(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: [66] ) ] ) (C {<source>} {(DQ (${ Id.VSub_Name KUBE_ROOT) </build/common.sh>)}) (C {<kube> <Id.Lit_Other ':'> <Id.Lit_Other ':'> <build> <Id.Lit_Other ':'> <Id.Lit_Other ':'> <verify_prereqs> } {<false>} ) (C {<kube> <Id.Lit_Other ':'> <Id.Lit_Other ':'> <build> <Id.Lit_Other ':'> <Id.Lit_Other ':'> <clean>} ) ] )