this derivation will be built:
  /nix/store/k7nlf6d8667ncl37ypqv7cln7ydm8p1i-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/k7nlf6d8667ncl37ypqv7cln7ydm8p1i-bcachefs-module-7.0.0-34-generic.drv'...