Truncate error backtrace when saving failed executions

app/models/solid_queue/failed_execution.rb

@@ -33,9 +33,11 @@ def retry
     end
 
     private
+      BACKTRACE_LINES_LIMIT = 400
+
       def expand_error_details_from_exception
         if exception
-          self.error = { exception_class: exception.class.name, message: exception.message, backtrace: exception.backtrace }
+          self.error = { exception_class: exception.class.name, message: exception.message, backtrace: exception.backtrace.first(BACKTRACE_LINES_LIMIT) }
         end
       end
   end

test/dummy/app/jobs/infinite_recursion_job.rb

@@ -0,0 +1,20 @@
+class InfiniteRecursionJob < ApplicationJob
+  queue_as :background
+
+  def perform
+    start
+  end
+
+  private
+    def start
+      continue
+    end
+
+    def continue
+      start_again
+    end
+
+    def start_again
+      start
+    end
+end

test/models/solid_queue/failed_execution_test.rb

@@ -14,6 +14,14 @@ class SolidQueue::FailedExecutionTest < ActiveSupport::TestCase
     assert SolidQueue::Job.last.failed?
   end
 
+  test "run job that fails with a SystemStackError (stack level too deep)" do
+    InfiniteRecursionJob.perform_later
+    @worker.start
+
+    assert_equal 1, SolidQueue::FailedExecution.count
+    assert SolidQueue::Job.last.failed?
+  end
+
   test "retry failed job" do
     RaisingJob.perform_later(RuntimeError, "A")
     @worker.start