diff --git a/cli/tests/testdata/run/worker_drop_handle_race.js.out b/cli/tests/testdata/run/worker_drop_handle_race.js.out
index ba66941591..451c3af3d5 100644
--- a/cli/tests/testdata/run/worker_drop_handle_race.js.out
+++ b/cli/tests/testdata/run/worker_drop_handle_race.js.out
@@ -5,5 +5,4 @@ error: Uncaught (in worker "") Error
     at Object.action (ext:deno_web/02_timers.js:[WILDCARD])
     at handleTimerMacrotask (ext:deno_web/02_timers.js:[WILDCARD])
 error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl (ext:runtime/11_workers.js:[WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
diff --git a/cli/tests/testdata/workers/permissions_blob_local.ts.out b/cli/tests/testdata/workers/permissions_blob_local.ts.out
index 8cfd41523c..0cd581f7b7 100644
--- a/cli/tests/testdata/workers/permissions_blob_local.ts.out
+++ b/cli/tests/testdata/workers/permissions_blob_local.ts.out
@@ -1,5 +1,4 @@
 error: Uncaught (in worker "") Requires read access to "[WILDCARD]local_file.ts", run again with the --allow-read flag
     at blob:null/[WILDCARD]:1:8
 error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
diff --git a/cli/tests/testdata/workers/permissions_dynamic_remote.ts.out b/cli/tests/testdata/workers/permissions_dynamic_remote.ts.out
index cbd3f480f7..cd1884c7e6 100644
--- a/cli/tests/testdata/workers/permissions_dynamic_remote.ts.out
+++ b/cli/tests/testdata/workers/permissions_dynamic_remote.ts.out
@@ -3,5 +3,4 @@ await import("https://example.com/some/file.ts");
 ^
     at async http://localhost:4545/workers/dynamic_remote.ts:2:1
 [WILDCARD]error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
diff --git a/cli/tests/testdata/workers/permissions_remote_remote.ts.out b/cli/tests/testdata/workers/permissions_remote_remote.ts.out
index 001370f2fc..bb065740aa 100644
--- a/cli/tests/testdata/workers/permissions_remote_remote.ts.out
+++ b/cli/tests/testdata/workers/permissions_remote_remote.ts.out
@@ -1,5 +1,4 @@
 error: Uncaught (in worker "") Requires net access to "example.com", run again with the --allow-net flag
     at http://localhost:4545/workers/static_remote.ts:2:8
 error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
diff --git a/cli/tests/testdata/workers/worker_async_error.ts.out b/cli/tests/testdata/workers/worker_async_error.ts.out
index 84863f0166..8d017859c4 100644
--- a/cli/tests/testdata/workers/worker_async_error.ts.out
+++ b/cli/tests/testdata/workers/worker_async_error.ts.out
@@ -4,5 +4,4 @@ error: Uncaught (in worker "foo") (in promise) Error: bar
     at [WILDCARD]/async_error.ts:[WILDCARD]
     at [WILDCARD]/async_error.ts:[WILDCARD]
 error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
diff --git a/cli/tests/testdata/workers/worker_error.ts.out b/cli/tests/testdata/workers/worker_error.ts.out
index 89f579fb74..78d0c423ed 100644
--- a/cli/tests/testdata/workers/worker_error.ts.out
+++ b/cli/tests/testdata/workers/worker_error.ts.out
@@ -2,5 +2,4 @@
     at foo ([WILDCARD])
     at [WILDCARD]
 error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
diff --git a/cli/tests/testdata/workers/worker_message_handler_error.ts.out b/cli/tests/testdata/workers/worker_message_handler_error.ts.out
index 76449f989e..0f97e97036 100644
--- a/cli/tests/testdata/workers/worker_message_handler_error.ts.out
+++ b/cli/tests/testdata/workers/worker_message_handler_error.ts.out
@@ -4,5 +4,4 @@ error: Uncaught (in worker "foo") Error: bar
     at onmessage ([WILDCARD]/message_handler_error.ts:[WILDCARD])
     at [WILDCARD]
 error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
diff --git a/cli/tests/testdata/workers/worker_nested_error.ts.out b/cli/tests/testdata/workers/worker_nested_error.ts.out
index dd65036b28..15cb85b48c 100644
--- a/cli/tests/testdata/workers/worker_nested_error.ts.out
+++ b/cli/tests/testdata/workers/worker_nested_error.ts.out
@@ -4,8 +4,6 @@
     at foo ([WILDCARD]/workers/error.ts:[WILDCARD])
     at [WILDCARD]/workers/error.ts:[WILDCARD]
 error: Uncaught (in worker "baz") (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]
 error: Uncaught (in promise) Error: Unhandled error in child worker.
-    at Worker.#pollControl ([WILDCARD])
-    at eventLoopTick (ext:core/01_core.js:[WILDCARD])
+    at Worker.#pollControl [WILDCARD]