this derivation will be built:
  /nix/store/8a13kmp8fan2qzlc50yxqv88xxj6sgd3-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/8a13kmp8fan2qzlc50yxqv88xxj6sgd3-bcachefs-module-7.0.0-29-generic.drv'...