multipacks.md

This way fails to deploy...

$ heroku buildpacks:set --index 1 https://github.com/ello/heroku-buildpack-imagemagick-cedar-14
Buildpack set. Next release on ticket209940 will use https://github.com/ello/heroku-buildpack-imagemagick-cedar-14.
Run `git push heroku master` to create a new release using this buildpack.
                                                                                          4m
$ heroku buildpacks:set --index 2 https://github.com/heroku/heroku-buildpack-ruby
Buildpack set. Next release on ticket209940 will use:
  1. https://github.com/ello/heroku-buildpack-imagemagick-cedar-14
  2. https://github.com/heroku/heroku-buildpack-ruby
Run `git push heroku master` to create a new release using these buildpacks.

$ git push heroku master
Counting objects: 2, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (2/2), done.
Writing objects: 100% (2/2), 229 bytes | 0 bytes/s, done.
Total 2 (delta 1), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Multipack app detected
remote: -----> Fetching custom buildpack https://github.com/ello/heroku-buildpack-imagemagick-cedar-14... done
remote:
remote:  !     Push rejected, failed to detect
remote:
remote: Verifying deploy....
remote:
remote: !	Push rejected to ticket209940.
remote:

yet...

$ heroku buildpacks:clear
Buildpacks cleared. Next release on ticket209940 will detect buildpack normally.

$ heroku buildpacks:set https://github.com/ddollar/heroku-buildpack-multi
Buildpack set. Next release on ticket209940 will use https://github.com/ddollar/heroku-buildpack-multi.
Run `git push heroku master` to create a new release using this buildpack.

$ cat .buildpacks
https://github.com/ello/heroku-buildpack-imagemagick-cedar-14
https://github.com/heroku/heroku-buildpack-ruby

$ git push heroku master
Counting objects: 3, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (3/3), done.
Writing objects: 100% (3/3), 301 bytes | 0 bytes/s, done.
Total 3 (delta 2), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Fetching custom buildpack https://github.com/ddollar/heroku-buildpack-multi... done
remote: -----> Multipack app detected
remote: =====> Downloading Buildpack: https://github.com/ello/heroku-buildpack-imagemagick-cedar-14
remote: =====> Detected Framework:
remote:        Ign http://us.archive.ubuntu.com trusty InRelease
remote:        Hit http://us.archive.ubuntu.com trusty-updates InRelease
remote:        Hit http://us.archive.ubuntu.com trusty-backports InRelease
remote:        Hit http://us.archive.ubuntu.com vivid InRelease
remote:        Hit http://us.archive.ubuntu.com vivid-proposed InRelease
remote:        Get:1 http://security.ubuntu.com trusty-security InRelease [64.4 kB]
remote:        Ign http://extras.ubuntu.com trusty InRelease
remote:        Hit http://us.archive.ubuntu.com trusty Release.gpg
remote:        Hit http://us.archive.ubuntu.com trusty Release
remote:        Get:2 http://extras.ubuntu.com trusty Release.gpg [72 B]
remote:        Hit http://extras.ubuntu.com trusty Release