this derivation will be built:
  /nix/store/ynysqkjij06ircjq82rgj1sz0yvvs5pa-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/ynysqkjij06ircjq82rgj1sz0yvvs5pa-bcachefs-module-7.0.0-39-generic.drv'...