this derivation will be built:
  /nix/store/gagyxgbbzcv736r56jc1xwwjri2wcj7y-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/gagyxgbbzcv736r56jc1xwwjri2wcj7y-bcachefs-module-7.0.0-39-generic.drv'...