私の人生では、この問題を解決する方法がわかりません。私は一日中見回して、似たような問題を見つけましたが、それらはすべてわずかに異なっているようです.
-----> Heroku receiving push
-----> Rails app detected
-----> Configure Rails to log to stdout
Installing rails_log_stdout... done
-----> Gemfile detected, running Bundler version 1.0.7
Unresolved dependencies detected; Installing...
Using --without development:test
Your Gemfile doesn't have any sources. You can add one with a line like 'source:rubygems'
Could not find rake-0.8.7 in any of the sources
FAILED: http://docs.heroku.com/bundler
! Heroku push rejected, failed to install gems via Bundler
error: hooks/pre-receive exited with error code 1
To git@heroku.com:smooth-wind-620.git
! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'git@heroku.com:
Bundle install と bundle list の両方に rake がリストされています。