these 5 derivations will be built:
  /nix/store/9a1iyyf5shl6b916wcf4yhq6akwjgfs2-herdr-app-0.1.14-vendor.drv
  /nix/store/bd8as455xm6c1k67lwnlivcjxbdnx3k8-herdr-core-0.1.19-vendor.drv
  /nix/store/zkas68830sj85y7zhl7zdzq913yy1k4c-herdr-core-0.1.19.drv
  /nix/store/d5ivpvayga7b31r0gk62c3mr89lw8r9q-herdr-app-0.1.14.drv
  /nix/store/akm8nijwis2n9gkc8rnwpd238bk8bjml-check-herdr-app.drv
this path will be fetched (83.7 MiB download, 380.5 MiB unpacked):
  /nix/store/dv6dgs2mgv37jhfqidf5kbnldjma3ss8-zig-0.16.0