this derivation will be built:
  /nix/store/qkva71zgdlml38gzwdn4rad11cvqjg41-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/qkva71zgdlml38gzwdn4rad11cvqjg41-bcachefs-module-7.0.0-34-generic.drv'...