language: go
go:
    - 1.6
    - 1.7
    - 1.8
    - 1.9
sudo: false
os:
    - linux
    - osx
script:
    make travis

language: go
go:
    - 1.6
    - 1.7
    - 1.8
    - 1.9
sudo: false
os:
    - linux
    - osx
exclude:
    - os: osx
      go: 1.6
script:
    make travis

Exclude the combination of osx and go1.6 on Travis.
Exclude the combination of osx and go1.6 on Travis.
