Fix specs for exclusive lease

app/services/concerns/exclusive_lease_guard.rb

@@ -47,6 +47,6 @@ module ExclusiveLeaseGuard
   end
 
   def log_error(message, extra_args = {})
-    logger.error(message)
+    Rails.logger.error(message)
   end
 end

spec/support/shared_examples/ci_trace_shared_examples.rb

@@ -234,9 +234,15 @@ shared_examples_for 'common trace features' do
     context 'when build status is success' do
       let!(:build) { create(:ci_build, :success, :trace_live) }
 
-      it 'archives a trace' do
+      it 'does not have an archived trace yet' do
+        expect(build.job_artifacts_trace).to be_nil
+      end
+
+      context 'when archives' do
+        it 'has an archived trace' do
           subject
 
+          build.reload
           expect(build.job_artifacts_trace).to be_exist
         end
 
@@ -245,13 +251,16 @@ shared_examples_for 'common trace features' do
             Gitlab::ExclusiveLease.new("trace:archive:#{trace.job.id}", timeout: 1.hour).try_obtain
           end
 
-        it 'prevents multiple archiving' do
+          it 'prevents to archive concurently' do
+            subject
+
             build.reload
             expect(build.job_artifacts_trace).to be_nil
           end
         end
       end
     end
+  end
 end
 
 shared_examples_for 'trace with disabled live trace feature' do