this derivation will be built:
  /nix/store/m6blrlk481a5hdbwa4gi7x54gzaavnsv-bcachefs-module-7.0.0-31-generic-64k.drv
building '/nix/store/m6blrlk481a5hdbwa4gi7x54gzaavnsv-bcachefs-module-7.0.0-31-generic-64k.drv'...