this derivation will be built:
  /nix/store/3mqyhn269nrrqpyk60yd5jpcw5kl3ckq-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/3mqyhn269nrrqpyk60yd5jpcw5kl3ckq-bcachefs-module-7.0.0-39-generic.drv'...