This sounds like an issue in your workspace.
Your workspace directory should look like this, but your workspace should not be the root of your repo.
/bin //<--compiled binaries /src /adomain.com/yourstuff //<--these folders are where your repo root should be /gihub.com/otherstuff //<--these folders are your dependencies /pkg //<-- installed packages / program files
Read the official Go documentation here:
A widely-used standard for organizing projects is below:
See also: https://golang.org/doc/effective_go.html