this derivation will be built:
  /nix/store/sqjng07lfbs4pwsqqfmsa6mf9yxc7agj-check-hol-guard.drv
building '/nix/store/sqjng07lfbs4pwsqqfmsa6mf9yxc7agj-check-hol-guard.drv'

upload niks3: ok