this derivation will be built:
  /nix/store/9y9x0d8dag4yh230hqav2s0byz0rppim-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/9y9x0d8dag4yh230hqav2s0byz0rppim-bcachefs-module-7.0.0-39-generic.drv'...