CI/CD Jobs failed without log/trace

Today, after performance issues on pipeline start, jobs are fail without log/trace.
image

image: mhart/alpine-node:6

stages:
  - build

before_script:
# install bower  
  - npm install --global yo bower grunt-cli 
  # npm install --global bower grunt-cli 
  - bower install --allow-root
# install GRUNT
  - npm install grunt --save-dev
# install ruby
  - apk --no-cache add ruby ruby-dev ruby-bundler ruby-json ruby-irb ruby-rake ruby-bigdecimal ruby-rdoc
  - apk --no-cache add make gcc libc-dev
  - apk --no-cache add libffi-dev
  - gem install compass

ui_build:
  stage: build
  only:
    - tags
  script:
    ## grunt build babel uglify:dist
    - grunt serve:dist
  artifacts:
    paths:
      - dist/
    expire_in: 1 month