`tox -e coveralls` failure

tox_output

$ tox --recreate -e coveralls
GLOB sdist-make: /home/tseaver/projects/agendaless/Google/src/foobar/setup.py
coveralls recreate: /home/tseaver/projects/agendaless/Google/src/foobar/.tox/coveralls
coveralls installdeps: nose, unittest2, coverage, nosexcover, coveralls
coveralls inst: /home/tseaver/projects/agendaless/Google/src/foobar/.tox/dist/gcloud-0.02.2.zip
coveralls runtests: PYTHONHASHSEED='1276888446'
coveralls runtests: commands[0] | nosetests --with-xunit --with-xcoverage --cover-package=gcloud --nocapture --cover-erase --cover-tests --cover-branches
ERROR: InvocationError: could not find executable 'nosetests --with-xunit --with-xcoverage --cover-package=gcloud --nocapture --cover-erase --cover-tests --cover-branches'
coveralls runtests: commands[1] | coveralls
You have to provide either repo_token in .coveralls.yml, or launch via Travis
___________________________________ summary ____________________________________
ERROR:   coveralls: commands failed