4 - sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
5 - sudo apt-get update -qq
7 - sudo ./prepare-release travis-ci
8 - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
9 - sudo apt-get -qq update
10 - sudo apt-get -qq -y install gcc-4.8 g++-4.8
11 - export CC=gcc-4.8 CXX=g++-4.8
15 - ./test/integration/run-tests
16 - sudo adduser --force-badname --system --home /nonexistent --no-create-home --quiet _apt || true
17 - sudo ./test/integration/run-tests