this derivation will be built:
  /nix/store/frl4iy1whhx52r31cxszylbbwvn4bl20-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/frl4iy1whhx52r31cxszylbbwvn4bl20-bcachefs-module-7.0.0-27-generic.drv'...