this derivation will be built:
  /nix/store/34mdh2a7w2dg451hy26nyrslq84vli4g-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/34mdh2a7w2dg451hy26nyrslq84vli4g-bcachefs-module-7.0.0-34-generic.drv'...