fix(ci): run ci on dev branch #1246

	# Workflow to build and test crab master branch

	name: CI

	# Controls when the action will run.
	on:
	# Triggers the workflow on push or pull request events but only for the master branch
	push:
	branches: master
	pull_request:
	branches: master

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "test"
	test:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- name: Check out Repo
	uses: actions/checkout@v2
	with:
	ref: master
	- name: Build crab without external libraries + run tests
	run: docker build --build-arg UBUNTU=bionic --build-arg BUILD_TYPE=Release -t seahorn/crab -f docker/crab.Dockerfile .
	- name: Build crab+apron+ldd-boxes and run tests
	run: docker build --build-arg UBUNTU=bionic --build-arg BUILD_TYPE=Release -t seahorn/crab_apron_boxes -f docker/crab.apron.Dockerfile .
	- name: Build crab+elina and run tests
	run: docker build --build-arg UBUNTU=bionic --build-arg BUILD_TYPE=Release -t seahorn/crab_elina -f docker/crab.elina.Dockerfile .

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