this derivation will be built:
  /nix/store/nxfg6d2177byniynam7bzirkh098pda4-bcachefs-module-7.2.9-zen1-1-zen.drv
building '/nix/store/nxfg6d2177byniynam7bzirkh098pda4-bcachefs-module-7.2.9-zen1-1-zen.drv'...