this derivation will be built:
  /nix/store/1q8gqckj5s4faqzawyl255482zmqi2rc-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/1q8gqckj5s4faqzawyl255482zmqi2rc-bcachefs-module-7.0.0-39-generic.drv'...