this derivation will be built:
  /nix/store/kh9f7ikm8g5fqr10pdl593qkzwq9k4nh-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/kh9f7ikm8g5fqr10pdl593qkzwq9k4nh-bcachefs-module-7.0.0-39-generic.drv'...