Minitest, callbacks of same type in same context get clobbered

Gemfile.lock test-thingies

$ grep -re test -e should Gemfile.lock 
  remote: git://github.com/bbozo/minitest-colorize.git
    minitest-colorize (0.0.4.1)
      minitest (>= 2.0)
      rack-test (~> 0.6.1)
      rack-test (>= 0.5.4)
    minitest (4.5.0)
    minitest-matchers (1.2.0)
      minitest (>= 2.5.0)
    minitest-rails (0.5.1)
      minitest (~> 4.0)
    minitest-rails-shoulda (0.4.1)
      minitest-matchers (~> 1.2.0)
      minitest-rails (~> 0.5.0)
      shoulda-matchers (~> 1.4.1)
    rack-test (0.6.2)
    shoulda-matchers (1.4.2)
  minitest (= 4.5.0)
  minitest-colorize!
  minitest-rails-shoulda

output

$ zeus test test/unit/test_test.rb 
Run options: --seed 10849

# Running tests:

1 - B
2 - B
running test
2 - B
1 - B
.

Finished tests in 0.124061s, 8.0605 tests/s, 0.0000 assertions/s.

1 tests, 0 assertions, 0 failures, 0 errors, 0 skips

ruby & rails version

$ ruby -v
ruby 1.9.3p286 (2012-10-12 revision 37165) [x86_64-linux]
$ rails -v
Rails 3.2.11

test_test.rb

class TestTest < MiniTest::Spec

  before(:each) do
    puts "1 - A"
  end

  before(:each) do
    puts "1 - B"
  end

  context "a context" do

    before(:each) do
      puts "2 - A"
    end

    before(:each) do
      puts "2 - B"
    end

    should "boo" do
      puts "running test"
    end


    after(:each) do
      puts "2 - A"
    end

    after(:each) do
      puts "2 - B"
    end

  end

  after(:each) do
    puts "1 - A"
  end

  after(:each) do
    puts "1 - B"
  end
    
end