this derivation will be built:
  /nix/store/jd195m29zykwl7h99zh9zvgw52nji556-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/jd195m29zykwl7h99zh9zvgw52nji556-bcachefs-module-7.0.0-39-generic.drv'...