(command.CommandList
  children: [
    (C {<set>} {<-o>} {<errexit>})
    (C {<set>} {<-o>} {<nounset>})
    (C {<set>} {<-o>} {<pipefail>})
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:KUBE_ROOT)
          op: assign_op.Equal
          rhs: 
            {
              (command_sub
                left_token: <Id.Left_DollarParen '$('>
                child: (C {<dirname>} {(DQ (${ Id.VSub_Name BASH_SOURCE))})
              ) <'/..'>
            }
          spids: [66]
        )
      ]
    )
    (command.Pipeline
      children: [
        (C {<grep>} 
          {
            (DQ <Id.Lit_BadBackslash '\\'> <'[Feature:'> <Id.Lit_BadBackslash '\\'> <'w+'> 
              <Id.Lit_BadBackslash '\\'> <']'>
            )
          } 
          {(DQ (${ Id.VSub_Name KUBE_ROOT)) <'/test/e2e/'> <Id.Lit_Star '*'> <Id.Lit_Star '*'> <'/'> 
            <Id.Lit_Star '*'> <.go>
          } {<-Eoh>}
        )
        (command.Simple
          words: [{<sort>} {<-u>}]
          more_env: [(env_pair name:LC_ALL val:{<C>} spids:[105])]
          do_fork: T
        )
      ]
      negated: F
    )
  ]
)