this derivation will be built:
  /nix/store/mn8jsaydigbknl5q1ijmvzz92aiq55hr-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/mn8jsaydigbknl5q1ijmvzz92aiq55hr-bcachefs-module-7.0.0-34-generic.drv'...