these 3 derivations will be built:
  /nix/store/vw4w1ra04y0q6l023ky3vfjcajh1wjxw-but-0.22.3-vendor.drv
  /nix/store/mk4bfnpr5wz5lklipzvw4qms132k6zsy-but-0.22.3.drv
  /nix/store/2r0h1ps4m0samqgxh521h6ymkzgwkbqr-check-but.drv