Travis CI spurious failures

[Andrei Alexandrescu via Digitalmars-d]

On 9/4/16 7:43 PM, David Nadlinger wrote:
> On Sunday, 4 September 2016 at 17:37:28 UTC, David Nadlinger wrote:
>> In this case, it's seems to be a race condition between Travis trying
>> to check out the branch to test, and GitHub actually serving it up (or
>> you removing it again).
>
> Oh, wait, this is on a branch in the main dlang repo, as created by the
> GitHub online editor. We might want to restrict CI runs to the main
> branches by adding something like this to .travis.yml:
>
> ---
> branches:
>   only:
>   - master
>   - stable
> ---
>
> Then again, people shouldn't be creating branches on the main repo
> anyway (although last time I checked, this was unavoidable when using
> the "revert" button).

FWIW the problem is not limited to branches created in the online 
editor, see e.g. 
https://circleci.com/gh/dlang/dmd/649?utm_campaign=build-failed&utm_medium=email&utm_source=notification 
-- Andrei