this derivation will be built:
  /nix/store/iwlblhxv8vzkw39p18k504vdqpf9g2zw-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/iwlblhxv8vzkw39p18k504vdqpf9g2zw-bcachefs-module-7.0.0-28-generic.drv'...