this derivation will be built:
  /nix/store/zgp443c0vmmpr76wafq9zv08zciljiw8-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/zgp443c0vmmpr76wafq9zv08zciljiw8-bcachefs-module-7.0.0-39-generic.drv'...