this derivation will be built:
  /nix/store/2rn1sl54nidlvhf91qw0kpq51bbdl098-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/2rn1sl54nidlvhf91qw0kpq51bbdl098-bcachefs-module-7.0.0-30-generic.drv'...