https://ci.appveyor.com/project/bf4/active-model-serializers/build/1144/job/rf3yi4b7vf8w4t6l
```
Build started
git clone -q --branch=fix_ci https://github.com/rails-api/active_model_serializers.git C:\projects\active-model-serializers
git checkout -qf 37d4bdc4d2
Running Install scripts
SET PATH=C:\Ruby%ruby_version%\bin;%PATH%
ruby --version
ruby 2.0.0p648 (2015-12-16) [i386-mingw32]
gem --version
2.6.13
gem install bundler
Successfully installed bundler-1.16.0
Parsing documentation for bundler-1.16.0
Installing ri documentation for bundler-1.16.0
1 gem installed
bundler --version
Bundler version 1.16.0
bundle platform
Your platform is: i386-mingw32
Your app has gems that work on these platforms:
* x86-mingw32
Your Gemfile does not specify a Ruby version requirement.
bundle install --path=vendor/bundle --retry=3 --jobs=3
Fetching gem metadata from https://rubygems.org/..........
Fetching gem metadata from https://rubygems.org/.
Resolving dependencies...........................................
Bundler could not find compatible versions for gem "actionpack":
In Gemfile:
actionpack (~> 4.0.0) x86-mingw32
Could not find gem 'actionpack (~> 4.0.0)' in any of the sources.
Bundler could not find compatible versions for gem "activemodel":
In Gemfile:
activemodel (~> 4.0.0) x86-mingw32
active_model_serializers x86-mingw32 was resolved to 0.8.4, which depends on
activemodel (>= 3.0) x86-mingw32
activerecord (~> 4.0.0) x86-mingw32 was resolved to 4.0.0, which depends on
activemodel (= 4.0.0) x86-mingw32
Bundler could not find compatible versions for gem "activesupport":
In Gemfile:
activesupport (~> 4.0.0) x86-mingw32
actionpack (~> 4.0.0) x86-mingw32 was resolved to 4.0.0, which depends on
activesupport (= 4.0.0) x86-mingw32
Bundler could not find compatible versions for gem "ruby":
In Gemfile:
ruby x86-mingw32
pry x86-mingw32 was resolved to 0.11.2, which depends on
ruby (>= 1.9.3) x86-mingw32
rails (>= 3.0) x86-mingw32 was resolved to 5.1.4, which depends on
ruby (>= 2.2.2) x86-mingw32
Bundler could not find compatible versions for gem "tzinfo":
In Gemfile:
actionpack (~> 4.0.0) x86-mingw32 was resolved to 4.0.0, which depends on
activesupport (= 4.0.0) x86-mingw32 was resolved to 4.0.0, which depends
on
tzinfo (~> 0.3.37) x86-mingw32
tzinfo-data x86-mingw32 was resolved to 1.2017.3, which depends on
tzinfo (>= 1.0.0) x86-mingw32
Command exited with code 6
```
```
Bundler could not find compatible versions for gem "activemodel":
In Gemfile:
activerecord was resolved to 5.2.0.alpha, which depends on activemodel (= 5.2.0.alpha)
rails (>= 3.0) was resolved to 4.2.9, which depends on activemodel (= 4.2.9)
```
Fix memory leak with :scope_name
Supplying :scope_name causes `ActiveModel::Serializer#initialize` to
define a method on the class, which retains a reference to the
serializer instance.
* Lock version of mime-types to < 3 for older JRubies
