this derivation will be built:
  /nix/store/m2qwdr43xmx1rbjq639lwqgfh3z6h2n9-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/m2qwdr43xmx1rbjq639lwqgfh3z6h2n9-bcachefs-module-7.0.0-39-generic.drv'...