this derivation will be built:
  /nix/store/8a1gq94bkgrjz1db8czf9yc348ylp028-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/8a1gq94bkgrjz1db8czf9yc348ylp028-bcachefs-module-7.0.0-38-generic.drv'...