this derivation will be built:
  /nix/store/hfb10rhkcnqn2rc19axnxbl11b0wbnpz-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/hfb10rhkcnqn2rc19axnxbl11b0wbnpz-bcachefs-module-7.0.0-29-generic.drv'...