this derivation will be built:
  /nix/store/sw1s5cwjw4x4wr85zl5qcsq95q0hrwl7-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/sw1s5cwjw4x4wr85zl5qcsq95q0hrwl7-bcachefs-module-7.0.0-30-generic.drv'...