100% Mutation Coverage. Shit just got real.

    Mutant configuration:
    Matcher:            #<Mutant::Matcher::Config match_expressions=[<Mutant::Expression: Yaks*>] subject_ignores=[] subject_selects=[]>
    Integration:        rspec
    Expect Coverage:    100.00%
    Processes:          4
    Includes:           ["lib"]
    Requires:           ["yaks"]
    Available Subjects: 135
    Subjects:           135
    Mutations:          4757
    Kills:              4757
    Alive:              0
    Runtime:            300.54s
    Killtime:           528.92s
    Overhead:           -43.18%
    Coverage:           100.00%
    Expected:           100.00%