travis: prevents travis from timing out due to inactivity in bench tests
travis: prevents travis from timing out due to inactivity in bench tests

ggarnier/tsuru,ggarnier/tsuru,guilhermebr/tsuru,guilhermebr/tsuru,tsuru/tsuru,ggarnier/tsuru,ggarnier/tsuru,tsuru/tsuru,tsuru/tsuru,guilhermebr/tsuru,guilhermebr/tsuru,tsuru/tsuru