.java

@@ -645,11 +645,13 @@ class MessageServiceTest {
         String first = messages.sendAsync(T, "first task");
         awaitWaiting(); // first task owns the target lock and rendezvous waiter
         String second = messages.sendAsync(T, "second task"); // parked on the same lock, not yet queued
+        String third = messages.sendAsync(T, "third task"); // a second queued ticket proves the full sweep
 
         assertTrue(messages.abandon(T, "agent target term_a not found"));
 
         assertFailedTicket(first, "agent target term_a not found");
         assertFailedTicket(second, "agent target term_a not found");
+        assertFailedTicket(third, "agent target term_a not found");
     }
 
     @Test