this derivation will be built:
  /nix/store/693lp9kwwgiwbmpgx7cvjrac6f3xwmdp-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/693lp9kwwgiwbmpgx7cvjrac6f3xwmdp-bcachefs-module-7.0.0-30-generic.drv'...