(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: [65]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.DBracket
                      expr: 
                        (bool_expr.LogicalNot
                          child: (bool_expr.Unary op_id:Id.BoolUnary_f child:{<'/.dockerenv'>})
                        )
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (C {<echo>})
            (C {<echo>} 
              {(DQ <'\'make release-in-a-container\' can only be used from a docker container.'>)}
            )
            (C {<echo>})
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          spids: [81 94]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.Pipeline
                      children: [
                        (command.Simple
                          words: [{<type>} {<-p>} {<docker>}]
                          redirects: [
                            (redir
                              op: <Id.Redir_Great '>'>
                              loc: (redir_loc.Fd fd:1)
                              arg: {<'/dev/null'>}
                            )
                            (redir
                              op: <Id.Redir_GreatAnd '2>&'>
                              loc: (redir_loc.Fd fd:2)
                              arg: {<1>}
                            )
                          ]
                          do_fork: T
                        )
                      ]
                      negated: T
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (C {<echo>})
            (C {<echo>} {(DQ <'\'make release-in-a-container\' requires a container with'>)} 
              {(DQ <'docker installed.'>)}
            )
            (C {<echo>})
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          spids: [120 137]
        )
      ]
    )
    (C {<make>} {<cross-in-a-container>})
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.DBracket
                      expr: 
                        (bool_expr.Binary
                          op_id: Id.BoolBinary_EqualTilde
                          left: {($ Id.VSub_DollarName '$KUBE_RELEASE_RUN_TESTS')}
                          right: 
                            {<Id.Lit_Other '^'> <Id.Lit_Other '['> <yY> <Id.Lit_Other ']'> 
                              <Id.Lit_Other '$'>
                            }
                        )
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [(C {<make>} {<test>})]
          spids: [178 195]
        )
      ]
    )
    (C {($ Id.VSub_DollarName '$KUBE_ROOT') <'/build/package-tarballs.sh'>})
  ]
)