dist: trusty
language: php
php:
  - '5.5'
  - '5.6'
  - '7.0'
  - '7.1'
  - '7.2'
install:
  - composer update
script: make check
sudo: false

language: php
matrix:
  include:
    - php: 5.5
      dist: trusty
    - php: 5.6
    - php: 7.0
    - php: 7.1
    - php: 7.2
install:
  - composer update
script: make check
sudo: false

Change to use trusty by php5.5 only
Change to use trusty by php5.5 only
