(command.CommandList
  children: [
    (C {<Id.KW_Set set>} {<-o>} {<errexit>})
    (C {<Id.KW_Set set>} {<-o>} {<nounset>})
    (C {<Id.KW_Set 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 '$('>
                command_list: 
                  (command.CommandList
                    children: [(C {<dirname>} {(DQ (${ Id.VSub_Name BASH_SOURCE))})]
                  )
              ) </..>
            }
          spids: [73]
        )
      ]
    )
    (C {<source>} {(DQ (${ Id.VSub_Name KUBE_ROOT) </hack/lib/init.sh>)})
    (C {<readonly>} 
      {<Id.Lit_VarLike 'branch='> 
        (braced_var_sub
          token: <Id.VSub_Number 1>
          suffix_op: 
            (suffix_op.Unary
              op_id: Id.VTest_ColonHyphen
              arg_word: 
                {
                  (braced_var_sub
                    token: <Id.VSub_Name KUBE_VERIFY_GIT_BRANCH>
                    suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{<master>})
                  )
                }
            )
        )
      }
    )
    (command.ShFunction
      name: find_files
      body: 
        (command.BraceGroup
          children: [
            (C {<find>} {<.>} {<-not>} {(word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\('>)} 
              {(word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\('>)} {<-wholename>} {(SQ <./output>)} {<-o>} {<-wholename>} {(SQ <./_output>)} {<-o>} {<-wholename>} 
              {(SQ <./_gopath>)} {<-o>} {<-wholename>} {(SQ <./release>)} {<-o>} {<-wholename>} {(SQ <./target>)} {<-o>} {<-wholename>} 
              {(SQ <'*/third_party/*'>)} {<-o>} {<-wholename>} {(SQ <'*/vendor/*'>)} {<-o>} {<-wholename>} 
              {(SQ <'./staging/src/k8s.io/client-go/*vendor/*'>)} {<-o>} {<-wholename>} {(SQ <'./staging/src/k8s.io/client-go/pkg/*'>)} 
              {(word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\)'>)} {<-prune>} {(word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\)'>)} {<-name>} {(SQ <.readonly>)}
            )
          ]
        )
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:IFS)
          op: assign_op.Equal
          rhs: {(single_quoted left:<Id.Left_SingleQuoteC "$'"> tokens:[<Id.Char_OneChar '\\n'>])}
          spids: [235]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:conflicts)
          op: assign_op.Equal
          rhs: 
            {
              (sh_array_literal
                left: <Id.Op_LParen _>
                words: [
                  {
                    (command_sub
                      left_token: <Id.Left_DollarParen '$('>
                      command_list: 
                        (command.CommandList
                          children: [
                            (command.Pipeline
                              children: [
                                (C {<find_files>})
                                (C {<sed>} {(SQ <'s|/.readonly||'>)})
                                (command.WhileUntil
                                  keyword: <Id.KW_While while>
                                  cond: [
                                    (command.Sentence
                                      child: (C {<read>} {<dir>})
                                      terminator: <Id.Op_Semi _>
                                    )
                                  ]
                                  body: 
                                    (command.DoGroup
                                      children: [
                                        (command.ShAssignment
                                          pairs: [
                                            (assign_pair
                                              lhs: (sh_lhs_expr.Name name:dir)
                                              op: assign_op.Equal
                                              rhs: 
                                                {
                                                  (braced_var_sub
                                                    token: <Id.VSub_Name dir>
                                                    suffix_op: 
                                                      (suffix_op.Unary
                                                        op_id: Id.VOp1_Pound
                                                        arg_word: {<.> <Id.Lit_Slash />}
                                                      )
                                                  )
                                                }
                                              spids: [265]
                                            )
                                          ]
                                        )
                                        (command.If
                                          arms: [
                                            (if_arm
                                              cond: [
                                                (command.Sentence
                                                  child: 
                                                    (command.Simple
                                                      words: [
                                                        {<kube> <Id.Lit_Other ':'> <Id.Lit_Other ':'> 
                                                          <util> <Id.Lit_Other ':'> <Id.Lit_Other ':'> <has_changes_against_upstream_branch>
                                                        }
                                                        {(DQ (${ Id.VSub_Name branch))}
                                                        {
                                                          (DQ <'^'> (${ Id.VSub_Name dir) <'/[^/]*'> 
                                                            (word_part.EscapedLiteral
                                                              token: <Id.Lit_EscapedChar '\\$'>
                                                            )
                                                          )
                                                        }
                                                        {
                                                          (SQ 
                                                            <
'/\\.readonly$|/BUILD$|/zz_generated|/\\.generated\\.|\\.proto$|\\.pb\\.go$'
                                                            >
                                                          )
                                                        }
                                                      ]
                                                      redirects: [
                                                        (redir.Redir
                                                          op: <Id.Redir_Great '>'>
                                                          fd: -1
                                                          arg_word: {</dev/null>}
                                                        )
                                                      ]
                                                    )
                                                  terminator: <Id.Op_Semi _>
                                                )
                                              ]
                                              action: [(C {<echo>} {(DQ (${ Id.VSub_Name dir))})]
                                              spids: [274 307]
                                            )
                                          ]
                                        )
                                      ]
                                    )
                                )
                              ]
                              negated: F
                            )
                          ]
                        )
                    )
                  }
                ]
              )
            }
          spids: [240]
        )
      ]
    )
    (C {<unset>} {<IFS>})
    (command.If
      arms: [
        (if_arm
          cond: [
            (command.Sentence
              child: 
                (C {<Id.Lit_LBracket '['>} 
                  {
                    (braced_var_sub
                      token: <Id.VSub_Name conflicts>
                      prefix_op: (Id.VSub_Pound)
                      bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                    )
                  } {<-gt>} {<0>} {<Id.Lit_RBracket ']'>}
                )
              terminator: <Id.Op_Semi _>
            )
          ]
          action: [
            (command.Simple
              words: [{<exec>}]
              redirects: [(redir.Redir op:<Id.Redir_GreatAnd '1>&'> fd:1 arg_word:{<2>})]
            )
            (command.ForEach
              iter_name: dir
              iter_words: [
                {
                  (DQ 
                    (braced_var_sub
                      token: <Id.VSub_Name conflicts>
                      bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                    )
                  )
                }
              ]
              do_arg_iter: F
              body: 
                (command.DoGroup
                  children: [
                    (C {<echo>} 
                      {
                        (DQ <'Found '> (${ Id.VSub_Name dir) 
                          <'/.readonly, but files changed compared to '> (word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\"'>) (${ Id.VSub_Name branch) 
                          (word_part.EscapedLiteral
                            token: <Id.Lit_EscapedChar '\\"'>
                          ) <' branch.'>
                        )
                      }
                    )
                  ]
                )
            )
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          spids: [330 349]
        )
      ]
      else_action: [(C {<echo>} {(DQ <'Readonly packages verified.'>)})]
    )
  ]
)