ci: Remove go-mod-download

.circleci/config.yml

@@ -947,30 +947,16 @@ jobs:
           mentions: "@proofs-team"
 
   cannon-stf-verify:
-    docker:
-      - image: <<pipeline.parameters.ci_builder_image>>
+    machine: true
+    resource_class: ethereum-optimism/latitude-1
     steps:
       - checkout
-      - setup_remote_docker
-      - restore_cache:
-          name: Restore Go modules cache
-          key: gomod-{{ checksum "go.sum" }}
-      - restore_cache:
-          name: Restore Go build cache
-          keys:
-            - golang-build-cache-cannon-stf-verify-{{ checksum "go.sum" }}
-            - golang-build-cache-cannon-stf-verify-
       - run:
           name: Build cannon
           command: make cannon
       - run:
           name: Verify the Cannon STF
           command: make -C ./cannon cannon-stf-verify
-      - save_cache:
-          name: Save Go build cache
-          key: golang-build-cache-cannon-stf-verify-{{ checksum "go.sum" }}
-          paths:
-            - "/root/.cache/go-build"
       - notify-failures-on-develop:
           mentions: "@proofs-team"
 
@@ -1018,38 +1004,6 @@ jobs:
           no_output_timeout: 20m
       - notify-failures-on-develop
 
-  go-mod-download:
-    docker:
-      - image: <<pipeline.parameters.ci_builder_image>>
-    parameters:
-      file:
-        default: go.sum
-        description: The file name of checksum for restore_cache and save_cache.
-        type: string
-      key:
-        default: gomod
-        description: The key of restore_cache and save_cache.
-        type: string
-    steps:
-      - checkout
-      - restore_cache:
-          key: << parameters.key >>-{{ checksum "<< parameters.file >>" }}
-          name: Restore Go modules cache
-      - run:
-          name: Sanity check go mod cache path
-          command: test "$(go env GOMODCACHE)" == "/go/pkg/mod" # yes, it's an odd path
-      - run:
-          command: go mod download
-          name: Download Go module dependencies
-      - run:
-          name: "Go mod tidy"
-          command: make mod-tidy && git diff --exit-code
-      - save_cache:
-          key: << parameters.key >>-{{ checksum "<< parameters.file >>" }}
-          name: Save Go modules cache
-          paths:
-            - "/go/pkg/mod"
-
   bedrock-go-tests: # just a helper, that depends on all the actual test jobs
     docker:
       # Use a smaller base image to avoid pulling the huge ci-builder
@@ -1237,7 +1191,6 @@ workflows:
         - not:
             equal: [scheduled_pipeline, << pipeline.trigger_source >>]
     jobs:
-      - go-mod-download
       - contracts-bedrock-build:
           name: contracts-bedrock-build
           # Build with just core + script contracts.
@@ -1321,14 +1274,12 @@ workflows:
       - op-program-compat
       - bedrock-go-tests:
           requires:
-            - go-mod-download
             - go-lint
             - cannon-build-test-vectors
             - cannon-go-lint-and-test-32-bit
             - cannon-go-lint-and-test-64-bit
             - check-generated-mocks-op-node
             - check-generated-mocks-op-service
-            - go-mod-download
             - op-program-compat
             # Not needed for the devnet but we want to make sure they build successfully
             - cannon-docker-build
@@ -1530,11 +1481,8 @@ workflows:
         - not:
             equal: [scheduled_pipeline, << pipeline.trigger_source >>]
     jobs:
-      - go-mod-download
       - cannon-prestate
       - cannon-stf-verify:
-          requires:
-            - go-mod-download
           context:
             - slack
       - contracts-bedrock-build: