this derivation will be built:
  /nix/store/q3chlvnlzva7933cs5mq9w27ajxwzmyz-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/q3chlvnlzva7933cs5mq9w27ajxwzmyz-bcachefs-module-7.0.0-39-generic.drv'...