Mongoid::Contextual::Mongo::DocumentsLoader state management #initialize initializes in pending state
     Failure/Error: Unable to find java.util.concurrent.ThreadPoolExecutor.<init>(java/util/concurrent/ThreadPoolExecutor.java to read failed line
     Java::JavaLang::IllegalArgumentException:
     # java.util.concurrent.ThreadPoolExecutor.<init>(java/util/concurrent/ThreadPoolExecutor.java:1314)
     # java.lang.reflect.Constructor.newInstance(java/lang/reflect/Constructor.java:423)
     # com.concurrent_ruby.ext.SynchronizationLibrary$JRubyLockableObject.rubySynchronize(com/concurrent_ruby/ext/SynchronizationLibrary.java:232)
     # com.concurrent_ruby.ext.SynchronizationLibrary$JRubyLockableObject$INVOKER$i$0$0$rubySynchronize.call(com/concurrent_ruby/ext/SynchronizationLibrary$JRubyLockableObject$INVOKER$i$0$0$rubySynchronize.gen)
     # RUBY.executor(/app/spec/mongoid/contextual/mongo/documents_loader_spec.rb:34)
     # RUBY.subject(/app/spec/mongoid/contextual/mongo/documents_loader_spec.rb:27)
     # RUBY.<main>(/app/spec/mongoid/contextual/mongo/documents_loader_spec.rb:42)
     # app.spec.lite_spec_helper.invokeOther0:run(app/spec//app/spec/lite_spec_helper.rb:74)
     # app.spec.lite_spec_helper.<main>(/app/spec/lite_spec_helper.rb:74)
     # app.spec.lite_spec_helper.invokeOther1:timeout(app/spec//app/spec/lite_spec_helper.rb:73)
     # app.spec.lite_spec_helper.<main>(/app/spec/lite_spec_helper.rb:73)
     # java.lang.invoke.MethodHandle.invokeWithArguments(java/lang/invoke/MethodHandle.java:627)