* test/ruby/test_process.rb (test_threading_works_after_exec_fail):
extend timeout limit from 30 to 90 because some test nodes fails
with timeout error.
Also use a Queue instead of a local variable to communicate with
threads.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61347 b2dd03c8-39d4-4d8f-98ff-823fe69b080e