ity_target'>feasibility_target</span>
    <span class='id identifier rubyid_options'>options</span><span class='period'>.</span><span class='id identifier rubyid_merge!'>merge!</span><span class='lparen'>(</span><span class='lbrace'>{</span>
                     <span class='label'>enabled:</span> <span class='id identifier rubyid_feasibility_target'>feasibility_target</span><span class='period'>.</span><span class='id identifier rubyid_feasible?'>feasible?</span><span class='lparen'>(</span><span class='id