this derivation will be built:
  /nix/store/81hxkw5mhj81d5qzm1fixng3lhnfj4yx-bcachefs-module-7.2.9-zen1-1-zen.drv
building '/nix/store/81hxkw5mhj81d5qzm1fixng3lhnfj4yx-bcachefs-module-7.2.9-zen1-1-zen.drv'...