diff --git a/tests/testsuite/registry.rs b/tests/testsuite/registry.rs
index 69f41e643..386e6a77e 100644
--- a/tests/testsuite/registry.rs
+++ b/tests/testsuite/registry.rs
@@ -3233,6 +3233,17 @@ fn unknown_index_version_error() {
 location searched: `dummy-registry` index (which is replacing registry `crates-io`)
 required by package `foo v0.1.0 ([ROOT]/foo)`
 
+"#]])
+        .run();
+    p.cargo("generate-lockfile")
+        .with_status(101)
+        .with_stderr_data(str![[r#"
+[UPDATING] `dummy-registry` index
+[ERROR] failed to select a version for the requirement `bar = "^1.0"`
+  version 1.0.1 requires a Cargo version that supports index version 4294967295
+location searched: `dummy-registry` index (which is replacing registry `crates-io`)
+required by package `foo v0.1.0 ([ROOT]/foo)`
+
 "#]])
         .run();
 }