this derivation will be built:
  /nix/store/6vrb4cvqr769kknzsgl4saw7wsmv9rgi-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/6vrb4cvqr769kknzsgl4saw7wsmv9rgi-bcachefs-module-7.0.0-38-generic.drv'...