these 2 derivations will be built:
  /nix/store/8lc4lfq1c2nk8zk98bq42nf3blz1z254-mistral-vibe-2.26.0.drv
  /nix/store/0rhj57z2kmmbh33zhckr3xx3c3gkbgaw-check-mistral-vibe.drv