language: go

go:
  - 1.4
  - 1.5
  - 1.6
  - 1.7
  - 1.8

install:
  - go get -t ./...

script:
 - GOMAXPROCS=4 GORACE="halt_on_error=1" go test -race -v ./...
language: go

go:
  - 1.6
  - 1.7
  - 1.8

install:
  - go get -t ./...

script:
 - GOMAXPROCS=4 GORACE="halt_on_error=1" go test -race -v ./...

Remove two old golang versions from matrix test map
Remove two old golang versions from matrix test map