this derivation will be built:
  /nix/store/9c64ya1knxgqpm700ibizzxva0ikkldi-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/9c64ya1knxgqpm700ibizzxva0ikkldi-bcachefs-module-7.0.0-30-generic.drv'...