{
  "goVersion": "1.25",
  "hasDrvName": true,
  "hasImports": true,
  "hasLocalDir": true,
  "hasLocalImports": true,
  "hasModKey": true,
  "hasReplMap": true,
  "hasSubdir": true,
  "hasThirdPartyImports": true,
  "localPkgCount": 1,
  "modulePath": "github.com/numtide/go2nix-torture",
  "pkgCount": 242,
  "testPkgCount": 0
}
=== Case 2: derivation-backed input warns then realises (IFD allowed) ===
warning: resolveGoPackages: realising derivation '/nix/var/nix/builds/nix-98131-2642844339/nix/store/1bsl4n0y8cwjjaqxrbi7r8xfcdba9r5i-drv-src.drv^out' at eval time (IFD). For IFD-free evaluation, use builtins.fetchTarball/fetchGit for 'src' instead of pkgs.fetchFromGitHub. See go2nix docs: builder-api.md#src.
disabling binary cache 'https://hetzner-cache.numtide.com' for 60 seconds
warning: unable to download 'https://hetzner-cache.numtide.com/nix-cache-info': Problem with the SSL CA cert (path? access rights?) (77) error adding trust anchors from file: /no-cert-file.crt
disabling binary cache 'https://cache.numtide.com' for 60 seconds
warning: unable to download 'https://cache.numtide.com/nix-cache-info': Problem with the SSL CA cert (path? access rights?) (77) error adding trust anchors from file: /no-cert-file.crt
building '/nix/var/nix/builds/nix-98131-2642844339/nix/store/1bsl4n0y8cwjjaqxrbi7r8xfcdba9r5i-drv-src.drv'...
sh: mkdir: command not found
error:
       … while calling the 'resolveGoPackages' builtin
         at «string»:2:5:
            1|
            2|     builtins.resolveGoPackages {
             |     ^
            3|       src = "${derivation {

       error: Cannot build '/nix/var/nix/builds/nix-98131-2642844339/nix/store/1bsl4n0y8cwjjaqxrbi7r8xfcdba9r5i-drv-src.drv'.
       Reason: builder failed with exit code 127.
       Output paths:
         /nix/var/nix/builds/nix-98131-2642844339/nix/store/wjjqp733b8pwdwcyf1gzyzblmcb0mx8v-drv-src
OK: warning surfaced for derivation-backed src
=== Case 3: derivation-backed input under IFD=false → IFDError (Nix gate) ===
warning: resolveGoPackages: realising derivation '/nix/var/nix/builds/nix-98131-2642844339/nix/store/1bsl4n0y8cwjjaqxrbi7r8xfcdba9r5i-drv-src.drv^out' at eval time (IFD). For IFD-free evaluation, use builtins.fetchTarball/fetchGit for 'src' instead of pkgs.fetchFromGitHub. See go2nix docs: builder-api.md#src.
error:
       … while calling the 'resolveGoPackages' builtin
         at «string»:2:5:
            1|
            2|     builtins.resolveGoPackages {
             |     ^
            3|       src = "${derivation {

       error: cannot build '/nix/var/nix/builds/nix-98131-2642844339/nix/store/1bsl4n0y8cwjjaqxrbi7r8xfcdba9r5i-drv-src.drv^out' during evaluation because the option 'allow-import-from-derivation' is disabled
OK: Nix's IFD gate still applies