this derivation will be built:
  /nix/store/ydw6jkiyq8i0a1dhykplxdvy6a80v521-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/ydw6jkiyq8i0a1dhykplxdvy6a80v521-bcachefs-module-7.0.0-34-generic.drv'...