this derivation will be built:
  /nix/store/3342b41m4k9idhh68jvbcdfcdxgx1cjn-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/3342b41m4k9idhh68jvbcdfcdxgx1cjn-bcachefs-module-7.0.0-28-generic.drv'...