this derivation will be built:
  /nix/store/xl64vms3n3gjpr1i766bm0kdfhk4sxfb-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/xl64vms3n3gjpr1i766bm0kdfhk4sxfb-bcachefs-module-7.0.0-31-generic.drv'...