.travis.yml:
os: windows
language: bash
install:
- choco install -y vcpython27
- choco upgrade -y python2
build log:
https://travis-ci.org/ifduyue/test-travis/builds/444964137
https://staging.travis-ci.com/ifduyue/test-travis/builds/235428 # empty logs; booted, started, then failed