this derivation will be built:
  /nix/store/mdlnhc9531rcjw9nz9z9s6mgfzvcxw24-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/mdlnhc9531rcjw9nz9z9s6mgfzvcxw24-bcachefs-module-7.0.0-39-generic.drv'...