vendor/bundle/bin -j4 --deployment
Your Ruby version is 2.3.1, but your Gemfile specified 2.2.3
Bundler Output: Your Ruby version is 2.3.1, but your Gemfile specified 2.2.3
!
! Failed to install gems via Bundler.
!
! Push rejected, failed to compile Ruby app.
! Push failed
-----> Ruby app detected -----> Compiling Ruby/Rack -----> Using Ruby version: ruby-2.3.1 -----> Installing dependencies using bundler 1.13.6 Running: bundle install --without development:test --path vendor/bundle --binstubs
vendor/bundle/bin -j4 --deployment Your Ruby version is 2.3.1, but your Gemfile specified 2.2.3 Bundler Output: Your Ruby version is 2.3.1, but your Gemfile specified 2.2.3 ! ! Failed to install gems via Bundler. ! ! Push rejected, failed to compile Ruby app. ! Push failed