this derivation will be built:
  /nix/store/f8r50w3y2svfjvsrh8wbrv6147m8amqf-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/f8r50w3y2svfjvsrh8wbrv6147m8amqf-bcachefs-module-7.0.0-34-generic.drv'...