this derivation will be built:
  /nix/store/in5c8n83pij4vy8nvpyr359zv1isv5kc-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/in5c8n83pij4vy8nvpyr359zv1isv5kc-bcachefs-module-7.0.0-39-generic.drv'...