this derivation will be built:
  /nix/store/9z2cqi9p8h7432k10k7mi63qip7k3n9j-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/9z2cqi9p8h7432k10k7mi63qip7k3n9j-bcachefs-module-7.0.0-38-generic.drv'...