this derivation will be built:
  /nix/store/7cw90kkzac5f58iss0bs5xchjgc5srfa-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/7cw90kkzac5f58iss0bs5xchjgc5srfa-bcachefs-module-7.0.0-38-generic.drv'...