this derivation will be built:
  /nix/store/3w78x2bd5h1b1mdgpm9pa4207msgy95i-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/3w78x2bd5h1b1mdgpm9pa4207msgy95i-bcachefs-module-7.0.0-28-generic.drv'...