this derivation will be built:
  /nix/store/qqix0n3fhh4phxsav7hyn9ll8f71viyg-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/qqix0n3fhh4phxsav7hyn9ll8f71viyg-bcachefs-module-7.0.0-39-generic.drv'...