this derivation will be built:
  /nix/store/4wsj6kqq2xzk4s5ssq4dcwffdvfrgrz6-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/4wsj6kqq2xzk4s5ssq4dcwffdvfrgrz6-bcachefs-module-7.0.0-38-generic.drv'...