Try arm instance

Author: norhh

.circleci/config.yml

@@ -174,7 +174,7 @@ jobs:
           name: Building Docker Image
           command: ./docker_build_and_deploy.sh mythril/myth-dev
     # The resource_class feature allows configuring CPU and RAM resources for each job. Different resource classes are available for different executors. https://circleci.com/docs/2.0/configuration-reference/#resourceclass
-    resource_class: large
+    resource_class: arm.large
 
 workflows:
   version: 2