this derivation will be built:
  /nix/store/ag7rsyzgpzlhjb9wp6zdwhpws6j5wk8p-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/ag7rsyzgpzlhjb9wp6zdwhpws6j5wk8p-bcachefs-module-7.0.0-31-generic.drv'...