this derivation will be built:
  /nix/store/n5ywfd21syl0xk3axw5cfqf2mi2zahg7-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/n5ywfd21syl0xk3axw5cfqf2mi2zahg7-bcachefs-module-7.0.0-28-generic.drv'...