these 2 derivations will be built:
  /nix/store/66prvzm5bhymikj8v285h3y2qqfcdwc7-guarded-effect.sh.drv
  /nix/store/rng09pxm3w333d1q90243qxg9pv20w72-effect-run-context.drv
building '/nix/store/66prvzm5bhymikj8v285h3y2qqfcdwc7-guarded-effect.sh.drv' on 'ssh-ng://nixbuild@stibnite-builder'
building '/nix/store/66prvzm5bhymikj8v285h3y2qqfcdwc7-guarded-effect.sh.drv'
guarded-effect.sh> structuredAttrs is enabled