Update CI config

.travis.yml

@@ -10,16 +10,19 @@ after_script:
 script:
   - bundle exec rake
 rvm:
-  - 2.6.3
-  - 2.5.5
-  - 2.4.6
-  - jruby-9.2.7.0
-matrix:
-  allow_failures:
-    - rvm: jruby-9.2.7.0
+  - 2.6.5
+  - 2.5.7
+  - 2.4.9
+  - ruby-head
 env:
   global:
     - COVERAGE=true
+matrix:
+  allow_failures:
+    - rvm: ruby-head
+  include:
+    - rvm: jruby-9.2.8.0
+      jdk: openjdk8
 notifications:
   email: false
   webhooks:

Gemfile

@@ -18,10 +18,12 @@ group :tools do
 end
 
 group :benchmarks do
-  gem 'attrio'
-  gem 'benchmark-ips'
-  gem 'dry-struct'
-  gem 'fast_attributes'
-  gem 'hotch'
-  gem 'virtus'
+  platform :mri do
+    gem 'attrio'
+    gem 'benchmark-ips'
+    gem 'dry-struct'
+    gem 'fast_attributes'
+    gem 'hotch'
+    gem 'virtus'
+  end
 end