No puedo iniciar el navegador en el servidor CI (localhost en Linux en mi caso) al activar una prueba de pepino mediante la invocación de una tarea de rastrillo después de la compilación desde Jenkins. El registro de la consola de Jenkins es el siguiente. Estoy bastante seguro de que todo está configurado correctamente, ya que puedo ejecutarlo con éxito en el servidor a través de la línea de comandos.

01:26:43 [cucumber] $ /usr/local/rvm/scripts/gems/ruby-2.3.0/bin/rake schedule_win_job:features --trace

01:26:43 ** Invoke schedule_win_job:features (first_time)

01:26:43 ** Execute schedule_win_job:features

01:26:43 /usr/local/rvm/scripts/rubies/ruby-2.3.0/bin/ruby -S bundle exec cucumber --tag @schedule_job --profile dev

**01:27:45 unable to obtain stable firefox connection in 60 seconds (127.0.0.1:7055) (Selenium::WebDriver::Error::WebDriverError)**

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver/firefox/launcher.rb:90:in `connect_until_stable'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver/firefox/launcher.rb:55:in `block in launch'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver/common/socket_lock.rb:43:in `locked'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver/firefox/launcher.rb:51:in `launch'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver/firefox/bridge.rb:43:in `initialize'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver/common/driver.rb:53:in `new'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver/common/driver.rb:53:in `for'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/selenium-webdriver-2.53.0/lib/selenium/webdriver.rb:84:in `for'

01:27:45 /usr/local/rvm/scripts/gems/ruby-2.3.0/gems/watir-webdriver-0.9.1/lib/watir-webdriver/browser.rb:46:in `initialize'