this derivation will be built:
  /nix/store/vn1rcf8fr4q3xx7qlb0anzd8w93h0jqn-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/vn1rcf8fr4q3xx7qlb0anzd8w93h0jqn-bcachefs-module-7.0.0-28-generic.drv'...