this derivation will be built:
  /nix/store/p5kpw2xy8gsbmq1q9igyc6447n7rw41f-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/p5kpw2xy8gsbmq1q9igyc6447n7rw41f-bcachefs-module-7.0.0-29-generic.drv'...