this derivation will be built:
  /nix/store/9r1ksmdx852gpip4chx1k7v5r5jcyjz9-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/9r1ksmdx852gpip4chx1k7v5r5jcyjz9-bcachefs-module-7.0.0-14-generic.drv'...