this derivation will be built:
  /nix/store/2kkp1r9mn7lfx3r6f6nhmksf21nkklk2-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/2kkp1r9mn7lfx3r6f6nhmksf21nkklk2-bcachefs-module-7.0.0-39-generic.drv'...