this derivation will be built:
  /nix/store/mr39nvxxsdsvbkla8ydas4k9807a83p9-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/mr39nvxxsdsvbkla8ydas4k9807a83p9-bcachefs-module-7.0.0-29-generic.drv'...