this derivation will be built:
  /nix/store/f1vmhmdhnl2rnvbhc2fzqmp3f0124d0k-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/f1vmhmdhnl2rnvbhc2fzqmp3f0124d0k-bcachefs-module-7.0.0-39-generic.drv'...