try travis.yml for Showing source codes in Coverall.
try travis.yml for Showing source codes in Coverall.

redtankd/rust-test,redtankd/github-test,redtankd/rust-test,redtankd/github-test,redtankd/rust-test,redtankd/rust-test,redtankd/github-test,redtankd/rust-test,redtankd/github-test,redtankd/rust-test