this derivation will be built:
  /nix/store/7ydj59xrcxpkk44y07ixkw406435dwk2-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/7ydj59xrcxpkk44y07ixkw406435dwk2-bcachefs-module-7.0.0-38-generic.drv'...