this derivation will be built:
  /nix/store/2gg77h0m32nhg845snfh8w7y90y6a8yg-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/2gg77h0m32nhg845snfh8w7y90y6a8yg-bcachefs-module-7.0.0-38-generic.drv'...