====== Attempt #1
-----> Fetching repository
       Cloning into '/tmp/d20180430-7094-q74fii/input'...
-----> Setting up package repository...
-----> Starting packaging process
-----> Additional environment variables
       UUID=ceb6eadb-f909-4937-8be5-635c71615312
       HOME=/home/pkgr
-----> Reusing cache
-----> Fetching pkgr 2d69610cd10a25dc7edbca6c8756db4f780b8cf6...
-----> Starting packaging process...
-----> Installing missing build dependencies: mysql-devel
-----> Fetching buildpack https://github.com/pkgr/heroku-buildpack-ruby.git at v164-1
-----> Ruby app
-----> Compiling Ruby
-----> Using Ruby version: ruby-2.3.4
-----> Installing dependencies using bundler 1.15.1
       cp: ‘/entrypoint/cache/vendor/bundle/.’ and ‘/entrypoint/cache/vendor/bundle/.’ are the same file
       Running: bundle install --without development:test --path vendor/bundle --binstubs vendor/bundle/bin -j4 --deployment
       Warning: the running version of Bundler (1.15.1) is older than the version that created the lockfile (1.16.1). We suggest you upgrade to the latest version of Bundler by running `gem install bundler`.
       Fetching gem metadata from https://rubygems.org/...
       Fetching version metadata from https://rubygems.org/.
       Fetching https://github.com/ankane/dexter.git
       Using pg 1.0.0
       Fetching pg_query 1.0.2
       Using slop 4.6.2
       Using bundler 1.15.1
       Installing pg_query 1.0.2 with native extensions
       Using pgdexter 0.3.5 from https://github.com/ankane/dexter.git (at master@3932e84)
       Bundle complete! 1 Gemfile dependency, 5 gems now installed.
       Gems in the groups development and test were not installed.
       Bundled gems are installed into ./vendor/bundle.
       Bundle completed (16.40s)
       Cleaning up the bundler cache.
       Warning: the running version of Bundler (1.15.1) is older than the version that created the lockfile (1.16.1). We suggest you upgrade to the latest version of Bundler by running `gem install bundler`.
       Removing pg_query (1.0.1)
       Removing pgdexter (0.3.4)
-----> Detecting rake tasks
       
       ###### WARNING:
       You have not declared a Ruby version in your Gemfile.
       To set your Ruby version add this line to your Gemfile:
       ruby '2.3.4'
       # See https://devcenter.heroku.com/articles/ruby-versions for more information.
       
       ###### WARNING:
       No Procfile detected, using the default web server.
       We recommend explicitly declaring how to boot your server process via a Procfile.
       https://devcenter.heroku.com/articles/ruby-default-web-server
       
-----> Uploading packages
       PACKAGE: dexter-0.3.5-1525074099.a4cfe404.centos7.x86_64.rpm (30.14 MiB)
-----> DONE in 88s