this derivation will be built:
  /nix/store/mg0lb922d34wfc7ykn1aijvhz2vhzijz-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/mg0lb922d34wfc7ykn1aijvhz2vhzijz-bcachefs-module-7.0.0-38-generic.drv'...