diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4b1575d..125725c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,6 +11,11 @@ jobs:
   test:
     name: Test failing spec detector
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        ci_node_total: [3]
+        ci_node_index: [0, 1, 2]
 
     steps:
       - uses: actions/checkout@v3
@@ -19,20 +24,22 @@ jobs:
         with:
           ruby-version: 2.7.2
           bundler-cache: true
-      - name: Lint  files
-        run: bundle exec rake rubocop
       - name: Run tests
+        env:
+          RAILS_ENV: test
+          CI_NODE_TOTAL: ${{ matrix.ci_node_total }}
+          CI_NODE_INDEX: ${{ matrix.ci_node_index }}
         run: bundle exec rake spec
       - name: Upload Failures
         uses: actions/upload-artifact@v3
         with:
           name: Failures
-          path: failures_log_*.yml
+          path: spec/failing_spec_detector/failures
       - name: Upload Exceptions
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v2
         with:
           name: Exceptions
-          path: exceptions_log_*.yml
+          path: spec/failing_spec_detector/exceptions
 
   print_log:
     name: Test print logs task
@@ -50,10 +57,19 @@ jobs:
         uses: actions/download-artifact@v3
         with:
           name: Failures
+          path: spec/failing_spec_detector/failures
       - name: Download Exceptions
         uses: actions/download-artifact@v3
         with:
           name: Exceptions
+          path: spec/failing_spec_detector/exceptions
       - name: Run print_log task
         run: bundle exec rake failing_specs_detector:print_log
+      - name: File Reader
+        id: read_file
+        uses: andstor/file-reader-action@v1.0.0
+        with:
+          path: "failing_specs_detector_log.txt"
+      - name: File contents
+        run: echo "${ steps.read_file.outputs.contents }"
 
diff --git a/lib/failing_spec_detector/combiner.rb b/lib/failing_spec_detector/combiner.rb
index 0a1d575..ecbbe0f 100644
--- a/lib/failing_spec_detector/combiner.rb
+++ b/lib/failing_spec_detector/combiner.rb
@@ -6,20 +6,24 @@ class Combiner
     def initialize(exceptions, failures)
       @exceptions = exceptions
       @failures = failures
+      @filename = 'failing_specs_detector_log.txt'
     end
 
     def combine
-      puts "Failing specs detector:\n\n\n"
+      File.write(@filename, "Failing spec detector:\n\n\n")
+      return if @exceptions.empty?
+
       @exceptions.uniq.each do |exception|
-        puts "#{exception}:\n\n"
+        File.write(@filename, "#{exception}:\n\n", mode: 'a')
         related_examples = @failures.select { |failure| failure.exception == exception }
         next if related_examples.empty?
 
         related_examples.each do |failure|
-          puts "#{failure.backtrace}:\n"
+          File.write(@filename, "#{failure.backtrace}:\n", mode: 'a')
         end
-        puts "\n\n\n"
+        File.write(@filename, "\n\n\n", mode: 'a')
       end
+      File.write(@filename, '----------------------------------------------------------------', mode: 'a')
     end
   end
 end