this derivation will be built:
  /nix/store/gg38i1afrhhv6bsb07yz4j15p244b49b-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/gg38i1afrhhv6bsb07yz4j15p244b49b-bcachefs-module-7.0.0-30-generic.drv'...