this derivation will be built:
  /nix/store/yy37j8s7vzznpwyrr5dm8bhmwgsfaaqn-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/yy37j8s7vzznpwyrr5dm8bhmwgsfaaqn-bcachefs-module-7.0.0-39-generic.drv'...