ci: check flaky of analyze job

.github/workflows/all_plugins.yaml

@@ -2,10 +2,6 @@ name: all_plugins
 
 on:
   pull_request:
-    paths-ignore:
-      - "docs/**"
-      - "website/**"
-      - "**.md"
   push:
     branches:
       - master
@@ -16,6 +12,12 @@ on:
 
 jobs:
   analyze:
+    strategy:
+      fail-fast: false
+      matrix:
+        test1: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+        test2: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
+        test3: [1, 2]
     timeout-minutes: 30
     runs-on: ubuntu-latest
     steps:
@@ -35,7 +37,7 @@ jobs:
             dart pub publish --dry-run
 
   pub_get_check:
-    timeout-minutes: 30
+    timeout-minutes: 90
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -51,7 +53,7 @@ jobs:
 
   format:
     runs-on: ubuntu-latest
-    timeout-minutes: 20
+    timeout-minutes: 90
     steps:
       - uses: actions/checkout@v2
       - name: "Install Flutter"
@@ -81,7 +83,7 @@ jobs:
           ./.github/workflows/scripts/validate-formatting.sh
 
   build_examples_dart:
-    timeout-minutes: 30
+    timeout-minutes: 90
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -100,7 +102,7 @@ jobs:
 
   test:
     runs-on: ubuntu-latest
-    timeout-minutes: 30
+    timeout-minutes: 90
     steps:
       - uses: actions/checkout@v2
       - name: "Install Flutter"

.github/workflows/scripts/install-tools.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 flutter config --no-analytics
-flutter pub global activate melos 1.1.0
+flutter pub global activate melos 2.4.0
 echo "$HOME/.pub-cache/bin" >> $GITHUB_PATH
 echo "$GITHUB_WORKSPACE/_flutter/.pub-cache/bin" >> $GITHUB_PATH
 echo "$GITHUB_WORKSPACE/_flutter/bin/cache/dart-sdk/bin" >> $GITHUB_PATH

melos.yaml

@@ -13,6 +13,11 @@ command:
     # branch: master
     # Additionally build a changelog at the root of the workspace.
     workspaceChangelog: true
+  bootstrap:
+    # It seems so that running "pub get" in parallel has some issues (like
+    # https://github.com/dart-lang/pub/issues/3404). Disabling this feature
+    # makes the CI much more stable.
+    runPubGetInParallel: false
 
 scripts:
   lint:all:
@@ -21,7 +26,7 @@ scripts:
 
   analyze:
     run: |
-      melos exec -c 5 -- \
+      melos exec -c 1 -- \
         dart analyze . --fatal-infos
     description: |
       Run `dart analyze` in all packages.