this derivation will be built:
  /nix/store/5hifyysl3hsav12075z4rl3icwiq2gca-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/5hifyysl3hsav12075z4rl3icwiq2gca-bcachefs-module-7.0.0-30-generic.drv'...