this derivation will be built:
  /nix/store/my6shzqb2vr2lzlzxgqwanh2z55wvd78-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/my6shzqb2vr2lzlzxgqwanh2z55wvd78-bcachefs-module-7.0.0-34-generic.drv'...